Medical board stops warning docs against giving false COVID information

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Mon, 12/13/2021 - 11:25

Under pressure from Republican state lawmakers, the Tennessee Board of Medical Examiners has removed from its website its recent policy statement that physicians who spread false information about COVID-19 vaccinations risk suspension or revocation of their medical license.

The board’s 7-3 vote on December 7 to delete the statement followed repeated threats by a powerful state House Republican to dissolve the board and appoint all new members if it did not immediately take it down.

The Tennessee board’s statement was a verbatim restatement of a warning to physicians issued by the Federation of State Medical Boards in July. The federation cited a “dramatic increase” in dissemination of misinformation and disinformation about the COVID-19 vaccine by physicians. It said that’s dangerous because physicians enjoy a high degree of public credibility.

Across the country, state medical licensing boards and state and national medical associations and specialty boards are struggling with how to respond to scientifically baseless public statements about COVID-19 by some physicians, which they say are increasing public confusion, political conflict, and preventable illnesses and deaths.

There have been only a small number of disciplinary actions by medical boards against physicians for spreading false COVID-19 information. Critics say the boards have been weak in responding to these dangerous violations of medical standards. As an example, they cite the State Medical Board of Ohio’s September renewal of the medical license of Sherri Tenpenny, DO, who had previously testified before Ohio lawmakers that COVID-19 vaccines magnetize their recipients and “interface” with cell phone towers.

“I’m not satisfied with what medical boards have done, and we are ramping up our efforts to press the boards to hold these physicians accountable,” said Nick Sawyer, MD, an emergency physician in Sacramento, Calif., who heads a group of healthcare professionals called No License for Disinformation.

Still, Tennessee board members insisted that the board’s policy of disciplining physicians who disseminate false information about COVID-19 vaccinations remains in effect, because state law empowers the board to take action against doctors whose unprofessional behavior endangers the public.

“COVID misinformation and disinformation has caused undue loss of life and jobs and other incalculable loss in our society,” said Melanie Blake, MD, MBA, a Chattanooga internist who’s president of the board. “Physicians have a responsibility to uphold their oath and put forward consensus-driven medical principles.”

But state Rep. John Ragan, the Republican co-chairman of the Joint Government Operations Committee, told the Tennessean newspaper that deleting the statement from the board’s website was equivalent to rescinding the policy. Ragan, who identifies himself as a business consultant and retired Air Force pilot, did not respond to a request for comment for this article.

Blake acknowledged that removing the statement from the board’s website has the potential to confuse Tennessee physicians. And the pressure from GOP lawmakers, who overwhelmingly control the Tennessee legislature, could discourage investigations and disciplinary actions against physicians who allegedly spread COVID-19 misinformation, she added. “It’s hard for me to answer whether this puts a chill on us,” she said.

In September, the Tennessee board, besides approving the general statement that physicians who spread COVID-19 disinformation could face licensure action, also directed the State Department of Health to prioritize investigations of physicians who spread outrageous claims. The board cited statements such as the vaccines are poisonous, cause infertility, contain microchips, or magnetize the body.

In response, the Tennessee General Assembly passed a bill in late October prohibiting the board from implementing any disciplinary process regarding the prescribing of “medication for COVID-19” without review and approval by Ragan’s committee. It’s not clear whether that language covers vaccines.

Last summer, in a similar move, Ragan threatened to dissolve the State Department of Health because its top vaccination official wrote a letter to medical providers explaining that state law allowed them to give COVID-19 vaccinations to minors older than 14 without parental consent. That official, Michelle Fiscus, MD, was fired in July.

Republican Sen. Richard Briggs, MD, a cardiothoracic surgeon who voted against the October legislation affecting COVID-related disciplinary actions, criticized his GOP colleagues’ interference in the medical board’s licensure decisions. “The mission of the board is to protect the health and safety of Tennessee citizens, and this was in complete conflict with that mission,” he said.

The Federation of State Medical Boards similarly condemned the Tennessee lawmakers’ moves. “The FSMB strongly opposes restricting a board’s authority to evaluate the standard of care and assess potential risk for patient harm,” a spokesman said. “Any interference, politically motivated or otherwise, is unhelpful and dangerous.”

But Arthur Caplan, PhD, a professor of bioethics at NYU School of Medicine, doubts that state medical boards are up to the task of policing disinformation spread by physicians. That’s because they ultimately are under the control of elected state officials, who may force the boards to base policy on ideology rather than science.

He said medical board members in Florida and another GOP-controlled state have told him they do not want to pursue disciplinary actions against physicians for COVID-19 misinformation for fear of political backlash.

Michele Heisler, MD, medical director of Physicians for Human Rights, agreed that the Tennessee situation highlights the looming political threat to the independence of state medical boards. She urged other medical organizations, particularly medical specialty boards, to step in.

“As a profession, we need to take a stance against this,” said Heisler, who’s a professor of internal medicine and public health at the University of Michigan. “Our credibility as physicians is at stake.”

A version of this article first appeared on Medscape.com.

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Under pressure from Republican state lawmakers, the Tennessee Board of Medical Examiners has removed from its website its recent policy statement that physicians who spread false information about COVID-19 vaccinations risk suspension or revocation of their medical license.

The board’s 7-3 vote on December 7 to delete the statement followed repeated threats by a powerful state House Republican to dissolve the board and appoint all new members if it did not immediately take it down.

The Tennessee board’s statement was a verbatim restatement of a warning to physicians issued by the Federation of State Medical Boards in July. The federation cited a “dramatic increase” in dissemination of misinformation and disinformation about the COVID-19 vaccine by physicians. It said that’s dangerous because physicians enjoy a high degree of public credibility.

Across the country, state medical licensing boards and state and national medical associations and specialty boards are struggling with how to respond to scientifically baseless public statements about COVID-19 by some physicians, which they say are increasing public confusion, political conflict, and preventable illnesses and deaths.

There have been only a small number of disciplinary actions by medical boards against physicians for spreading false COVID-19 information. Critics say the boards have been weak in responding to these dangerous violations of medical standards. As an example, they cite the State Medical Board of Ohio’s September renewal of the medical license of Sherri Tenpenny, DO, who had previously testified before Ohio lawmakers that COVID-19 vaccines magnetize their recipients and “interface” with cell phone towers.

“I’m not satisfied with what medical boards have done, and we are ramping up our efforts to press the boards to hold these physicians accountable,” said Nick Sawyer, MD, an emergency physician in Sacramento, Calif., who heads a group of healthcare professionals called No License for Disinformation.

Still, Tennessee board members insisted that the board’s policy of disciplining physicians who disseminate false information about COVID-19 vaccinations remains in effect, because state law empowers the board to take action against doctors whose unprofessional behavior endangers the public.

“COVID misinformation and disinformation has caused undue loss of life and jobs and other incalculable loss in our society,” said Melanie Blake, MD, MBA, a Chattanooga internist who’s president of the board. “Physicians have a responsibility to uphold their oath and put forward consensus-driven medical principles.”

But state Rep. John Ragan, the Republican co-chairman of the Joint Government Operations Committee, told the Tennessean newspaper that deleting the statement from the board’s website was equivalent to rescinding the policy. Ragan, who identifies himself as a business consultant and retired Air Force pilot, did not respond to a request for comment for this article.

Blake acknowledged that removing the statement from the board’s website has the potential to confuse Tennessee physicians. And the pressure from GOP lawmakers, who overwhelmingly control the Tennessee legislature, could discourage investigations and disciplinary actions against physicians who allegedly spread COVID-19 misinformation, she added. “It’s hard for me to answer whether this puts a chill on us,” she said.

In September, the Tennessee board, besides approving the general statement that physicians who spread COVID-19 disinformation could face licensure action, also directed the State Department of Health to prioritize investigations of physicians who spread outrageous claims. The board cited statements such as the vaccines are poisonous, cause infertility, contain microchips, or magnetize the body.

In response, the Tennessee General Assembly passed a bill in late October prohibiting the board from implementing any disciplinary process regarding the prescribing of “medication for COVID-19” without review and approval by Ragan’s committee. It’s not clear whether that language covers vaccines.

Last summer, in a similar move, Ragan threatened to dissolve the State Department of Health because its top vaccination official wrote a letter to medical providers explaining that state law allowed them to give COVID-19 vaccinations to minors older than 14 without parental consent. That official, Michelle Fiscus, MD, was fired in July.

Republican Sen. Richard Briggs, MD, a cardiothoracic surgeon who voted against the October legislation affecting COVID-related disciplinary actions, criticized his GOP colleagues’ interference in the medical board’s licensure decisions. “The mission of the board is to protect the health and safety of Tennessee citizens, and this was in complete conflict with that mission,” he said.

The Federation of State Medical Boards similarly condemned the Tennessee lawmakers’ moves. “The FSMB strongly opposes restricting a board’s authority to evaluate the standard of care and assess potential risk for patient harm,” a spokesman said. “Any interference, politically motivated or otherwise, is unhelpful and dangerous.”

But Arthur Caplan, PhD, a professor of bioethics at NYU School of Medicine, doubts that state medical boards are up to the task of policing disinformation spread by physicians. That’s because they ultimately are under the control of elected state officials, who may force the boards to base policy on ideology rather than science.

He said medical board members in Florida and another GOP-controlled state have told him they do not want to pursue disciplinary actions against physicians for COVID-19 misinformation for fear of political backlash.

Michele Heisler, MD, medical director of Physicians for Human Rights, agreed that the Tennessee situation highlights the looming political threat to the independence of state medical boards. She urged other medical organizations, particularly medical specialty boards, to step in.

“As a profession, we need to take a stance against this,” said Heisler, who’s a professor of internal medicine and public health at the University of Michigan. “Our credibility as physicians is at stake.”

A version of this article first appeared on Medscape.com.

Under pressure from Republican state lawmakers, the Tennessee Board of Medical Examiners has removed from its website its recent policy statement that physicians who spread false information about COVID-19 vaccinations risk suspension or revocation of their medical license.

The board’s 7-3 vote on December 7 to delete the statement followed repeated threats by a powerful state House Republican to dissolve the board and appoint all new members if it did not immediately take it down.

The Tennessee board’s statement was a verbatim restatement of a warning to physicians issued by the Federation of State Medical Boards in July. The federation cited a “dramatic increase” in dissemination of misinformation and disinformation about the COVID-19 vaccine by physicians. It said that’s dangerous because physicians enjoy a high degree of public credibility.

Across the country, state medical licensing boards and state and national medical associations and specialty boards are struggling with how to respond to scientifically baseless public statements about COVID-19 by some physicians, which they say are increasing public confusion, political conflict, and preventable illnesses and deaths.

There have been only a small number of disciplinary actions by medical boards against physicians for spreading false COVID-19 information. Critics say the boards have been weak in responding to these dangerous violations of medical standards. As an example, they cite the State Medical Board of Ohio’s September renewal of the medical license of Sherri Tenpenny, DO, who had previously testified before Ohio lawmakers that COVID-19 vaccines magnetize their recipients and “interface” with cell phone towers.

“I’m not satisfied with what medical boards have done, and we are ramping up our efforts to press the boards to hold these physicians accountable,” said Nick Sawyer, MD, an emergency physician in Sacramento, Calif., who heads a group of healthcare professionals called No License for Disinformation.

Still, Tennessee board members insisted that the board’s policy of disciplining physicians who disseminate false information about COVID-19 vaccinations remains in effect, because state law empowers the board to take action against doctors whose unprofessional behavior endangers the public.

“COVID misinformation and disinformation has caused undue loss of life and jobs and other incalculable loss in our society,” said Melanie Blake, MD, MBA, a Chattanooga internist who’s president of the board. “Physicians have a responsibility to uphold their oath and put forward consensus-driven medical principles.”

But state Rep. John Ragan, the Republican co-chairman of the Joint Government Operations Committee, told the Tennessean newspaper that deleting the statement from the board’s website was equivalent to rescinding the policy. Ragan, who identifies himself as a business consultant and retired Air Force pilot, did not respond to a request for comment for this article.

Blake acknowledged that removing the statement from the board’s website has the potential to confuse Tennessee physicians. And the pressure from GOP lawmakers, who overwhelmingly control the Tennessee legislature, could discourage investigations and disciplinary actions against physicians who allegedly spread COVID-19 misinformation, she added. “It’s hard for me to answer whether this puts a chill on us,” she said.

In September, the Tennessee board, besides approving the general statement that physicians who spread COVID-19 disinformation could face licensure action, also directed the State Department of Health to prioritize investigations of physicians who spread outrageous claims. The board cited statements such as the vaccines are poisonous, cause infertility, contain microchips, or magnetize the body.

In response, the Tennessee General Assembly passed a bill in late October prohibiting the board from implementing any disciplinary process regarding the prescribing of “medication for COVID-19” without review and approval by Ragan’s committee. It’s not clear whether that language covers vaccines.

Last summer, in a similar move, Ragan threatened to dissolve the State Department of Health because its top vaccination official wrote a letter to medical providers explaining that state law allowed them to give COVID-19 vaccinations to minors older than 14 without parental consent. That official, Michelle Fiscus, MD, was fired in July.

Republican Sen. Richard Briggs, MD, a cardiothoracic surgeon who voted against the October legislation affecting COVID-related disciplinary actions, criticized his GOP colleagues’ interference in the medical board’s licensure decisions. “The mission of the board is to protect the health and safety of Tennessee citizens, and this was in complete conflict with that mission,” he said.

The Federation of State Medical Boards similarly condemned the Tennessee lawmakers’ moves. “The FSMB strongly opposes restricting a board’s authority to evaluate the standard of care and assess potential risk for patient harm,” a spokesman said. “Any interference, politically motivated or otherwise, is unhelpful and dangerous.”

But Arthur Caplan, PhD, a professor of bioethics at NYU School of Medicine, doubts that state medical boards are up to the task of policing disinformation spread by physicians. That’s because they ultimately are under the control of elected state officials, who may force the boards to base policy on ideology rather than science.

He said medical board members in Florida and another GOP-controlled state have told him they do not want to pursue disciplinary actions against physicians for COVID-19 misinformation for fear of political backlash.

Michele Heisler, MD, medical director of Physicians for Human Rights, agreed that the Tennessee situation highlights the looming political threat to the independence of state medical boards. She urged other medical organizations, particularly medical specialty boards, to step in.

“As a profession, we need to take a stance against this,” said Heisler, who’s a professor of internal medicine and public health at the University of Michigan. “Our credibility as physicians is at stake.”

A version of this article first appeared on Medscape.com.

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Risk for severe COVID-19 and death plummets with Pfizer booster

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Thu, 12/09/2021 - 14:42

The Pfizer/BioNTech booster lowers the risk for confirmed illness, severe illness, and death from COVID-19, according to two large studies from Israel published Dec. 8, 2021, in the New England Journal of Medicine.

Both studies were completed before the advent of the Omicron variant.

In one study that included data on more than 4 million patients, led by Yinon M. Bar-On, MSc, of the Weizmann Institute of Science in Rehovot, Israel, the rate of confirmed SARS-CoV-2 infection was lower in the booster group than in the nonbooster group by a factor of about 10.

This was true across all five age groups studied (range among the groups [starting with age 16], 9.0-17.2).

The risk for severe COVID-19 in the primary analysis decreased in the booster group by a factor of 17.9 (95% confidence interval, 15.1-21.2), among those aged 60 years or older. Risk for severe illness in those ages 40-59 was lower by a factor of 21.7 (95% CI, 10.6-44.2).

Among the 60 and older age group, risk for death was also reduced by a factor of 14.7 (95% CI, 10.0-21.4).

Researchers analyzed data for the period from July 30 to Oct. 10, 2021, from the Israel Ministry of Health database on 4.69 million people at least 16 years old who had received two Pfizer doses at least 5 months earlier.

In the main analysis, the researchers compared the rates of confirmed COVID-19, severe disease, and death among those who had gotten a booster at least 12 days earlier with the rates in a nonbooster group.

The authors wrote: “Booster vaccination programs may provide a way to control transmission without costly social-distancing measures and quarantines. Our findings provide evidence for the short-term effectiveness of the booster dose against the currently dominant Delta variant in persons 16 years of age or older.”
 

Death risk down by 90%

second study, led by Ronen Arbel, PhD, with the community medical services division, Clalit Health Services (CHS), Tel Aviv, which included more than 800,000 participants, also found mortality risk was greatly reduced among those who received the booster compared with those who didn’t get the booster.

Participants aged 50 years or older who received a booster at least 5 months after a second Pfizer dose had 90% lower mortality risk because of COVID-19 than participants who did not get the booster.

The adjusted hazard ratio for death as a result of COVID-19 in the booster group, as compared with the nonbooster group, was 0.10 (95% CI, 0.07-0.14; P < .001). Of the 843,208 eligible participants, 758,118 (90%) received the booster during the 54-day study period.

The study included all CHS members who were aged 50 years or older on the study start date and had received two Pfizer doses at least 5 months earlier. CHS covers about 52% of the Israeli population and is the largest of four health care organizations in Israel that provide mandatory health care.

The authors noted that, although the study period was only 54 days (Aug. 6–Sept. 29), during that time “the incidence of COVID-19 in Israel was one of the highest in the world.”

The authors of both original articles pointed out that the studies are limited by short time periods and that longer-term studies are needed to see how the booster shots stand up to known and future variants, such as Omicron.

None of the authors involved in both studies reported relevant financial relationships.

A version of this article first appeared on Medscape.com.

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The Pfizer/BioNTech booster lowers the risk for confirmed illness, severe illness, and death from COVID-19, according to two large studies from Israel published Dec. 8, 2021, in the New England Journal of Medicine.

Both studies were completed before the advent of the Omicron variant.

In one study that included data on more than 4 million patients, led by Yinon M. Bar-On, MSc, of the Weizmann Institute of Science in Rehovot, Israel, the rate of confirmed SARS-CoV-2 infection was lower in the booster group than in the nonbooster group by a factor of about 10.

This was true across all five age groups studied (range among the groups [starting with age 16], 9.0-17.2).

The risk for severe COVID-19 in the primary analysis decreased in the booster group by a factor of 17.9 (95% confidence interval, 15.1-21.2), among those aged 60 years or older. Risk for severe illness in those ages 40-59 was lower by a factor of 21.7 (95% CI, 10.6-44.2).

Among the 60 and older age group, risk for death was also reduced by a factor of 14.7 (95% CI, 10.0-21.4).

Researchers analyzed data for the period from July 30 to Oct. 10, 2021, from the Israel Ministry of Health database on 4.69 million people at least 16 years old who had received two Pfizer doses at least 5 months earlier.

In the main analysis, the researchers compared the rates of confirmed COVID-19, severe disease, and death among those who had gotten a booster at least 12 days earlier with the rates in a nonbooster group.

The authors wrote: “Booster vaccination programs may provide a way to control transmission without costly social-distancing measures and quarantines. Our findings provide evidence for the short-term effectiveness of the booster dose against the currently dominant Delta variant in persons 16 years of age or older.”
 

Death risk down by 90%

second study, led by Ronen Arbel, PhD, with the community medical services division, Clalit Health Services (CHS), Tel Aviv, which included more than 800,000 participants, also found mortality risk was greatly reduced among those who received the booster compared with those who didn’t get the booster.

Participants aged 50 years or older who received a booster at least 5 months after a second Pfizer dose had 90% lower mortality risk because of COVID-19 than participants who did not get the booster.

The adjusted hazard ratio for death as a result of COVID-19 in the booster group, as compared with the nonbooster group, was 0.10 (95% CI, 0.07-0.14; P < .001). Of the 843,208 eligible participants, 758,118 (90%) received the booster during the 54-day study period.

The study included all CHS members who were aged 50 years or older on the study start date and had received two Pfizer doses at least 5 months earlier. CHS covers about 52% of the Israeli population and is the largest of four health care organizations in Israel that provide mandatory health care.

The authors noted that, although the study period was only 54 days (Aug. 6–Sept. 29), during that time “the incidence of COVID-19 in Israel was one of the highest in the world.”

The authors of both original articles pointed out that the studies are limited by short time periods and that longer-term studies are needed to see how the booster shots stand up to known and future variants, such as Omicron.

None of the authors involved in both studies reported relevant financial relationships.

A version of this article first appeared on Medscape.com.

The Pfizer/BioNTech booster lowers the risk for confirmed illness, severe illness, and death from COVID-19, according to two large studies from Israel published Dec. 8, 2021, in the New England Journal of Medicine.

Both studies were completed before the advent of the Omicron variant.

In one study that included data on more than 4 million patients, led by Yinon M. Bar-On, MSc, of the Weizmann Institute of Science in Rehovot, Israel, the rate of confirmed SARS-CoV-2 infection was lower in the booster group than in the nonbooster group by a factor of about 10.

This was true across all five age groups studied (range among the groups [starting with age 16], 9.0-17.2).

The risk for severe COVID-19 in the primary analysis decreased in the booster group by a factor of 17.9 (95% confidence interval, 15.1-21.2), among those aged 60 years or older. Risk for severe illness in those ages 40-59 was lower by a factor of 21.7 (95% CI, 10.6-44.2).

Among the 60 and older age group, risk for death was also reduced by a factor of 14.7 (95% CI, 10.0-21.4).

Researchers analyzed data for the period from July 30 to Oct. 10, 2021, from the Israel Ministry of Health database on 4.69 million people at least 16 years old who had received two Pfizer doses at least 5 months earlier.

In the main analysis, the researchers compared the rates of confirmed COVID-19, severe disease, and death among those who had gotten a booster at least 12 days earlier with the rates in a nonbooster group.

The authors wrote: “Booster vaccination programs may provide a way to control transmission without costly social-distancing measures and quarantines. Our findings provide evidence for the short-term effectiveness of the booster dose against the currently dominant Delta variant in persons 16 years of age or older.”
 

Death risk down by 90%

second study, led by Ronen Arbel, PhD, with the community medical services division, Clalit Health Services (CHS), Tel Aviv, which included more than 800,000 participants, also found mortality risk was greatly reduced among those who received the booster compared with those who didn’t get the booster.

Participants aged 50 years or older who received a booster at least 5 months after a second Pfizer dose had 90% lower mortality risk because of COVID-19 than participants who did not get the booster.

The adjusted hazard ratio for death as a result of COVID-19 in the booster group, as compared with the nonbooster group, was 0.10 (95% CI, 0.07-0.14; P < .001). Of the 843,208 eligible participants, 758,118 (90%) received the booster during the 54-day study period.

The study included all CHS members who were aged 50 years or older on the study start date and had received two Pfizer doses at least 5 months earlier. CHS covers about 52% of the Israeli population and is the largest of four health care organizations in Israel that provide mandatory health care.

The authors noted that, although the study period was only 54 days (Aug. 6–Sept. 29), during that time “the incidence of COVID-19 in Israel was one of the highest in the world.”

The authors of both original articles pointed out that the studies are limited by short time periods and that longer-term studies are needed to see how the booster shots stand up to known and future variants, such as Omicron.

None of the authors involved in both studies reported relevant financial relationships.

A version of this article first appeared on Medscape.com.

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A very strange place to find a tooth

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Thu, 12/09/2021 - 09:38

 

A nose for the tooth

Have you ever had a stuffy nose that just wouldn’t go away? Those irritating head colds have nothing on the stuffy nose a man in New York recently had to go through. A stuffy nose to top all stuffy noses. One stuffy nose to rule them all, as it were.

John Oliver/Pixabay

This man went to a Mount Sinai clinic with difficulty breathing through his right nostril, a problem that had been going on for years. Let us repeat that: A stuffy nose that lasted for years. The exam revealed a white mass jutting through the back of the septum and a CT scan confirmed the diagnosis. Perhaps you’ve already guessed, since the headline does give things away. Yes, this man had a tooth growing into his nose.

The problem was a half-inch-long ectopic tooth. Ectopic teeth are rare, occurring in less than 1% of people, but an ectopic tooth growing backward into the nasal cavity? Well, that’s so uncommon that this man got a case report in the New England Journal of Medicine.

This story does have a happy ending. Not all ectopic teeth need to be treated, but this one really did have to go. The offending tooth was surgically removed and, at a 3-month follow-up, the stuffy nose issue was completely resolved. So our friend gets the best of both worlds: His issue gets cured and he gets a case report in a major medical publication. If that’s not living the dream, we don’t know what is, and that’s the tooth.
 

Lettuce recommend you a sleep aid

Lettuce is great for many things. The star in a salad? Of course. The fresh element in a BLT? Yep. A sleep aid? According to a TikTok hack with almost 5 million views, the pinch hitter in a sandwich is switching leagues to be used like a tea for faster sleep. But, does it really work? Researchers say yes and no, according to a recent report at Tyla.com.

PxHere

Studies conducted in 2013 and 2017 pointed toward a compound called lactucin, which is found in the plant’s n-butanol fraction. In the 2013 study, mice that received n-butanol fraction fell asleep faster and stayed asleep longer. In 2017, researchers found that lettuce made mice sleep longer and helped protect against cell inflammation and damage.

OK, so it works on mice. But what about humans? In the TikTok video, user Shapla Hoque pours hot water on a few lettuce leaves in a mug with a peppermint tea bag (for flavor). After 10 minutes, when the leaves are soaked and soggy, she removes them and drinks the lettuce tea. By the end of the video she’s visibly drowsy and ready to crash. Does this hold water?

Here’s the no. Dr. Charlotte Norton of the Slimming Clinic told Tyla.com that yeah, there are some properties in lettuce that will help you fall asleep, such as lactucarium, which is prominent in romaine. But you would need a massive amount of lettuce to get any effect. The TikTok video, she said, is an example of the placebo effect.
 

 

 

Brains get a rise out of Viagra

A lot of medications are used off label. Antidepressants for COVID have taken the cake recently, but here’s a new one: Viagra for Alzheimer’s disease.

©roberthyrons/thinkstockphotos.com
Investigators who analyzed insurance claims data from over 7 million individuals found that the erectile-dysfunction drug sildenafil (Viagra) was tied to a 69% lower risk of Alzheimer’s.

Although there’s no definite link yet between the two, neuron models derived from induced pluripotent stem cells from patients with Alzheimer’s suggest that sildenafil increases neurite growth and decreases phospho-tau expression, Jiansong Fang, PhD, of the Cleveland Clinic, and associates said in Nature Aging.

Their research is an attempt to find untapped sources of new treatments among existing drugs. They began the search with 1,600 approved drugs and focused on those that target the buildup of beta amyloid and tau proteins in the brain, according to the Daily Beast.

Since sildenafil is obviously for men, more research will need to be done on how this drug affects women. Don’t start stocking up just yet.
 

Omicron is not a social-distancing robot

COVID, safe to say, has not been your typical, run-of-the-mill pandemic. People have protested social distancing. People have protested lockdowns. People have protested mask mandates. People have protested vaccine mandates. People have protested people protesting vaccine mandates.

neo tam/Pixabay

Someone used a fake arm to get a COVID vaccine card. People have tried to reverse their COVID vaccinations. People had COVID contamination parties.

The common denominator? People. Humans. Maybe what we need is a nonhuman intervention. To fight COVID, we need a hero. A robotic hero.

And where can we find such a hero? The University of Maryland, of course, where computer scientists and engineers are working on an autonomous mobile robot to enforce indoor social-distancing rules.

Their robot can detect lapses in social distancing using cameras, both thermal and visual, along with a LiDAR (Light Detection and Ranging) sensor. It then sorts the offenders into various groups depending on whether they are standing still or moving and predicts their future movement using a state-of-the-art hybrid collision avoidance method known as Frozone, Adarsh Jagan Sathyamoorthy and associates explained in PLOS One.

“Once it reaches the breach, the robot encourages people to move apart via text that appears on a mounted display,” ScienceDaily said.

Maybe you were expecting a Terminator-type robot coming to enforce social distancing requirements rather than a simple text message. Let’s just hope that all COVID guidelines are followed, including social distancing, so the pandemic will finally end and won’t “be back.”

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A nose for the tooth

Have you ever had a stuffy nose that just wouldn’t go away? Those irritating head colds have nothing on the stuffy nose a man in New York recently had to go through. A stuffy nose to top all stuffy noses. One stuffy nose to rule them all, as it were.

John Oliver/Pixabay

This man went to a Mount Sinai clinic with difficulty breathing through his right nostril, a problem that had been going on for years. Let us repeat that: A stuffy nose that lasted for years. The exam revealed a white mass jutting through the back of the septum and a CT scan confirmed the diagnosis. Perhaps you’ve already guessed, since the headline does give things away. Yes, this man had a tooth growing into his nose.

The problem was a half-inch-long ectopic tooth. Ectopic teeth are rare, occurring in less than 1% of people, but an ectopic tooth growing backward into the nasal cavity? Well, that’s so uncommon that this man got a case report in the New England Journal of Medicine.

This story does have a happy ending. Not all ectopic teeth need to be treated, but this one really did have to go. The offending tooth was surgically removed and, at a 3-month follow-up, the stuffy nose issue was completely resolved. So our friend gets the best of both worlds: His issue gets cured and he gets a case report in a major medical publication. If that’s not living the dream, we don’t know what is, and that’s the tooth.
 

Lettuce recommend you a sleep aid

Lettuce is great for many things. The star in a salad? Of course. The fresh element in a BLT? Yep. A sleep aid? According to a TikTok hack with almost 5 million views, the pinch hitter in a sandwich is switching leagues to be used like a tea for faster sleep. But, does it really work? Researchers say yes and no, according to a recent report at Tyla.com.

PxHere

Studies conducted in 2013 and 2017 pointed toward a compound called lactucin, which is found in the plant’s n-butanol fraction. In the 2013 study, mice that received n-butanol fraction fell asleep faster and stayed asleep longer. In 2017, researchers found that lettuce made mice sleep longer and helped protect against cell inflammation and damage.

OK, so it works on mice. But what about humans? In the TikTok video, user Shapla Hoque pours hot water on a few lettuce leaves in a mug with a peppermint tea bag (for flavor). After 10 minutes, when the leaves are soaked and soggy, she removes them and drinks the lettuce tea. By the end of the video she’s visibly drowsy and ready to crash. Does this hold water?

Here’s the no. Dr. Charlotte Norton of the Slimming Clinic told Tyla.com that yeah, there are some properties in lettuce that will help you fall asleep, such as lactucarium, which is prominent in romaine. But you would need a massive amount of lettuce to get any effect. The TikTok video, she said, is an example of the placebo effect.
 

 

 

Brains get a rise out of Viagra

A lot of medications are used off label. Antidepressants for COVID have taken the cake recently, but here’s a new one: Viagra for Alzheimer’s disease.

©roberthyrons/thinkstockphotos.com
Investigators who analyzed insurance claims data from over 7 million individuals found that the erectile-dysfunction drug sildenafil (Viagra) was tied to a 69% lower risk of Alzheimer’s.

Although there’s no definite link yet between the two, neuron models derived from induced pluripotent stem cells from patients with Alzheimer’s suggest that sildenafil increases neurite growth and decreases phospho-tau expression, Jiansong Fang, PhD, of the Cleveland Clinic, and associates said in Nature Aging.

Their research is an attempt to find untapped sources of new treatments among existing drugs. They began the search with 1,600 approved drugs and focused on those that target the buildup of beta amyloid and tau proteins in the brain, according to the Daily Beast.

Since sildenafil is obviously for men, more research will need to be done on how this drug affects women. Don’t start stocking up just yet.
 

Omicron is not a social-distancing robot

COVID, safe to say, has not been your typical, run-of-the-mill pandemic. People have protested social distancing. People have protested lockdowns. People have protested mask mandates. People have protested vaccine mandates. People have protested people protesting vaccine mandates.

neo tam/Pixabay

Someone used a fake arm to get a COVID vaccine card. People have tried to reverse their COVID vaccinations. People had COVID contamination parties.

The common denominator? People. Humans. Maybe what we need is a nonhuman intervention. To fight COVID, we need a hero. A robotic hero.

And where can we find such a hero? The University of Maryland, of course, where computer scientists and engineers are working on an autonomous mobile robot to enforce indoor social-distancing rules.

Their robot can detect lapses in social distancing using cameras, both thermal and visual, along with a LiDAR (Light Detection and Ranging) sensor. It then sorts the offenders into various groups depending on whether they are standing still or moving and predicts their future movement using a state-of-the-art hybrid collision avoidance method known as Frozone, Adarsh Jagan Sathyamoorthy and associates explained in PLOS One.

“Once it reaches the breach, the robot encourages people to move apart via text that appears on a mounted display,” ScienceDaily said.

Maybe you were expecting a Terminator-type robot coming to enforce social distancing requirements rather than a simple text message. Let’s just hope that all COVID guidelines are followed, including social distancing, so the pandemic will finally end and won’t “be back.”

 

A nose for the tooth

Have you ever had a stuffy nose that just wouldn’t go away? Those irritating head colds have nothing on the stuffy nose a man in New York recently had to go through. A stuffy nose to top all stuffy noses. One stuffy nose to rule them all, as it were.

John Oliver/Pixabay

This man went to a Mount Sinai clinic with difficulty breathing through his right nostril, a problem that had been going on for years. Let us repeat that: A stuffy nose that lasted for years. The exam revealed a white mass jutting through the back of the septum and a CT scan confirmed the diagnosis. Perhaps you’ve already guessed, since the headline does give things away. Yes, this man had a tooth growing into his nose.

The problem was a half-inch-long ectopic tooth. Ectopic teeth are rare, occurring in less than 1% of people, but an ectopic tooth growing backward into the nasal cavity? Well, that’s so uncommon that this man got a case report in the New England Journal of Medicine.

This story does have a happy ending. Not all ectopic teeth need to be treated, but this one really did have to go. The offending tooth was surgically removed and, at a 3-month follow-up, the stuffy nose issue was completely resolved. So our friend gets the best of both worlds: His issue gets cured and he gets a case report in a major medical publication. If that’s not living the dream, we don’t know what is, and that’s the tooth.
 

Lettuce recommend you a sleep aid

Lettuce is great for many things. The star in a salad? Of course. The fresh element in a BLT? Yep. A sleep aid? According to a TikTok hack with almost 5 million views, the pinch hitter in a sandwich is switching leagues to be used like a tea for faster sleep. But, does it really work? Researchers say yes and no, according to a recent report at Tyla.com.

PxHere

Studies conducted in 2013 and 2017 pointed toward a compound called lactucin, which is found in the plant’s n-butanol fraction. In the 2013 study, mice that received n-butanol fraction fell asleep faster and stayed asleep longer. In 2017, researchers found that lettuce made mice sleep longer and helped protect against cell inflammation and damage.

OK, so it works on mice. But what about humans? In the TikTok video, user Shapla Hoque pours hot water on a few lettuce leaves in a mug with a peppermint tea bag (for flavor). After 10 minutes, when the leaves are soaked and soggy, she removes them and drinks the lettuce tea. By the end of the video she’s visibly drowsy and ready to crash. Does this hold water?

Here’s the no. Dr. Charlotte Norton of the Slimming Clinic told Tyla.com that yeah, there are some properties in lettuce that will help you fall asleep, such as lactucarium, which is prominent in romaine. But you would need a massive amount of lettuce to get any effect. The TikTok video, she said, is an example of the placebo effect.
 

 

 

Brains get a rise out of Viagra

A lot of medications are used off label. Antidepressants for COVID have taken the cake recently, but here’s a new one: Viagra for Alzheimer’s disease.

©roberthyrons/thinkstockphotos.com
Investigators who analyzed insurance claims data from over 7 million individuals found that the erectile-dysfunction drug sildenafil (Viagra) was tied to a 69% lower risk of Alzheimer’s.

Although there’s no definite link yet between the two, neuron models derived from induced pluripotent stem cells from patients with Alzheimer’s suggest that sildenafil increases neurite growth and decreases phospho-tau expression, Jiansong Fang, PhD, of the Cleveland Clinic, and associates said in Nature Aging.

Their research is an attempt to find untapped sources of new treatments among existing drugs. They began the search with 1,600 approved drugs and focused on those that target the buildup of beta amyloid and tau proteins in the brain, according to the Daily Beast.

Since sildenafil is obviously for men, more research will need to be done on how this drug affects women. Don’t start stocking up just yet.
 

Omicron is not a social-distancing robot

COVID, safe to say, has not been your typical, run-of-the-mill pandemic. People have protested social distancing. People have protested lockdowns. People have protested mask mandates. People have protested vaccine mandates. People have protested people protesting vaccine mandates.

neo tam/Pixabay

Someone used a fake arm to get a COVID vaccine card. People have tried to reverse their COVID vaccinations. People had COVID contamination parties.

The common denominator? People. Humans. Maybe what we need is a nonhuman intervention. To fight COVID, we need a hero. A robotic hero.

And where can we find such a hero? The University of Maryland, of course, where computer scientists and engineers are working on an autonomous mobile robot to enforce indoor social-distancing rules.

Their robot can detect lapses in social distancing using cameras, both thermal and visual, along with a LiDAR (Light Detection and Ranging) sensor. It then sorts the offenders into various groups depending on whether they are standing still or moving and predicts their future movement using a state-of-the-art hybrid collision avoidance method known as Frozone, Adarsh Jagan Sathyamoorthy and associates explained in PLOS One.

“Once it reaches the breach, the robot encourages people to move apart via text that appears on a mounted display,” ScienceDaily said.

Maybe you were expecting a Terminator-type robot coming to enforce social distancing requirements rather than a simple text message. Let’s just hope that all COVID guidelines are followed, including social distancing, so the pandemic will finally end and won’t “be back.”

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Vaccine protection drops against Omicron, making boosters crucial

Article Type
Changed
Thu, 12/09/2021 - 09:15

 

A raft of new studies that looked at the ability of Omicron to evade an array of currently available vaccines suggest a substantial loss of protection against the highly mutated variant.

Medscape Illustration/Dreamstime

The new studies, from teams of researchers in Germany, South Africa, Sweden, and the drug company Pfizer, showed 25 to 40-fold drops in the ability of antibodies created by two doses of the Pfizer-BioNTech vaccine to neutralize the virus.  

But there seemed to be a bright spot in the studies too. The virus didn’t completely escape the immunity from the vaccines, and giving a third, booster dose appeared to restore antibodies to a level that’s been associated with protection against variants in the past.

“One of the silver linings of this pandemic so far is that mRNA vaccines manufactured based on the ancestral SARS-CoV-2 continue to work in the laboratory and, importantly, in real life against variant strains,” said Hana El Sahly, MD, professor of molecular virology and microbiology at Baylor College of Medicine in Houston. “The strains so far vary by their degree of being neutralized by the antibodies from these vaccines, but they are being neutralized nonetheless.” 

Dr. El Sahly points out that the Beta variant was associated with a 10-fold drop in antibodies, but two doses of the vaccines still protected against it.

President Biden hailed the study results as good news.

“That Pfizer lab report came back saying that the expectation is that the existing vaccines protect against Omicron. But if you get the booster, you’re really in good shape. And so that’s very encouraging,” he said in a press briefing Dec. 8.
 

More research needed

Other scientists, however, stressed that these studies are from lab tests, and don’t necessarily reflect what will happen with Omicron in the real world. They cautioned about a worldwide push for boosters with so many countries still struggling to give first doses of vaccines.

Soumya Swaminathan, MD, chief scientist for the World Health Organization, stressed in a press briefing Dec. 8 that the results from the four studies varied widely, showing dips in neutralizing activity with Omicron that ranged from 5-fold to 40-fold.

The types of lab tests that were run were different, too, and involved small numbers of blood samples from patients.

She stressed that immunity depends not just on neutralizing antibodies, which act as a first line of defense when a virus invades, but also on B cells and T cells, and so far, tests show that these crucial components — which are important for preventing severe disease and death — had been less impacted than antibodies.

“So, I think it’s premature to conclude that this reduction in neutralizing activity would result in a significant reduction in vaccine effectiveness,” she said.

Whether or not these first-generation vaccines will be enough to stop Omicron, though, remains to be seen. A study of the Pfizer, Moderna, and AstraZeneca vaccines, led by German physician Sandra Ciesek, MD, who directs the Institute of Medical Virology at the University of Frankfurt, shows a booster didn’t appear to hold up well over time.

Dr. Ciesek and her team exposed Omicron viruses to the antibodies of volunteers who had been boosted with the Pfizer vaccine 3 months prior.  

She also compared the results to what happened to those same 3-month antibody levels against Delta variant viruses. She found only a 25% neutralization of Omicron compared with a 95% neutralization of Delta. That represented about a 37-fold reduction in the ability of the antibodies to neutralize Omicron vs Delta.

“The data confirm that developing a vaccine adapted for Omicron makes sense,” she tweeted as part of a long thread she posted on her results.
 

Retool the vaccines?

Both Pfizer and Moderna are retooling their vaccines to better match them to the changes in the Omicron variant. In a press release, Pfizer said it could start deliveries of that updated vaccine by March, pending U.S. Food and Drug Administration authorization.

“What the booster really does in neutralizing Omicron right now, they don’t know, they have no idea,” said Peter Palese, PhD, chair of the department of microbiology at the Mount Sinai School of Medicine in New York City.

Dr. Palese said he was definitely concerned about a possible Omicron wave.

“There are four major sites on the spike protein targeted by antibodies from the vaccines, and all four sites have mutations,” he said. “All these important antigenic sites are changed.

“If Omicron becomes the new Delta, and the old vaccines really aren’t good enough, then we have to make new Omicron vaccines. Then we have to revaccinate everybody twice,” he said, and the costs could be staggering. “I am worried.”

Tedros Adhanom Ghebreyesus, PhD, director general of the WHO, urged countries to move quickly.

“Don’t wait. Act now,” he said, even before all the science is in hand. “All of us, every government, every individual should use all the tools we have right now,” to drive down transmission, increase testing and surveillance, and share scientific findings.

“We can prevent Omicron [from] becoming a global crisis right now,” he said.

A version of this article first appeared on Medscape.com.

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A raft of new studies that looked at the ability of Omicron to evade an array of currently available vaccines suggest a substantial loss of protection against the highly mutated variant.

Medscape Illustration/Dreamstime

The new studies, from teams of researchers in Germany, South Africa, Sweden, and the drug company Pfizer, showed 25 to 40-fold drops in the ability of antibodies created by two doses of the Pfizer-BioNTech vaccine to neutralize the virus.  

But there seemed to be a bright spot in the studies too. The virus didn’t completely escape the immunity from the vaccines, and giving a third, booster dose appeared to restore antibodies to a level that’s been associated with protection against variants in the past.

“One of the silver linings of this pandemic so far is that mRNA vaccines manufactured based on the ancestral SARS-CoV-2 continue to work in the laboratory and, importantly, in real life against variant strains,” said Hana El Sahly, MD, professor of molecular virology and microbiology at Baylor College of Medicine in Houston. “The strains so far vary by their degree of being neutralized by the antibodies from these vaccines, but they are being neutralized nonetheless.” 

Dr. El Sahly points out that the Beta variant was associated with a 10-fold drop in antibodies, but two doses of the vaccines still protected against it.

President Biden hailed the study results as good news.

“That Pfizer lab report came back saying that the expectation is that the existing vaccines protect against Omicron. But if you get the booster, you’re really in good shape. And so that’s very encouraging,” he said in a press briefing Dec. 8.
 

More research needed

Other scientists, however, stressed that these studies are from lab tests, and don’t necessarily reflect what will happen with Omicron in the real world. They cautioned about a worldwide push for boosters with so many countries still struggling to give first doses of vaccines.

Soumya Swaminathan, MD, chief scientist for the World Health Organization, stressed in a press briefing Dec. 8 that the results from the four studies varied widely, showing dips in neutralizing activity with Omicron that ranged from 5-fold to 40-fold.

The types of lab tests that were run were different, too, and involved small numbers of blood samples from patients.

She stressed that immunity depends not just on neutralizing antibodies, which act as a first line of defense when a virus invades, but also on B cells and T cells, and so far, tests show that these crucial components — which are important for preventing severe disease and death — had been less impacted than antibodies.

“So, I think it’s premature to conclude that this reduction in neutralizing activity would result in a significant reduction in vaccine effectiveness,” she said.

Whether or not these first-generation vaccines will be enough to stop Omicron, though, remains to be seen. A study of the Pfizer, Moderna, and AstraZeneca vaccines, led by German physician Sandra Ciesek, MD, who directs the Institute of Medical Virology at the University of Frankfurt, shows a booster didn’t appear to hold up well over time.

Dr. Ciesek and her team exposed Omicron viruses to the antibodies of volunteers who had been boosted with the Pfizer vaccine 3 months prior.  

She also compared the results to what happened to those same 3-month antibody levels against Delta variant viruses. She found only a 25% neutralization of Omicron compared with a 95% neutralization of Delta. That represented about a 37-fold reduction in the ability of the antibodies to neutralize Omicron vs Delta.

“The data confirm that developing a vaccine adapted for Omicron makes sense,” she tweeted as part of a long thread she posted on her results.
 

Retool the vaccines?

Both Pfizer and Moderna are retooling their vaccines to better match them to the changes in the Omicron variant. In a press release, Pfizer said it could start deliveries of that updated vaccine by March, pending U.S. Food and Drug Administration authorization.

“What the booster really does in neutralizing Omicron right now, they don’t know, they have no idea,” said Peter Palese, PhD, chair of the department of microbiology at the Mount Sinai School of Medicine in New York City.

Dr. Palese said he was definitely concerned about a possible Omicron wave.

“There are four major sites on the spike protein targeted by antibodies from the vaccines, and all four sites have mutations,” he said. “All these important antigenic sites are changed.

“If Omicron becomes the new Delta, and the old vaccines really aren’t good enough, then we have to make new Omicron vaccines. Then we have to revaccinate everybody twice,” he said, and the costs could be staggering. “I am worried.”

Tedros Adhanom Ghebreyesus, PhD, director general of the WHO, urged countries to move quickly.

“Don’t wait. Act now,” he said, even before all the science is in hand. “All of us, every government, every individual should use all the tools we have right now,” to drive down transmission, increase testing and surveillance, and share scientific findings.

“We can prevent Omicron [from] becoming a global crisis right now,” he said.

A version of this article first appeared on Medscape.com.

 

A raft of new studies that looked at the ability of Omicron to evade an array of currently available vaccines suggest a substantial loss of protection against the highly mutated variant.

Medscape Illustration/Dreamstime

The new studies, from teams of researchers in Germany, South Africa, Sweden, and the drug company Pfizer, showed 25 to 40-fold drops in the ability of antibodies created by two doses of the Pfizer-BioNTech vaccine to neutralize the virus.  

But there seemed to be a bright spot in the studies too. The virus didn’t completely escape the immunity from the vaccines, and giving a third, booster dose appeared to restore antibodies to a level that’s been associated with protection against variants in the past.

“One of the silver linings of this pandemic so far is that mRNA vaccines manufactured based on the ancestral SARS-CoV-2 continue to work in the laboratory and, importantly, in real life against variant strains,” said Hana El Sahly, MD, professor of molecular virology and microbiology at Baylor College of Medicine in Houston. “The strains so far vary by their degree of being neutralized by the antibodies from these vaccines, but they are being neutralized nonetheless.” 

Dr. El Sahly points out that the Beta variant was associated with a 10-fold drop in antibodies, but two doses of the vaccines still protected against it.

President Biden hailed the study results as good news.

“That Pfizer lab report came back saying that the expectation is that the existing vaccines protect against Omicron. But if you get the booster, you’re really in good shape. And so that’s very encouraging,” he said in a press briefing Dec. 8.
 

More research needed

Other scientists, however, stressed that these studies are from lab tests, and don’t necessarily reflect what will happen with Omicron in the real world. They cautioned about a worldwide push for boosters with so many countries still struggling to give first doses of vaccines.

Soumya Swaminathan, MD, chief scientist for the World Health Organization, stressed in a press briefing Dec. 8 that the results from the four studies varied widely, showing dips in neutralizing activity with Omicron that ranged from 5-fold to 40-fold.

The types of lab tests that were run were different, too, and involved small numbers of blood samples from patients.

She stressed that immunity depends not just on neutralizing antibodies, which act as a first line of defense when a virus invades, but also on B cells and T cells, and so far, tests show that these crucial components — which are important for preventing severe disease and death — had been less impacted than antibodies.

“So, I think it’s premature to conclude that this reduction in neutralizing activity would result in a significant reduction in vaccine effectiveness,” she said.

Whether or not these first-generation vaccines will be enough to stop Omicron, though, remains to be seen. A study of the Pfizer, Moderna, and AstraZeneca vaccines, led by German physician Sandra Ciesek, MD, who directs the Institute of Medical Virology at the University of Frankfurt, shows a booster didn’t appear to hold up well over time.

Dr. Ciesek and her team exposed Omicron viruses to the antibodies of volunteers who had been boosted with the Pfizer vaccine 3 months prior.  

She also compared the results to what happened to those same 3-month antibody levels against Delta variant viruses. She found only a 25% neutralization of Omicron compared with a 95% neutralization of Delta. That represented about a 37-fold reduction in the ability of the antibodies to neutralize Omicron vs Delta.

“The data confirm that developing a vaccine adapted for Omicron makes sense,” she tweeted as part of a long thread she posted on her results.
 

Retool the vaccines?

Both Pfizer and Moderna are retooling their vaccines to better match them to the changes in the Omicron variant. In a press release, Pfizer said it could start deliveries of that updated vaccine by March, pending U.S. Food and Drug Administration authorization.

“What the booster really does in neutralizing Omicron right now, they don’t know, they have no idea,” said Peter Palese, PhD, chair of the department of microbiology at the Mount Sinai School of Medicine in New York City.

Dr. Palese said he was definitely concerned about a possible Omicron wave.

“There are four major sites on the spike protein targeted by antibodies from the vaccines, and all four sites have mutations,” he said. “All these important antigenic sites are changed.

“If Omicron becomes the new Delta, and the old vaccines really aren’t good enough, then we have to make new Omicron vaccines. Then we have to revaccinate everybody twice,” he said, and the costs could be staggering. “I am worried.”

Tedros Adhanom Ghebreyesus, PhD, director general of the WHO, urged countries to move quickly.

“Don’t wait. Act now,” he said, even before all the science is in hand. “All of us, every government, every individual should use all the tools we have right now,” to drive down transmission, increase testing and surveillance, and share scientific findings.

“We can prevent Omicron [from] becoming a global crisis right now,” he said.

A version of this article first appeared on Medscape.com.

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25-hydroxyvitamin D concentration is key to analyzing vitamin D’s effects

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Tue, 05/03/2022 - 15:02
Display Headline
25-hydroxyvitamin D concentration is key to analyzing vitamin D’s effects

The recent Practice Alert by Dr. Campos-Outcalt, “How to proceed when it comes to vitamin D” (J Fam Pract. 2021;70:289-292) claimed that the value of vitamin D supplements for prevention is nil or still unknown.1 Most of the references cited in support of this statement were centered on randomized controlled trials (RCTs) based on vitamin D dose rather than achieved 25-­hydroxyvitamin D [25(OH)D] concentration. Since the health effects of vitamin D supplementation are correlated with 25(OH)D concentration, the latter should be used to evaluate the results of vitamin D RCTs—a point I made in my 2018 article on the topic.2

For example, in the Vitamin D and Type 2 Diabetes (D2d) Study, in which participants in the treatment arm received 4000 IU/d vitamin D3, there was no reduced rate of progression from prediabetes to diabetes. However, when 25(OH)D concentrations were analyzed for those in the vitamin D arm during the trial, the risk was found to be reduced by 25% (hazard ratio [HR] = 0.75; 95% CI, 0.68-0.82) per 10 ng/mL increase in 25(OH)D.3

There are significant benefits of vitamin D supplementation to achieve a 25(OH)D concentration of 30 to 60 ng/mL for important health outcomes.

Another trial, the Harvard-led VITamin D and OmegA-3 TriaL (VITAL), enrolled more than 25,000 participants, with the treatment arm receiving 2000 IU/d vitamin D3.4 There were no significant reductions in incidence of either cancer or cardiovascular disease for the entire group. The mean baseline 25(OH)D concentration for those for whom values were provided was 31 ng/mL (32.2 ng/mL for White participants, 24.9 ng/mL for Black participants). However, there were ~25% reductions in cancer risk among Black participants (who had lower 25(OH)D concentrations than White participants) and those with a body mass index < 25. A posthoc analysis suggested a possible benefit related to the rate of total cancer deaths.

 

A recent article reported the results of long-term vitamin D supplementation among Veterans Health Administration patients who had an initial 25(OH)D concentration of < 20 ng/mL.5 For those who were treated with vitamin D and achieved a 25(OH)D concentration of > 30 ng/mL (compared to those who were untreated and had an average concentration of < 20 ng/mL), the risk of myocardial infarction was 27% lower (HR = 0.73; 95% CI, 0.55-0.96) and the risk of all-cause mortality was reduced by 39% (HR = 0.61; 95% CI, 0.56-0.67).

An analysis of SARS-CoV-2 positivity examined data for more than 190,000 patients in the United States who had serum 25(OH)D concentration measurements taken up to 1 year prior to their SARS-CoV-2 test. Positivity rates were 12.5% (95% CI, 12.2%-12.8%) for those with a 25(OH)D concentration < 20 ng/mL vs 5.9% (95% CI, 5.5%-6.4%) for those with a 25(OH)D concentration ≥55 ng/mL.6

Thus, there are significant benefits of vitamin D supplementation to achieve a 25(OH)D concentration of 30 to 60 ng/mL for important health outcomes.

Continue to: Author's Response

 

 

Author's response

I appreciate the letter from Dr. Grant in response to my previous Practice Alert, as it provides an opportunity to make some important points about assessment of scientific evidence and drawing conclusions based on sound methodology. There is an overabundance of scientific literature published, much of which is of questionable quality, meaning a “study” or 2 can be found to support any preconceived point of view.

In 2011, the Institute of Medicine (now the National Academy of Medicine) published a series of recommendations on how trustworthy recommendations and guidelines should be produced.1,2 Key among the steps recommended is a full assessment of the totality of the literature on the subject by an independent, nonconflicted panel. This should be based on a systematic review that includes standard search methods to find all pertinent articles, an assessment of the quality of each study using standardized tools, and an overall assessment of the quality of the evidence. A high-quality systematic review meeting these standards was the basis for my review article on vitamin D.3

A “study” or 2 can be found to support any preconceived point of view.

To challenge the findings of the unproven benefits of vitamin D, Dr. Grant cited 4 studies to support the purported benefit of achieving a specific serum 25(OH)D level to prevent cardiovascular disease, diabetes, cancer, and COVID-19. After reading these studies, I would not consider any of them a “game changer.”

 

The first study was restricted to those with prediabetes, had limited follow-up (mean of 2.5 years), and found different results for those with the same 25(OH)D concentrations in the placebo and treatment groups.4 The second study was a large, well-conducted clinical trial that found no benefit of vitamin D supplementation in preventing cancer and cardiovascular disease.5 While Dr. Grant claims that benefits were found for some subgroups, I could locate only the statistics on cancer incidence in Black participants, and the confidence intervals showed no statistically significant benefit. It is always questionable to look at multiple outcomes in multiple subgroups without a prior hypothesis because of the likely occurrence of chance findings in so many comparisons. The third was a retrospective observational study with all the potential biases and challenges to validity that such studies present.6 A single study, especially 1 with observational methods, almost never conclusively settles a point.

The role of vitamin D in the prevention or treatment of COVID-19 is an aspect that was not covered in the systematic review by the US Preventive Services Task Force. The study on this issuecited by Dr. Grant was a large retrospective observational study that found an inverse relationship between serum 25(OH)D levels and SARS-CoV-2 positivity rates.7 This is 1 observational study with interesting results. However, I believe the conclusion of the National Institutes of Health is currently still the correct one: “There is insufficient evidence to recommend either for or against the use of vitamin D for the prevention or treatment of COVID-19.”8

With time and further research, Dr. Grant may eventually prove to be correct on specific points. However, when challenging a high-quality systematic review, one must assess the quality of the studies used while also placing them in context of the totality of the literature.

Doug Campos-Outcalt, MD, MPA
Phoenix, AZ

References

1. Institute of Medicine. Finding What Works in Health Care. The National Academy Press, 2011.

2. Institute of Medicine. Clinical Practice Guidelines We Can Trust. The National Academy Press, 2011.

3. Kahwati LC, LeBlanc E, Weber RP, et al. Screening for vitamin D deficiency in adults; updated evidence report and systematic review for the US Preventive Services Task Force. JAMA. 2021;325:1443-1463. doi: 10.1001/jama.2020.26498

4. Dawson-Hughes B, Staten MA, Knowler WC, et al. Intratrial exposure to vitamin D and new-onset diabetes among adults with prediabetes: a secondary analysis from the Vitamin D and Type 2 Diabetes (D2d) Study. Diabetes Care. 2020;43:2916-2922. doi: 10.2337/dc20-1765

5. Manson JE, Cook NR, Lee I-M, et al. Vitamin D supplements and prevention of cancer and cardiovascular disease. N Engl J Med. 2019;380:33-44. doi: 10.1056/NEJMoa1809944

6. Acharya P, Dalia T, Ranka S, et al. The effects of vitamin D supplementation and 25-hydroxyvitamin D levels on the risk of myocardial infarction and mortality. J Endocr Soc. 2021;5:bvab124. doi: 10.1210/jendso/bvab124

7. Kaufman HW, Niles JK, Kroll MH, et al. SARS-CoV-2 positivity rates associated with circulating 25-hydroxyvitamin D levels. PLoS One. 2020;15:e0239252. doi: 10.1371/journal.pone.0239252

8. National Institutes of Health. Vitamin D. COVID-19 treatment guidelines. Updated April 21, 2021. Accessed November 18, 2021. www.covid19treatmentguidelines.nih.gov/therapies/supplements/vitamin-d/

References

1. Campos-Outcalt D. How to proceed when it comes to vitamin D. J Fam Pract. 2021;70:289-292. doi: 10.12788/jfp.0215

2. Grant WB, Boucher BJ, Bhattoa HP, et al. Why vitamin D clinical trials should be based on 25-hydroxyvitamin D concentrations. J Steroid Biochem Mol Biol. 2018;177:266-269. doi: 10.1016/j.jsbmb.2017.08.009

3. Dawson-Hughes B, Staten MA, Knowler WC, et al. Intratrial exposure to vitamin D and new-onset diabetes among adults with prediabetes: a secondary analysis from the Vitamin D and Type 2 Diabetes (D2d) Study. Diabetes Care. 2020;43:2916-2922. doi: 10.2337/dc20-1765

4. Manson JE, Cook NR, Lee I-M, et al. Vitamin D supplements and prevention of cancer and cardiovascular disease. N Engl J Med. 2019;380:33-44. doi: 10.1056/NEJMoa1809944

5. Acharya P, Dalia T, Ranka S, et al. The effects of vitamin D supplementation and 25-hydroxyvitamin D levels on the risk of myocardial infarction and mortality. J Endocr Soc. 2021;5:bvab124. doi: 10.1210/jendso/bvab124

6. Kaufman HW, Niles JK, Kroll MH, et al. SARS-CoV-2 positivity rates associated with circulating 25-hydroxyvitamin D levels. PLoS One. 2020;15:e0239252. doi: 10.1371/journal.pone.0239252

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The recent Practice Alert by Dr. Campos-Outcalt, “How to proceed when it comes to vitamin D” (J Fam Pract. 2021;70:289-292) claimed that the value of vitamin D supplements for prevention is nil or still unknown.1 Most of the references cited in support of this statement were centered on randomized controlled trials (RCTs) based on vitamin D dose rather than achieved 25-­hydroxyvitamin D [25(OH)D] concentration. Since the health effects of vitamin D supplementation are correlated with 25(OH)D concentration, the latter should be used to evaluate the results of vitamin D RCTs—a point I made in my 2018 article on the topic.2

For example, in the Vitamin D and Type 2 Diabetes (D2d) Study, in which participants in the treatment arm received 4000 IU/d vitamin D3, there was no reduced rate of progression from prediabetes to diabetes. However, when 25(OH)D concentrations were analyzed for those in the vitamin D arm during the trial, the risk was found to be reduced by 25% (hazard ratio [HR] = 0.75; 95% CI, 0.68-0.82) per 10 ng/mL increase in 25(OH)D.3

There are significant benefits of vitamin D supplementation to achieve a 25(OH)D concentration of 30 to 60 ng/mL for important health outcomes.

Another trial, the Harvard-led VITamin D and OmegA-3 TriaL (VITAL), enrolled more than 25,000 participants, with the treatment arm receiving 2000 IU/d vitamin D3.4 There were no significant reductions in incidence of either cancer or cardiovascular disease for the entire group. The mean baseline 25(OH)D concentration for those for whom values were provided was 31 ng/mL (32.2 ng/mL for White participants, 24.9 ng/mL for Black participants). However, there were ~25% reductions in cancer risk among Black participants (who had lower 25(OH)D concentrations than White participants) and those with a body mass index < 25. A posthoc analysis suggested a possible benefit related to the rate of total cancer deaths.

 

A recent article reported the results of long-term vitamin D supplementation among Veterans Health Administration patients who had an initial 25(OH)D concentration of < 20 ng/mL.5 For those who were treated with vitamin D and achieved a 25(OH)D concentration of > 30 ng/mL (compared to those who were untreated and had an average concentration of < 20 ng/mL), the risk of myocardial infarction was 27% lower (HR = 0.73; 95% CI, 0.55-0.96) and the risk of all-cause mortality was reduced by 39% (HR = 0.61; 95% CI, 0.56-0.67).

An analysis of SARS-CoV-2 positivity examined data for more than 190,000 patients in the United States who had serum 25(OH)D concentration measurements taken up to 1 year prior to their SARS-CoV-2 test. Positivity rates were 12.5% (95% CI, 12.2%-12.8%) for those with a 25(OH)D concentration < 20 ng/mL vs 5.9% (95% CI, 5.5%-6.4%) for those with a 25(OH)D concentration ≥55 ng/mL.6

Thus, there are significant benefits of vitamin D supplementation to achieve a 25(OH)D concentration of 30 to 60 ng/mL for important health outcomes.

Continue to: Author's Response

 

 

Author's response

I appreciate the letter from Dr. Grant in response to my previous Practice Alert, as it provides an opportunity to make some important points about assessment of scientific evidence and drawing conclusions based on sound methodology. There is an overabundance of scientific literature published, much of which is of questionable quality, meaning a “study” or 2 can be found to support any preconceived point of view.

In 2011, the Institute of Medicine (now the National Academy of Medicine) published a series of recommendations on how trustworthy recommendations and guidelines should be produced.1,2 Key among the steps recommended is a full assessment of the totality of the literature on the subject by an independent, nonconflicted panel. This should be based on a systematic review that includes standard search methods to find all pertinent articles, an assessment of the quality of each study using standardized tools, and an overall assessment of the quality of the evidence. A high-quality systematic review meeting these standards was the basis for my review article on vitamin D.3

A “study” or 2 can be found to support any preconceived point of view.

To challenge the findings of the unproven benefits of vitamin D, Dr. Grant cited 4 studies to support the purported benefit of achieving a specific serum 25(OH)D level to prevent cardiovascular disease, diabetes, cancer, and COVID-19. After reading these studies, I would not consider any of them a “game changer.”

 

The first study was restricted to those with prediabetes, had limited follow-up (mean of 2.5 years), and found different results for those with the same 25(OH)D concentrations in the placebo and treatment groups.4 The second study was a large, well-conducted clinical trial that found no benefit of vitamin D supplementation in preventing cancer and cardiovascular disease.5 While Dr. Grant claims that benefits were found for some subgroups, I could locate only the statistics on cancer incidence in Black participants, and the confidence intervals showed no statistically significant benefit. It is always questionable to look at multiple outcomes in multiple subgroups without a prior hypothesis because of the likely occurrence of chance findings in so many comparisons. The third was a retrospective observational study with all the potential biases and challenges to validity that such studies present.6 A single study, especially 1 with observational methods, almost never conclusively settles a point.

The role of vitamin D in the prevention or treatment of COVID-19 is an aspect that was not covered in the systematic review by the US Preventive Services Task Force. The study on this issuecited by Dr. Grant was a large retrospective observational study that found an inverse relationship between serum 25(OH)D levels and SARS-CoV-2 positivity rates.7 This is 1 observational study with interesting results. However, I believe the conclusion of the National Institutes of Health is currently still the correct one: “There is insufficient evidence to recommend either for or against the use of vitamin D for the prevention or treatment of COVID-19.”8

With time and further research, Dr. Grant may eventually prove to be correct on specific points. However, when challenging a high-quality systematic review, one must assess the quality of the studies used while also placing them in context of the totality of the literature.

Doug Campos-Outcalt, MD, MPA
Phoenix, AZ

References

1. Institute of Medicine. Finding What Works in Health Care. The National Academy Press, 2011.

2. Institute of Medicine. Clinical Practice Guidelines We Can Trust. The National Academy Press, 2011.

3. Kahwati LC, LeBlanc E, Weber RP, et al. Screening for vitamin D deficiency in adults; updated evidence report and systematic review for the US Preventive Services Task Force. JAMA. 2021;325:1443-1463. doi: 10.1001/jama.2020.26498

4. Dawson-Hughes B, Staten MA, Knowler WC, et al. Intratrial exposure to vitamin D and new-onset diabetes among adults with prediabetes: a secondary analysis from the Vitamin D and Type 2 Diabetes (D2d) Study. Diabetes Care. 2020;43:2916-2922. doi: 10.2337/dc20-1765

5. Manson JE, Cook NR, Lee I-M, et al. Vitamin D supplements and prevention of cancer and cardiovascular disease. N Engl J Med. 2019;380:33-44. doi: 10.1056/NEJMoa1809944

6. Acharya P, Dalia T, Ranka S, et al. The effects of vitamin D supplementation and 25-hydroxyvitamin D levels on the risk of myocardial infarction and mortality. J Endocr Soc. 2021;5:bvab124. doi: 10.1210/jendso/bvab124

7. Kaufman HW, Niles JK, Kroll MH, et al. SARS-CoV-2 positivity rates associated with circulating 25-hydroxyvitamin D levels. PLoS One. 2020;15:e0239252. doi: 10.1371/journal.pone.0239252

8. National Institutes of Health. Vitamin D. COVID-19 treatment guidelines. Updated April 21, 2021. Accessed November 18, 2021. www.covid19treatmentguidelines.nih.gov/therapies/supplements/vitamin-d/

The recent Practice Alert by Dr. Campos-Outcalt, “How to proceed when it comes to vitamin D” (J Fam Pract. 2021;70:289-292) claimed that the value of vitamin D supplements for prevention is nil or still unknown.1 Most of the references cited in support of this statement were centered on randomized controlled trials (RCTs) based on vitamin D dose rather than achieved 25-­hydroxyvitamin D [25(OH)D] concentration. Since the health effects of vitamin D supplementation are correlated with 25(OH)D concentration, the latter should be used to evaluate the results of vitamin D RCTs—a point I made in my 2018 article on the topic.2

For example, in the Vitamin D and Type 2 Diabetes (D2d) Study, in which participants in the treatment arm received 4000 IU/d vitamin D3, there was no reduced rate of progression from prediabetes to diabetes. However, when 25(OH)D concentrations were analyzed for those in the vitamin D arm during the trial, the risk was found to be reduced by 25% (hazard ratio [HR] = 0.75; 95% CI, 0.68-0.82) per 10 ng/mL increase in 25(OH)D.3

There are significant benefits of vitamin D supplementation to achieve a 25(OH)D concentration of 30 to 60 ng/mL for important health outcomes.

Another trial, the Harvard-led VITamin D and OmegA-3 TriaL (VITAL), enrolled more than 25,000 participants, with the treatment arm receiving 2000 IU/d vitamin D3.4 There were no significant reductions in incidence of either cancer or cardiovascular disease for the entire group. The mean baseline 25(OH)D concentration for those for whom values were provided was 31 ng/mL (32.2 ng/mL for White participants, 24.9 ng/mL for Black participants). However, there were ~25% reductions in cancer risk among Black participants (who had lower 25(OH)D concentrations than White participants) and those with a body mass index < 25. A posthoc analysis suggested a possible benefit related to the rate of total cancer deaths.

 

A recent article reported the results of long-term vitamin D supplementation among Veterans Health Administration patients who had an initial 25(OH)D concentration of < 20 ng/mL.5 For those who were treated with vitamin D and achieved a 25(OH)D concentration of > 30 ng/mL (compared to those who were untreated and had an average concentration of < 20 ng/mL), the risk of myocardial infarction was 27% lower (HR = 0.73; 95% CI, 0.55-0.96) and the risk of all-cause mortality was reduced by 39% (HR = 0.61; 95% CI, 0.56-0.67).

An analysis of SARS-CoV-2 positivity examined data for more than 190,000 patients in the United States who had serum 25(OH)D concentration measurements taken up to 1 year prior to their SARS-CoV-2 test. Positivity rates were 12.5% (95% CI, 12.2%-12.8%) for those with a 25(OH)D concentration < 20 ng/mL vs 5.9% (95% CI, 5.5%-6.4%) for those with a 25(OH)D concentration ≥55 ng/mL.6

Thus, there are significant benefits of vitamin D supplementation to achieve a 25(OH)D concentration of 30 to 60 ng/mL for important health outcomes.

Continue to: Author's Response

 

 

Author's response

I appreciate the letter from Dr. Grant in response to my previous Practice Alert, as it provides an opportunity to make some important points about assessment of scientific evidence and drawing conclusions based on sound methodology. There is an overabundance of scientific literature published, much of which is of questionable quality, meaning a “study” or 2 can be found to support any preconceived point of view.

In 2011, the Institute of Medicine (now the National Academy of Medicine) published a series of recommendations on how trustworthy recommendations and guidelines should be produced.1,2 Key among the steps recommended is a full assessment of the totality of the literature on the subject by an independent, nonconflicted panel. This should be based on a systematic review that includes standard search methods to find all pertinent articles, an assessment of the quality of each study using standardized tools, and an overall assessment of the quality of the evidence. A high-quality systematic review meeting these standards was the basis for my review article on vitamin D.3

A “study” or 2 can be found to support any preconceived point of view.

To challenge the findings of the unproven benefits of vitamin D, Dr. Grant cited 4 studies to support the purported benefit of achieving a specific serum 25(OH)D level to prevent cardiovascular disease, diabetes, cancer, and COVID-19. After reading these studies, I would not consider any of them a “game changer.”

 

The first study was restricted to those with prediabetes, had limited follow-up (mean of 2.5 years), and found different results for those with the same 25(OH)D concentrations in the placebo and treatment groups.4 The second study was a large, well-conducted clinical trial that found no benefit of vitamin D supplementation in preventing cancer and cardiovascular disease.5 While Dr. Grant claims that benefits were found for some subgroups, I could locate only the statistics on cancer incidence in Black participants, and the confidence intervals showed no statistically significant benefit. It is always questionable to look at multiple outcomes in multiple subgroups without a prior hypothesis because of the likely occurrence of chance findings in so many comparisons. The third was a retrospective observational study with all the potential biases and challenges to validity that such studies present.6 A single study, especially 1 with observational methods, almost never conclusively settles a point.

The role of vitamin D in the prevention or treatment of COVID-19 is an aspect that was not covered in the systematic review by the US Preventive Services Task Force. The study on this issuecited by Dr. Grant was a large retrospective observational study that found an inverse relationship between serum 25(OH)D levels and SARS-CoV-2 positivity rates.7 This is 1 observational study with interesting results. However, I believe the conclusion of the National Institutes of Health is currently still the correct one: “There is insufficient evidence to recommend either for or against the use of vitamin D for the prevention or treatment of COVID-19.”8

With time and further research, Dr. Grant may eventually prove to be correct on specific points. However, when challenging a high-quality systematic review, one must assess the quality of the studies used while also placing them in context of the totality of the literature.

Doug Campos-Outcalt, MD, MPA
Phoenix, AZ

References

1. Institute of Medicine. Finding What Works in Health Care. The National Academy Press, 2011.

2. Institute of Medicine. Clinical Practice Guidelines We Can Trust. The National Academy Press, 2011.

3. Kahwati LC, LeBlanc E, Weber RP, et al. Screening for vitamin D deficiency in adults; updated evidence report and systematic review for the US Preventive Services Task Force. JAMA. 2021;325:1443-1463. doi: 10.1001/jama.2020.26498

4. Dawson-Hughes B, Staten MA, Knowler WC, et al. Intratrial exposure to vitamin D and new-onset diabetes among adults with prediabetes: a secondary analysis from the Vitamin D and Type 2 Diabetes (D2d) Study. Diabetes Care. 2020;43:2916-2922. doi: 10.2337/dc20-1765

5. Manson JE, Cook NR, Lee I-M, et al. Vitamin D supplements and prevention of cancer and cardiovascular disease. N Engl J Med. 2019;380:33-44. doi: 10.1056/NEJMoa1809944

6. Acharya P, Dalia T, Ranka S, et al. The effects of vitamin D supplementation and 25-hydroxyvitamin D levels on the risk of myocardial infarction and mortality. J Endocr Soc. 2021;5:bvab124. doi: 10.1210/jendso/bvab124

7. Kaufman HW, Niles JK, Kroll MH, et al. SARS-CoV-2 positivity rates associated with circulating 25-hydroxyvitamin D levels. PLoS One. 2020;15:e0239252. doi: 10.1371/journal.pone.0239252

8. National Institutes of Health. Vitamin D. COVID-19 treatment guidelines. Updated April 21, 2021. Accessed November 18, 2021. www.covid19treatmentguidelines.nih.gov/therapies/supplements/vitamin-d/

References

1. Campos-Outcalt D. How to proceed when it comes to vitamin D. J Fam Pract. 2021;70:289-292. doi: 10.12788/jfp.0215

2. Grant WB, Boucher BJ, Bhattoa HP, et al. Why vitamin D clinical trials should be based on 25-hydroxyvitamin D concentrations. J Steroid Biochem Mol Biol. 2018;177:266-269. doi: 10.1016/j.jsbmb.2017.08.009

3. Dawson-Hughes B, Staten MA, Knowler WC, et al. Intratrial exposure to vitamin D and new-onset diabetes among adults with prediabetes: a secondary analysis from the Vitamin D and Type 2 Diabetes (D2d) Study. Diabetes Care. 2020;43:2916-2922. doi: 10.2337/dc20-1765

4. Manson JE, Cook NR, Lee I-M, et al. Vitamin D supplements and prevention of cancer and cardiovascular disease. N Engl J Med. 2019;380:33-44. doi: 10.1056/NEJMoa1809944

5. Acharya P, Dalia T, Ranka S, et al. The effects of vitamin D supplementation and 25-hydroxyvitamin D levels on the risk of myocardial infarction and mortality. J Endocr Soc. 2021;5:bvab124. doi: 10.1210/jendso/bvab124

6. Kaufman HW, Niles JK, Kroll MH, et al. SARS-CoV-2 positivity rates associated with circulating 25-hydroxyvitamin D levels. PLoS One. 2020;15:e0239252. doi: 10.1371/journal.pone.0239252

References

1. Campos-Outcalt D. How to proceed when it comes to vitamin D. J Fam Pract. 2021;70:289-292. doi: 10.12788/jfp.0215

2. Grant WB, Boucher BJ, Bhattoa HP, et al. Why vitamin D clinical trials should be based on 25-hydroxyvitamin D concentrations. J Steroid Biochem Mol Biol. 2018;177:266-269. doi: 10.1016/j.jsbmb.2017.08.009

3. Dawson-Hughes B, Staten MA, Knowler WC, et al. Intratrial exposure to vitamin D and new-onset diabetes among adults with prediabetes: a secondary analysis from the Vitamin D and Type 2 Diabetes (D2d) Study. Diabetes Care. 2020;43:2916-2922. doi: 10.2337/dc20-1765

4. Manson JE, Cook NR, Lee I-M, et al. Vitamin D supplements and prevention of cancer and cardiovascular disease. N Engl J Med. 2019;380:33-44. doi: 10.1056/NEJMoa1809944

5. Acharya P, Dalia T, Ranka S, et al. The effects of vitamin D supplementation and 25-hydroxyvitamin D levels on the risk of myocardial infarction and mortality. J Endocr Soc. 2021;5:bvab124. doi: 10.1210/jendso/bvab124

6. Kaufman HW, Niles JK, Kroll MH, et al. SARS-CoV-2 positivity rates associated with circulating 25-hydroxyvitamin D levels. PLoS One. 2020;15:e0239252. doi: 10.1371/journal.pone.0239252

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Despite ‘getting it wrong’ we must continue to do what’s right

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I have been wrong about the COVID-19 pandemic any number of times. During the early days of the pandemic, a colleague asked me if he should book his airline ticket to Chicago for our annual Essential Evidence conference. I told him to go ahead. The country shut down the next week.

In September of this year, I was ready to book my flight to Phoenix for a presentation at the Arizona Academy of Family Physicians annual meeting. I thought ­COVID-19 activity was winding down. I was wrong again. The conference was changed to virtual presentations.

And now, as I write this editorial late in November, I find myself wrong a third time. I figured the smoldering COVID-19 activity in Michigan, where I live, would wind down before Thanksgiving. But it is expanding wildly throughout the Midwest.

Wrong again, and again.

There is no question that everyone in the United States— and most likely, the entire world—will eventually get vaccinated against COVID-19 or get infected with it.

I figured most everyone would be vaccinated as soon as vaccines were available, given the dangerous nature of the virus and the benign nature of the vaccines. But here we are, more than 750,000 deaths later and, as a country, we still have not learned our lesson. I won’t get into the disinformation campaign against the existence of the pandemic and the effectiveness and safety of the vaccines; this disinformation campaign seems to be designed to kill as many Americans as possible.

The COVID-19 epidemic is personal for all of us. Not one of us has been immune to its effects. All of us have had a relative or friend die of COVID-19 infection. All of us have had to wear masks and be cautious about contacts with others. All of us have cancelled or restricted travel. My wife and I are debating whether or not we should gather for the holidays with our children and grandchildren in Michigan, despite the fact that all of us have been immunized. One of my sons has a mother-in-law with pulmonary fibrosis; he and his family will all be doing home testing for COVID-19 the day before visiting her.

When will this nightmare end? There is no question that everyone in the United States—and most likely, the entire world—will eventually get vaccinated against COVID-19 or get infected with it. We must continue urging everyone to make the smart, safe choice and get vaccinated.

There are still hundreds of thousands of lives to be saved.

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I have been wrong about the COVID-19 pandemic any number of times. During the early days of the pandemic, a colleague asked me if he should book his airline ticket to Chicago for our annual Essential Evidence conference. I told him to go ahead. The country shut down the next week.

In September of this year, I was ready to book my flight to Phoenix for a presentation at the Arizona Academy of Family Physicians annual meeting. I thought ­COVID-19 activity was winding down. I was wrong again. The conference was changed to virtual presentations.

And now, as I write this editorial late in November, I find myself wrong a third time. I figured the smoldering COVID-19 activity in Michigan, where I live, would wind down before Thanksgiving. But it is expanding wildly throughout the Midwest.

Wrong again, and again.

There is no question that everyone in the United States— and most likely, the entire world—will eventually get vaccinated against COVID-19 or get infected with it.

I figured most everyone would be vaccinated as soon as vaccines were available, given the dangerous nature of the virus and the benign nature of the vaccines. But here we are, more than 750,000 deaths later and, as a country, we still have not learned our lesson. I won’t get into the disinformation campaign against the existence of the pandemic and the effectiveness and safety of the vaccines; this disinformation campaign seems to be designed to kill as many Americans as possible.

The COVID-19 epidemic is personal for all of us. Not one of us has been immune to its effects. All of us have had a relative or friend die of COVID-19 infection. All of us have had to wear masks and be cautious about contacts with others. All of us have cancelled or restricted travel. My wife and I are debating whether or not we should gather for the holidays with our children and grandchildren in Michigan, despite the fact that all of us have been immunized. One of my sons has a mother-in-law with pulmonary fibrosis; he and his family will all be doing home testing for COVID-19 the day before visiting her.

When will this nightmare end? There is no question that everyone in the United States—and most likely, the entire world—will eventually get vaccinated against COVID-19 or get infected with it. We must continue urging everyone to make the smart, safe choice and get vaccinated.

There are still hundreds of thousands of lives to be saved.

I have been wrong about the COVID-19 pandemic any number of times. During the early days of the pandemic, a colleague asked me if he should book his airline ticket to Chicago for our annual Essential Evidence conference. I told him to go ahead. The country shut down the next week.

In September of this year, I was ready to book my flight to Phoenix for a presentation at the Arizona Academy of Family Physicians annual meeting. I thought ­COVID-19 activity was winding down. I was wrong again. The conference was changed to virtual presentations.

And now, as I write this editorial late in November, I find myself wrong a third time. I figured the smoldering COVID-19 activity in Michigan, where I live, would wind down before Thanksgiving. But it is expanding wildly throughout the Midwest.

Wrong again, and again.

There is no question that everyone in the United States— and most likely, the entire world—will eventually get vaccinated against COVID-19 or get infected with it.

I figured most everyone would be vaccinated as soon as vaccines were available, given the dangerous nature of the virus and the benign nature of the vaccines. But here we are, more than 750,000 deaths later and, as a country, we still have not learned our lesson. I won’t get into the disinformation campaign against the existence of the pandemic and the effectiveness and safety of the vaccines; this disinformation campaign seems to be designed to kill as many Americans as possible.

The COVID-19 epidemic is personal for all of us. Not one of us has been immune to its effects. All of us have had a relative or friend die of COVID-19 infection. All of us have had to wear masks and be cautious about contacts with others. All of us have cancelled or restricted travel. My wife and I are debating whether or not we should gather for the holidays with our children and grandchildren in Michigan, despite the fact that all of us have been immunized. One of my sons has a mother-in-law with pulmonary fibrosis; he and his family will all be doing home testing for COVID-19 the day before visiting her.

When will this nightmare end? There is no question that everyone in the United States—and most likely, the entire world—will eventually get vaccinated against COVID-19 or get infected with it. We must continue urging everyone to make the smart, safe choice and get vaccinated.

There are still hundreds of thousands of lives to be saved.

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New data on rare myocarditis after COVID-19 vaccination

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Adolescents and adults younger than age 21 who develop myocarditis after mRNA COVID-19 vaccination frequently have abnormal findings on cardiac MRI (cMRI) but most have a mild clinical course with rapid resolution of symptoms, a new study concludes.

Dr. Donald M. Lloyd-Jones


“This study supports what we’ve been seeing. People identified and treated early and appropriately for the rare complication of COVID-19 vaccine-related myocarditis typically experienced only mild cases and short recovery times,” American Heart Association President Donald M. Lloyd-Jones, MD, said in a podcast.

“Overwhelmingly, the data continue to indicate [that] the benefits of COVID-19 vaccine far outweigh any very rare risks of adverse events from the vaccine, including myocarditis,” Dr. Lloyd-Jones added.

The study was published online Dec. 6 in Circulation.

Using data from 26 pediatric medical centers across the United States and Canada, the researchers reviewed the medical records of 139 patients younger than 21 with suspected myocarditis within 1 month of receiving a COVID-19 vaccination.

They made the following key observations:

  • Most patients were male (90.6%), White (66.2%) and with a median age of 15.8 years.
  • Suspected myocarditis occurred in 136 patients (97.8%) following mRNA vaccine, with 131 (94.2%) following the Pfizer-BioNTech vaccine; 128 cases (91.4%) occurred after the second dose.
  • Symptoms started a median of 2 days (range 0 to 22 days) following vaccination administration.
  • Chest pain was the most common symptom (99.3%), with fever present in 30.9% of patients and shortness of breath in 27.3%.
  • Patients were treated with nonsteroidal anti-inflammatory drugs (81.3%), intravenous immunoglobulin (21.6%), glucocorticoids (21.6%), colchicine (7.9%) or no anti-inflammatory therapies (8.6%).
  • Twenty-six patients (18.7%) were admitted to the intensive care unit; 2 received inotropic/vasoactive support; none required extracorporeal membrane oxygenation or died.
  • Median time spent in the hospital was 2 days.
  • A total of 111 patients had elevated troponin I (8.12 ng/mL) and 28 had elevated troponin T (0.61 ng/mL).
  • More than two-thirds (69.8%) had abnormal electrocardiograms and/or arrhythmias (7 with nonsustained ventricular tachycardia).
  • Twenty-six patients (18.7%) had left ventricular ejection fraction (LVEF) less than 55% on echocardiogram; LVEF had returned to normal in the 25 who returned for follow-up.
  • 75 of 97 patients (77.3%) who underwent cMRI at a median of 5 days from symptom onset had abnormal findings; 74 (76.3%) had late gadolinium enhancement, 54 (55.7%) had myocardial edema, and 49 (50.5%) met Lake Louise criteria for myocarditis.

“These data suggest that most cases of suspected COVID-19 vaccine–related myocarditis in people younger than 21 are mild and resolve quickly,” corresponding author Dongngan Truong, MD, Division of Pediatric Cardiology, University of Utah and Primary Children’s Hospital, Salt Lake City, said in a statement.

“We were very happy to see that type of recovery. However, we are awaiting further studies to better understand the long-term outcomes of patients who have had COVID-19 vaccination-related myocarditis. We also need to study the risk factors and mechanisms for this rare complication,” Dr. Truong added.

Dr. Lloyd-Jones said these findings support the AHA’s position that COVID-19 vaccines are “safe, highly effective, and fundamental to saving lives, protecting our families and communities against COVID-19, and ending the pandemic.”

The study received no funding. Dr. Truong consults for Pfizer on vaccine-associated myocarditis. A complete list of author disclosures is available with the original article.

A version of this article first appeared on Medscape.com.

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Adolescents and adults younger than age 21 who develop myocarditis after mRNA COVID-19 vaccination frequently have abnormal findings on cardiac MRI (cMRI) but most have a mild clinical course with rapid resolution of symptoms, a new study concludes.

Dr. Donald M. Lloyd-Jones


“This study supports what we’ve been seeing. People identified and treated early and appropriately for the rare complication of COVID-19 vaccine-related myocarditis typically experienced only mild cases and short recovery times,” American Heart Association President Donald M. Lloyd-Jones, MD, said in a podcast.

“Overwhelmingly, the data continue to indicate [that] the benefits of COVID-19 vaccine far outweigh any very rare risks of adverse events from the vaccine, including myocarditis,” Dr. Lloyd-Jones added.

The study was published online Dec. 6 in Circulation.

Using data from 26 pediatric medical centers across the United States and Canada, the researchers reviewed the medical records of 139 patients younger than 21 with suspected myocarditis within 1 month of receiving a COVID-19 vaccination.

They made the following key observations:

  • Most patients were male (90.6%), White (66.2%) and with a median age of 15.8 years.
  • Suspected myocarditis occurred in 136 patients (97.8%) following mRNA vaccine, with 131 (94.2%) following the Pfizer-BioNTech vaccine; 128 cases (91.4%) occurred after the second dose.
  • Symptoms started a median of 2 days (range 0 to 22 days) following vaccination administration.
  • Chest pain was the most common symptom (99.3%), with fever present in 30.9% of patients and shortness of breath in 27.3%.
  • Patients were treated with nonsteroidal anti-inflammatory drugs (81.3%), intravenous immunoglobulin (21.6%), glucocorticoids (21.6%), colchicine (7.9%) or no anti-inflammatory therapies (8.6%).
  • Twenty-six patients (18.7%) were admitted to the intensive care unit; 2 received inotropic/vasoactive support; none required extracorporeal membrane oxygenation or died.
  • Median time spent in the hospital was 2 days.
  • A total of 111 patients had elevated troponin I (8.12 ng/mL) and 28 had elevated troponin T (0.61 ng/mL).
  • More than two-thirds (69.8%) had abnormal electrocardiograms and/or arrhythmias (7 with nonsustained ventricular tachycardia).
  • Twenty-six patients (18.7%) had left ventricular ejection fraction (LVEF) less than 55% on echocardiogram; LVEF had returned to normal in the 25 who returned for follow-up.
  • 75 of 97 patients (77.3%) who underwent cMRI at a median of 5 days from symptom onset had abnormal findings; 74 (76.3%) had late gadolinium enhancement, 54 (55.7%) had myocardial edema, and 49 (50.5%) met Lake Louise criteria for myocarditis.

“These data suggest that most cases of suspected COVID-19 vaccine–related myocarditis in people younger than 21 are mild and resolve quickly,” corresponding author Dongngan Truong, MD, Division of Pediatric Cardiology, University of Utah and Primary Children’s Hospital, Salt Lake City, said in a statement.

“We were very happy to see that type of recovery. However, we are awaiting further studies to better understand the long-term outcomes of patients who have had COVID-19 vaccination-related myocarditis. We also need to study the risk factors and mechanisms for this rare complication,” Dr. Truong added.

Dr. Lloyd-Jones said these findings support the AHA’s position that COVID-19 vaccines are “safe, highly effective, and fundamental to saving lives, protecting our families and communities against COVID-19, and ending the pandemic.”

The study received no funding. Dr. Truong consults for Pfizer on vaccine-associated myocarditis. A complete list of author disclosures is available with the original article.

A version of this article first appeared on Medscape.com.

 

Adolescents and adults younger than age 21 who develop myocarditis after mRNA COVID-19 vaccination frequently have abnormal findings on cardiac MRI (cMRI) but most have a mild clinical course with rapid resolution of symptoms, a new study concludes.

Dr. Donald M. Lloyd-Jones


“This study supports what we’ve been seeing. People identified and treated early and appropriately for the rare complication of COVID-19 vaccine-related myocarditis typically experienced only mild cases and short recovery times,” American Heart Association President Donald M. Lloyd-Jones, MD, said in a podcast.

“Overwhelmingly, the data continue to indicate [that] the benefits of COVID-19 vaccine far outweigh any very rare risks of adverse events from the vaccine, including myocarditis,” Dr. Lloyd-Jones added.

The study was published online Dec. 6 in Circulation.

Using data from 26 pediatric medical centers across the United States and Canada, the researchers reviewed the medical records of 139 patients younger than 21 with suspected myocarditis within 1 month of receiving a COVID-19 vaccination.

They made the following key observations:

  • Most patients were male (90.6%), White (66.2%) and with a median age of 15.8 years.
  • Suspected myocarditis occurred in 136 patients (97.8%) following mRNA vaccine, with 131 (94.2%) following the Pfizer-BioNTech vaccine; 128 cases (91.4%) occurred after the second dose.
  • Symptoms started a median of 2 days (range 0 to 22 days) following vaccination administration.
  • Chest pain was the most common symptom (99.3%), with fever present in 30.9% of patients and shortness of breath in 27.3%.
  • Patients were treated with nonsteroidal anti-inflammatory drugs (81.3%), intravenous immunoglobulin (21.6%), glucocorticoids (21.6%), colchicine (7.9%) or no anti-inflammatory therapies (8.6%).
  • Twenty-six patients (18.7%) were admitted to the intensive care unit; 2 received inotropic/vasoactive support; none required extracorporeal membrane oxygenation or died.
  • Median time spent in the hospital was 2 days.
  • A total of 111 patients had elevated troponin I (8.12 ng/mL) and 28 had elevated troponin T (0.61 ng/mL).
  • More than two-thirds (69.8%) had abnormal electrocardiograms and/or arrhythmias (7 with nonsustained ventricular tachycardia).
  • Twenty-six patients (18.7%) had left ventricular ejection fraction (LVEF) less than 55% on echocardiogram; LVEF had returned to normal in the 25 who returned for follow-up.
  • 75 of 97 patients (77.3%) who underwent cMRI at a median of 5 days from symptom onset had abnormal findings; 74 (76.3%) had late gadolinium enhancement, 54 (55.7%) had myocardial edema, and 49 (50.5%) met Lake Louise criteria for myocarditis.

“These data suggest that most cases of suspected COVID-19 vaccine–related myocarditis in people younger than 21 are mild and resolve quickly,” corresponding author Dongngan Truong, MD, Division of Pediatric Cardiology, University of Utah and Primary Children’s Hospital, Salt Lake City, said in a statement.

“We were very happy to see that type of recovery. However, we are awaiting further studies to better understand the long-term outcomes of patients who have had COVID-19 vaccination-related myocarditis. We also need to study the risk factors and mechanisms for this rare complication,” Dr. Truong added.

Dr. Lloyd-Jones said these findings support the AHA’s position that COVID-19 vaccines are “safe, highly effective, and fundamental to saving lives, protecting our families and communities against COVID-19, and ending the pandemic.”

The study received no funding. Dr. Truong consults for Pfizer on vaccine-associated myocarditis. A complete list of author disclosures is available with the original article.

A version of this article first appeared on Medscape.com.

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AHA challenges diet doctor’s study alleging COVID vax risks

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Wed, 12/08/2021 - 14:45

An abstract and poster presentation questioning the safety of mRNA-based COVID-19 vaccines, embraced by some and lambasted by others, has drawn an “expression of concern” from the American Heart Association, along with a bid for correction.

The abstract in question concludes that COVID vaccines “dramatically increase” levels of certain inflammatory biomarkers, and therefore, the 5-year risk of acute coronary syndromes (ACS), based on pre- and post-vaccination results of an obscure blood panel called the PULS Cardiac Test (GD Biosciences). The findings were presented at the AHA’s 2021 Scientific Sessionsas, an uncontrolled observational study of 566 patients in a preventive cardiology practice.

Some on social media have seized on the abstract as evidence of serious potential harm from the two available mRNA-based SARS-CoV-2 vaccines, BNT162b2 (Pfizer-BioNTech) and mRNA-1273 (Moderna). But others contend that the study’s described design and findings are specious and its conclusions overstated.

They also point to the notoriety of its one listed author, Steven R. Gundry, MD, who promotes his diet books and supplements as well as fringe, highly criticized theories about diet and disease on several websites, including drgundry.com. Dr. Gundry has not responded to requests for an interview.

Dr. Gundry’s abstract from the AHA Scientific Sessions 2021, available on the meeting’s program planner, was marked with an “expression of concern” by the AHA that is to stand “until a suitable correction is published, to indicate that the abstract in its current version may not be reliable.”

The expression of concern statement, also published online Nov. 24 in Circulation, says “potential errors in the abstract” were brought to the attention of the meeting planners. “Specifically, there are several typographical errors, there is no data in the abstract regarding myocardial T-cell infiltration, there are no statistical analyses for significance provided, and the author is not clear that only anecdotal data was used.”

The biomarker elevations on which the abstract’s conclusions are based included hepatocyte growth factor, “which serves as a marker for chemotaxis of T-cells into epithelium and cardiac tissue,” it states.

“The expression of concern about the abstract will remain in place until a correction is accepted and published” in Circulation, AHA spokesperson Suzanne Grant told this news organization by email.

“The specific data needed will be up to the abstract author to determine and supply,” she said, noting that Dr. Gundry “has been in communication with the journal throughout this process.”

Submitting researchers “must always attest to the validity of the abstract,” Ms. Grant said. “Abstracts are then curated by independent review panels, blinded to the identities of the abstract authors, and are considered based on the potential to add to the diversity of scientific issues and views discussed at the meeting.”

Regarding the AHA’s system for vetting abstracts vying for acceptance to the scientific sessions, she said it is not primarily intended to “evaluate scientific validity” and that the organization is “currently reviewing its existing abstract submission processes.”

A recent Reuters report reviews the controversy and provides links to criticisms of the study on social media.

A version of this article first appeared on Medscape.com.

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An abstract and poster presentation questioning the safety of mRNA-based COVID-19 vaccines, embraced by some and lambasted by others, has drawn an “expression of concern” from the American Heart Association, along with a bid for correction.

The abstract in question concludes that COVID vaccines “dramatically increase” levels of certain inflammatory biomarkers, and therefore, the 5-year risk of acute coronary syndromes (ACS), based on pre- and post-vaccination results of an obscure blood panel called the PULS Cardiac Test (GD Biosciences). The findings were presented at the AHA’s 2021 Scientific Sessionsas, an uncontrolled observational study of 566 patients in a preventive cardiology practice.

Some on social media have seized on the abstract as evidence of serious potential harm from the two available mRNA-based SARS-CoV-2 vaccines, BNT162b2 (Pfizer-BioNTech) and mRNA-1273 (Moderna). But others contend that the study’s described design and findings are specious and its conclusions overstated.

They also point to the notoriety of its one listed author, Steven R. Gundry, MD, who promotes his diet books and supplements as well as fringe, highly criticized theories about diet and disease on several websites, including drgundry.com. Dr. Gundry has not responded to requests for an interview.

Dr. Gundry’s abstract from the AHA Scientific Sessions 2021, available on the meeting’s program planner, was marked with an “expression of concern” by the AHA that is to stand “until a suitable correction is published, to indicate that the abstract in its current version may not be reliable.”

The expression of concern statement, also published online Nov. 24 in Circulation, says “potential errors in the abstract” were brought to the attention of the meeting planners. “Specifically, there are several typographical errors, there is no data in the abstract regarding myocardial T-cell infiltration, there are no statistical analyses for significance provided, and the author is not clear that only anecdotal data was used.”

The biomarker elevations on which the abstract’s conclusions are based included hepatocyte growth factor, “which serves as a marker for chemotaxis of T-cells into epithelium and cardiac tissue,” it states.

“The expression of concern about the abstract will remain in place until a correction is accepted and published” in Circulation, AHA spokesperson Suzanne Grant told this news organization by email.

“The specific data needed will be up to the abstract author to determine and supply,” she said, noting that Dr. Gundry “has been in communication with the journal throughout this process.”

Submitting researchers “must always attest to the validity of the abstract,” Ms. Grant said. “Abstracts are then curated by independent review panels, blinded to the identities of the abstract authors, and are considered based on the potential to add to the diversity of scientific issues and views discussed at the meeting.”

Regarding the AHA’s system for vetting abstracts vying for acceptance to the scientific sessions, she said it is not primarily intended to “evaluate scientific validity” and that the organization is “currently reviewing its existing abstract submission processes.”

A recent Reuters report reviews the controversy and provides links to criticisms of the study on social media.

A version of this article first appeared on Medscape.com.

An abstract and poster presentation questioning the safety of mRNA-based COVID-19 vaccines, embraced by some and lambasted by others, has drawn an “expression of concern” from the American Heart Association, along with a bid for correction.

The abstract in question concludes that COVID vaccines “dramatically increase” levels of certain inflammatory biomarkers, and therefore, the 5-year risk of acute coronary syndromes (ACS), based on pre- and post-vaccination results of an obscure blood panel called the PULS Cardiac Test (GD Biosciences). The findings were presented at the AHA’s 2021 Scientific Sessionsas, an uncontrolled observational study of 566 patients in a preventive cardiology practice.

Some on social media have seized on the abstract as evidence of serious potential harm from the two available mRNA-based SARS-CoV-2 vaccines, BNT162b2 (Pfizer-BioNTech) and mRNA-1273 (Moderna). But others contend that the study’s described design and findings are specious and its conclusions overstated.

They also point to the notoriety of its one listed author, Steven R. Gundry, MD, who promotes his diet books and supplements as well as fringe, highly criticized theories about diet and disease on several websites, including drgundry.com. Dr. Gundry has not responded to requests for an interview.

Dr. Gundry’s abstract from the AHA Scientific Sessions 2021, available on the meeting’s program planner, was marked with an “expression of concern” by the AHA that is to stand “until a suitable correction is published, to indicate that the abstract in its current version may not be reliable.”

The expression of concern statement, also published online Nov. 24 in Circulation, says “potential errors in the abstract” were brought to the attention of the meeting planners. “Specifically, there are several typographical errors, there is no data in the abstract regarding myocardial T-cell infiltration, there are no statistical analyses for significance provided, and the author is not clear that only anecdotal data was used.”

The biomarker elevations on which the abstract’s conclusions are based included hepatocyte growth factor, “which serves as a marker for chemotaxis of T-cells into epithelium and cardiac tissue,” it states.

“The expression of concern about the abstract will remain in place until a correction is accepted and published” in Circulation, AHA spokesperson Suzanne Grant told this news organization by email.

“The specific data needed will be up to the abstract author to determine and supply,” she said, noting that Dr. Gundry “has been in communication with the journal throughout this process.”

Submitting researchers “must always attest to the validity of the abstract,” Ms. Grant said. “Abstracts are then curated by independent review panels, blinded to the identities of the abstract authors, and are considered based on the potential to add to the diversity of scientific issues and views discussed at the meeting.”

Regarding the AHA’s system for vetting abstracts vying for acceptance to the scientific sessions, she said it is not primarily intended to “evaluate scientific validity” and that the organization is “currently reviewing its existing abstract submission processes.”

A recent Reuters report reviews the controversy and provides links to criticisms of the study on social media.

A version of this article first appeared on Medscape.com.

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Louisiana to require the COVID-19 vaccine for students

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Thu, 12/15/2022 - 14:34

Louisiana Gov. John Bel Edwards says the state government plans to make the COVID-19 vaccine a required immunization for students 16 and older in the state’s public school system.

“I just think it’s really, really important to embrace the science and really it’s also important to not engage in misinformation,” said Gov. Edwards, a Democrat, according to The Advocate. “Absent some compelling reason, which I at present have not seen, I fully expect that we will be adding the vaccine to the schedule.”

Parents could opt out their children from the requirement with a letter from a medical provider or a simple signature in dissent, The Advocate reported. The new rule would go into effect at the start of the 2022 school year and at first would apply to students aged 16 and older.

Republican legislators voiced their opposition to the COVID-19 vaccine requirement at a hearing on Dec. 6, calling it unneeded and an example of governmental overreach.

“I believe the vaccine should be highly recommended but not mandated,” state Rep. Laurie Schlegel said, according to TV station WDSU.

State Sen. Cameron Henry of Metairie said he received “hundreds of emails” from parents asking him to prevent the rule from going into effect, WDSU said.

WDSU said the governor can overrule the committee if it rejects the proposed vaccine rule.

Louisiana State Health Officer Joseph Kanter, MD, testified on Dec. 6 that 18 children had died of COVID-19 in Louisiana and many others had become sick because of it.

“I can’t think of another disease on that childhood schedule that we’ve lost that many kids from. In my mind, it’s very much in the public interest. But it’s the family and the parents’ decision,” Dr. Kanter said.

The addition of the vaccine is being proposed by the Louisiana Department of Health, which has added other vaccines to the required list over the years. In 2015, the legislature added meningitis as a required shot with no controversy, The Advocate said.

A version of this article first appeared on WebMD.com.

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Louisiana Gov. John Bel Edwards says the state government plans to make the COVID-19 vaccine a required immunization for students 16 and older in the state’s public school system.

“I just think it’s really, really important to embrace the science and really it’s also important to not engage in misinformation,” said Gov. Edwards, a Democrat, according to The Advocate. “Absent some compelling reason, which I at present have not seen, I fully expect that we will be adding the vaccine to the schedule.”

Parents could opt out their children from the requirement with a letter from a medical provider or a simple signature in dissent, The Advocate reported. The new rule would go into effect at the start of the 2022 school year and at first would apply to students aged 16 and older.

Republican legislators voiced their opposition to the COVID-19 vaccine requirement at a hearing on Dec. 6, calling it unneeded and an example of governmental overreach.

“I believe the vaccine should be highly recommended but not mandated,” state Rep. Laurie Schlegel said, according to TV station WDSU.

State Sen. Cameron Henry of Metairie said he received “hundreds of emails” from parents asking him to prevent the rule from going into effect, WDSU said.

WDSU said the governor can overrule the committee if it rejects the proposed vaccine rule.

Louisiana State Health Officer Joseph Kanter, MD, testified on Dec. 6 that 18 children had died of COVID-19 in Louisiana and many others had become sick because of it.

“I can’t think of another disease on that childhood schedule that we’ve lost that many kids from. In my mind, it’s very much in the public interest. But it’s the family and the parents’ decision,” Dr. Kanter said.

The addition of the vaccine is being proposed by the Louisiana Department of Health, which has added other vaccines to the required list over the years. In 2015, the legislature added meningitis as a required shot with no controversy, The Advocate said.

A version of this article first appeared on WebMD.com.

Louisiana Gov. John Bel Edwards says the state government plans to make the COVID-19 vaccine a required immunization for students 16 and older in the state’s public school system.

“I just think it’s really, really important to embrace the science and really it’s also important to not engage in misinformation,” said Gov. Edwards, a Democrat, according to The Advocate. “Absent some compelling reason, which I at present have not seen, I fully expect that we will be adding the vaccine to the schedule.”

Parents could opt out their children from the requirement with a letter from a medical provider or a simple signature in dissent, The Advocate reported. The new rule would go into effect at the start of the 2022 school year and at first would apply to students aged 16 and older.

Republican legislators voiced their opposition to the COVID-19 vaccine requirement at a hearing on Dec. 6, calling it unneeded and an example of governmental overreach.

“I believe the vaccine should be highly recommended but not mandated,” state Rep. Laurie Schlegel said, according to TV station WDSU.

State Sen. Cameron Henry of Metairie said he received “hundreds of emails” from parents asking him to prevent the rule from going into effect, WDSU said.

WDSU said the governor can overrule the committee if it rejects the proposed vaccine rule.

Louisiana State Health Officer Joseph Kanter, MD, testified on Dec. 6 that 18 children had died of COVID-19 in Louisiana and many others had become sick because of it.

“I can’t think of another disease on that childhood schedule that we’ve lost that many kids from. In my mind, it’s very much in the public interest. But it’s the family and the parents’ decision,” Dr. Kanter said.

The addition of the vaccine is being proposed by the Louisiana Department of Health, which has added other vaccines to the required list over the years. In 2015, the legislature added meningitis as a required shot with no controversy, The Advocate said.

A version of this article first appeared on WebMD.com.

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CLL and COVID-19: Outcome trends and lessons learned

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Fri, 12/16/2022 - 11:27

Retrospective data suggest that improvements over time in overall survival (OS) among COVID-19-infected patients with chronic lymphocytic leukemia (CLL) mirror those observed in COVID-19–infected patients in general, but the data also highlight areas for further investigation, according to the researchers.

MSKCC
Dr. Lindsey Roeker

Specifically, “the data highlight opportunities for further investigation into optimal management of COVID-19, immune response after infection, and effective vaccination strategy for patients with CLL,” Lindsey E. Roeker, MD, a hematologic oncologist at Memorial Sloan Kettering Cancer Center, New York, and colleagues wrote in a Nov. 4, 2021, letter to the editor of Blood.

The researchers noted that recently reported COVID-19 case fatality rates from two large series of patients with CLL ranged from 31% to 33%, but trends over time were unclear.

“To understand change in outcomes over time, we present this follow-up study, which builds upon a previously reported cohort with extended follow up and addition of more recently diagnosed cases,” they wrote, explaining that “early data from a small series suggest that patients with CLL may not consistently generate anti–SARS-CoV-2 antibodies after infection.”

“This finding, along with previous reports of inadequate response to vaccines in patients with CLL, highlight significant questions regarding COVID-19 vaccine efficacy in this population,” they added.
 

Trends in outcomes

The review of outcomes in 374 CLL patients from 45 centers who were diagnosed with COVID-19 between Feb. 17, 2020, and Feb. 1, 2021, showed an overall case fatality rate (CFR) of 28%. Among the 278 patients (75%) admitted to the hospital, the CFR was 36%; among those not admitted, the CFR was 4.3%.

Independent predictors of poor survival were ages over 75 years (adjusted hazard ratio, 1.6) and Cumulative Illness Rating Scale–Geriatric (CIRS) scores greater than 6 (aHR, 1.6).

Updated data for 254 patients diagnosed from Feb. 17 to April 30, 2020, and 120 diagnosed from May 1, 2020, to Feb. 1, 2021, showed that more patients in the early versus later cohort were admitted to the hospital (85% vs. 55%) and more required ICU admission (32% vs. 11%).

The overall case fatality rates in the early and later cohorts were 35% and 11%, respectively (P < .001), and among those requiring hospitalization, the rates were 40% and 20% (P = .003).

“The proportion of hospitalized patients requiring ICU-level care was lower in the later cohort (37% vs. 29%), whereas the CFR remained high for the subset of patients who required ICU-level care (52% vs. 50%; P = .89),” the investigators wrote, noting that “[a] difference in management of BTKi[Bruton’s tyrosine kinase inhibitor]-treated patients was observed in the early versus the later cohort.”

“In the early cohort, 76% of patients receiving BTKi had their drug therapy suspended or discontinued. In the later cohort, only 20% of BTKi-treated patients had their therapy suspended or discontinued,” they added.

Univariate analyses showed significant associations between use of remdesivir and OS (HR, 0.48) and use of convalescent plasma and OS (HR, 0.50) in patients who were admitted, whereas admitted patients who received corticosteroids or hydroxychloroquine had an increased risk of death (HRs, 1.73 and 1.53, respectively).

“Corticosteroids were associated with increased risk of death when the data were adjusted for admission status (HR, 1.8) and the need for mechanical ventilation (HR, 2.0), although they were not significantly associated with survival when the data were adjusted for use of supplemental oxygen (HR, 1.4),” they wrote, also noting that admitted patients treated with corticosteroids in the later cohort did not experience an OS benefit (HR, 2.6).

The findings mirror population-based studies with decreasing CFR (35% in those diagnosed before May 1, 2020, versus 11% in those diagnosed after that date), they said, adding that “these trends suggest that patients in the later cohort experienced a less severe clinical course and that the observed difference in CFR over time may not just be due to more frequent testing and identification of less symptomatic patients.”

Of note, the outcomes observed for steroid-treated patients in the current cohort contrast with those from the RECOVERY trial as published in July 2020, which “may be an artifact of their use in patients with more severe disease,” they suggested.

They added that these data “are hypothesis generating and suggest that COVID-19 directed interventions, particularly immunomodulatory agents, require prospective study, specifically in immunocompromised populations.”

The investigators also noted that, consistent with a prior single-center study, 60% of patients with CLL developed positive anti–SARS-CoV-2 serology results after polymerase chain reaction diagnosis of COVID-19, adding further evidence of nonuniform antibody production after COVID-19 in patients with CLL.

Study is ongoing to gain understanding of the immune response to SARS-CoV-2 vaccination in patients with CLL, they said.
 

Changing the odds

In a related commentary also published in Blood, Yair Herishanu, MD, and Chava Perry, MD, PhD, of Tel Aviv Sourasky Medical Center called the reduction in mortality over time as reported by Dr. Roeker and colleagues “encouraging and intriguing.”

“One explanation is that the later cohort included a larger proportion of patients with mild symptoms who were diagnosed because of increased awareness of COVID-19 and more extensive screening to detect SARS-CoV-2 over time. That is supported by the lower hospitalization rates and lower rates of hospitalized patients requiring ICU care in the later cohort,” they wrote. “Another possibility is better patient management owing to increasing experience, expanding therapeutic options, and improved capacity of health systems to manage an influx of patients.”

The lower mortality in hospitalized patients over time may reflect better management of patients over time, but it also highlights the significance of “early introduction of various anti–COVID-19 therapies to prevent clinical deterioration to ICU-level care,” they added.

Also intriguing, according to Dr. Herishanu and Dr. Perry, was the finding of increased secondary infections and death rates among corticosteroid-treatment patients.

In the RECOVERY trial, the use of dexamethasone improved survival in patients hospitalized with COVID-19 who received respiratory support. Perhaps the impaired immune reactions in patients with CLL moderate the hyperinflammatory reactions to COVID-19, thus turning corticosteroids beneficial effects to somewhat redundant in this frail population,” they wrote.

Further, the finding that only 60% of patients with CLL seroconvert after the acute phase of SARS-CoV-2 infection suggests CLL patients may be at risk for reinfection, which “justifies vaccinating all patients with CLL who have recovered from COVID-19.”

“Likewise, patients with CLL may develop persistent COVID-19 infection,” they added, explaining that “prolonged shedding of infectious SARS-CoV-2 virus and within-host genomic evolution may eventually lead to emergence of new virus variants.”

Given the high risk of severe COVID-19 disease and impaired antibody-mediated immune response to the virus and its vaccine, a booster dose may be warranted in patients with CLL who fail to achieve seropositivity after 2 vaccine doses, they said.

The available data to date “call for early application of antiviral drugs, [monoclonal antibodies], and convalescent plasma as well as improved vaccination strategy, to improve the odds for patients with CLL confronting COVID-19,” they concluded, adding that large-scale prospective studies on the clinical disease course, outcomes, efficacy of treatments, and vaccination timing and schedule in patients with CLL and COVID-19 are still warranted.

The research was supported by a National Cancer Institute Cancer Center support grant. Dr. Roeker, Dr. Herishanu, and Dr. Perry reported having no financial disclosures.

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Retrospective data suggest that improvements over time in overall survival (OS) among COVID-19-infected patients with chronic lymphocytic leukemia (CLL) mirror those observed in COVID-19–infected patients in general, but the data also highlight areas for further investigation, according to the researchers.

MSKCC
Dr. Lindsey Roeker

Specifically, “the data highlight opportunities for further investigation into optimal management of COVID-19, immune response after infection, and effective vaccination strategy for patients with CLL,” Lindsey E. Roeker, MD, a hematologic oncologist at Memorial Sloan Kettering Cancer Center, New York, and colleagues wrote in a Nov. 4, 2021, letter to the editor of Blood.

The researchers noted that recently reported COVID-19 case fatality rates from two large series of patients with CLL ranged from 31% to 33%, but trends over time were unclear.

“To understand change in outcomes over time, we present this follow-up study, which builds upon a previously reported cohort with extended follow up and addition of more recently diagnosed cases,” they wrote, explaining that “early data from a small series suggest that patients with CLL may not consistently generate anti–SARS-CoV-2 antibodies after infection.”

“This finding, along with previous reports of inadequate response to vaccines in patients with CLL, highlight significant questions regarding COVID-19 vaccine efficacy in this population,” they added.
 

Trends in outcomes

The review of outcomes in 374 CLL patients from 45 centers who were diagnosed with COVID-19 between Feb. 17, 2020, and Feb. 1, 2021, showed an overall case fatality rate (CFR) of 28%. Among the 278 patients (75%) admitted to the hospital, the CFR was 36%; among those not admitted, the CFR was 4.3%.

Independent predictors of poor survival were ages over 75 years (adjusted hazard ratio, 1.6) and Cumulative Illness Rating Scale–Geriatric (CIRS) scores greater than 6 (aHR, 1.6).

Updated data for 254 patients diagnosed from Feb. 17 to April 30, 2020, and 120 diagnosed from May 1, 2020, to Feb. 1, 2021, showed that more patients in the early versus later cohort were admitted to the hospital (85% vs. 55%) and more required ICU admission (32% vs. 11%).

The overall case fatality rates in the early and later cohorts were 35% and 11%, respectively (P < .001), and among those requiring hospitalization, the rates were 40% and 20% (P = .003).

“The proportion of hospitalized patients requiring ICU-level care was lower in the later cohort (37% vs. 29%), whereas the CFR remained high for the subset of patients who required ICU-level care (52% vs. 50%; P = .89),” the investigators wrote, noting that “[a] difference in management of BTKi[Bruton’s tyrosine kinase inhibitor]-treated patients was observed in the early versus the later cohort.”

“In the early cohort, 76% of patients receiving BTKi had their drug therapy suspended or discontinued. In the later cohort, only 20% of BTKi-treated patients had their therapy suspended or discontinued,” they added.

Univariate analyses showed significant associations between use of remdesivir and OS (HR, 0.48) and use of convalescent plasma and OS (HR, 0.50) in patients who were admitted, whereas admitted patients who received corticosteroids or hydroxychloroquine had an increased risk of death (HRs, 1.73 and 1.53, respectively).

“Corticosteroids were associated with increased risk of death when the data were adjusted for admission status (HR, 1.8) and the need for mechanical ventilation (HR, 2.0), although they were not significantly associated with survival when the data were adjusted for use of supplemental oxygen (HR, 1.4),” they wrote, also noting that admitted patients treated with corticosteroids in the later cohort did not experience an OS benefit (HR, 2.6).

The findings mirror population-based studies with decreasing CFR (35% in those diagnosed before May 1, 2020, versus 11% in those diagnosed after that date), they said, adding that “these trends suggest that patients in the later cohort experienced a less severe clinical course and that the observed difference in CFR over time may not just be due to more frequent testing and identification of less symptomatic patients.”

Of note, the outcomes observed for steroid-treated patients in the current cohort contrast with those from the RECOVERY trial as published in July 2020, which “may be an artifact of their use in patients with more severe disease,” they suggested.

They added that these data “are hypothesis generating and suggest that COVID-19 directed interventions, particularly immunomodulatory agents, require prospective study, specifically in immunocompromised populations.”

The investigators also noted that, consistent with a prior single-center study, 60% of patients with CLL developed positive anti–SARS-CoV-2 serology results after polymerase chain reaction diagnosis of COVID-19, adding further evidence of nonuniform antibody production after COVID-19 in patients with CLL.

Study is ongoing to gain understanding of the immune response to SARS-CoV-2 vaccination in patients with CLL, they said.
 

Changing the odds

In a related commentary also published in Blood, Yair Herishanu, MD, and Chava Perry, MD, PhD, of Tel Aviv Sourasky Medical Center called the reduction in mortality over time as reported by Dr. Roeker and colleagues “encouraging and intriguing.”

“One explanation is that the later cohort included a larger proportion of patients with mild symptoms who were diagnosed because of increased awareness of COVID-19 and more extensive screening to detect SARS-CoV-2 over time. That is supported by the lower hospitalization rates and lower rates of hospitalized patients requiring ICU care in the later cohort,” they wrote. “Another possibility is better patient management owing to increasing experience, expanding therapeutic options, and improved capacity of health systems to manage an influx of patients.”

The lower mortality in hospitalized patients over time may reflect better management of patients over time, but it also highlights the significance of “early introduction of various anti–COVID-19 therapies to prevent clinical deterioration to ICU-level care,” they added.

Also intriguing, according to Dr. Herishanu and Dr. Perry, was the finding of increased secondary infections and death rates among corticosteroid-treatment patients.

In the RECOVERY trial, the use of dexamethasone improved survival in patients hospitalized with COVID-19 who received respiratory support. Perhaps the impaired immune reactions in patients with CLL moderate the hyperinflammatory reactions to COVID-19, thus turning corticosteroids beneficial effects to somewhat redundant in this frail population,” they wrote.

Further, the finding that only 60% of patients with CLL seroconvert after the acute phase of SARS-CoV-2 infection suggests CLL patients may be at risk for reinfection, which “justifies vaccinating all patients with CLL who have recovered from COVID-19.”

“Likewise, patients with CLL may develop persistent COVID-19 infection,” they added, explaining that “prolonged shedding of infectious SARS-CoV-2 virus and within-host genomic evolution may eventually lead to emergence of new virus variants.”

Given the high risk of severe COVID-19 disease and impaired antibody-mediated immune response to the virus and its vaccine, a booster dose may be warranted in patients with CLL who fail to achieve seropositivity after 2 vaccine doses, they said.

The available data to date “call for early application of antiviral drugs, [monoclonal antibodies], and convalescent plasma as well as improved vaccination strategy, to improve the odds for patients with CLL confronting COVID-19,” they concluded, adding that large-scale prospective studies on the clinical disease course, outcomes, efficacy of treatments, and vaccination timing and schedule in patients with CLL and COVID-19 are still warranted.

The research was supported by a National Cancer Institute Cancer Center support grant. Dr. Roeker, Dr. Herishanu, and Dr. Perry reported having no financial disclosures.

Retrospective data suggest that improvements over time in overall survival (OS) among COVID-19-infected patients with chronic lymphocytic leukemia (CLL) mirror those observed in COVID-19–infected patients in general, but the data also highlight areas for further investigation, according to the researchers.

MSKCC
Dr. Lindsey Roeker

Specifically, “the data highlight opportunities for further investigation into optimal management of COVID-19, immune response after infection, and effective vaccination strategy for patients with CLL,” Lindsey E. Roeker, MD, a hematologic oncologist at Memorial Sloan Kettering Cancer Center, New York, and colleagues wrote in a Nov. 4, 2021, letter to the editor of Blood.

The researchers noted that recently reported COVID-19 case fatality rates from two large series of patients with CLL ranged from 31% to 33%, but trends over time were unclear.

“To understand change in outcomes over time, we present this follow-up study, which builds upon a previously reported cohort with extended follow up and addition of more recently diagnosed cases,” they wrote, explaining that “early data from a small series suggest that patients with CLL may not consistently generate anti–SARS-CoV-2 antibodies after infection.”

“This finding, along with previous reports of inadequate response to vaccines in patients with CLL, highlight significant questions regarding COVID-19 vaccine efficacy in this population,” they added.
 

Trends in outcomes

The review of outcomes in 374 CLL patients from 45 centers who were diagnosed with COVID-19 between Feb. 17, 2020, and Feb. 1, 2021, showed an overall case fatality rate (CFR) of 28%. Among the 278 patients (75%) admitted to the hospital, the CFR was 36%; among those not admitted, the CFR was 4.3%.

Independent predictors of poor survival were ages over 75 years (adjusted hazard ratio, 1.6) and Cumulative Illness Rating Scale–Geriatric (CIRS) scores greater than 6 (aHR, 1.6).

Updated data for 254 patients diagnosed from Feb. 17 to April 30, 2020, and 120 diagnosed from May 1, 2020, to Feb. 1, 2021, showed that more patients in the early versus later cohort were admitted to the hospital (85% vs. 55%) and more required ICU admission (32% vs. 11%).

The overall case fatality rates in the early and later cohorts were 35% and 11%, respectively (P < .001), and among those requiring hospitalization, the rates were 40% and 20% (P = .003).

“The proportion of hospitalized patients requiring ICU-level care was lower in the later cohort (37% vs. 29%), whereas the CFR remained high for the subset of patients who required ICU-level care (52% vs. 50%; P = .89),” the investigators wrote, noting that “[a] difference in management of BTKi[Bruton’s tyrosine kinase inhibitor]-treated patients was observed in the early versus the later cohort.”

“In the early cohort, 76% of patients receiving BTKi had their drug therapy suspended or discontinued. In the later cohort, only 20% of BTKi-treated patients had their therapy suspended or discontinued,” they added.

Univariate analyses showed significant associations between use of remdesivir and OS (HR, 0.48) and use of convalescent plasma and OS (HR, 0.50) in patients who were admitted, whereas admitted patients who received corticosteroids or hydroxychloroquine had an increased risk of death (HRs, 1.73 and 1.53, respectively).

“Corticosteroids were associated with increased risk of death when the data were adjusted for admission status (HR, 1.8) and the need for mechanical ventilation (HR, 2.0), although they were not significantly associated with survival when the data were adjusted for use of supplemental oxygen (HR, 1.4),” they wrote, also noting that admitted patients treated with corticosteroids in the later cohort did not experience an OS benefit (HR, 2.6).

The findings mirror population-based studies with decreasing CFR (35% in those diagnosed before May 1, 2020, versus 11% in those diagnosed after that date), they said, adding that “these trends suggest that patients in the later cohort experienced a less severe clinical course and that the observed difference in CFR over time may not just be due to more frequent testing and identification of less symptomatic patients.”

Of note, the outcomes observed for steroid-treated patients in the current cohort contrast with those from the RECOVERY trial as published in July 2020, which “may be an artifact of their use in patients with more severe disease,” they suggested.

They added that these data “are hypothesis generating and suggest that COVID-19 directed interventions, particularly immunomodulatory agents, require prospective study, specifically in immunocompromised populations.”

The investigators also noted that, consistent with a prior single-center study, 60% of patients with CLL developed positive anti–SARS-CoV-2 serology results after polymerase chain reaction diagnosis of COVID-19, adding further evidence of nonuniform antibody production after COVID-19 in patients with CLL.

Study is ongoing to gain understanding of the immune response to SARS-CoV-2 vaccination in patients with CLL, they said.
 

Changing the odds

In a related commentary also published in Blood, Yair Herishanu, MD, and Chava Perry, MD, PhD, of Tel Aviv Sourasky Medical Center called the reduction in mortality over time as reported by Dr. Roeker and colleagues “encouraging and intriguing.”

“One explanation is that the later cohort included a larger proportion of patients with mild symptoms who were diagnosed because of increased awareness of COVID-19 and more extensive screening to detect SARS-CoV-2 over time. That is supported by the lower hospitalization rates and lower rates of hospitalized patients requiring ICU care in the later cohort,” they wrote. “Another possibility is better patient management owing to increasing experience, expanding therapeutic options, and improved capacity of health systems to manage an influx of patients.”

The lower mortality in hospitalized patients over time may reflect better management of patients over time, but it also highlights the significance of “early introduction of various anti–COVID-19 therapies to prevent clinical deterioration to ICU-level care,” they added.

Also intriguing, according to Dr. Herishanu and Dr. Perry, was the finding of increased secondary infections and death rates among corticosteroid-treatment patients.

In the RECOVERY trial, the use of dexamethasone improved survival in patients hospitalized with COVID-19 who received respiratory support. Perhaps the impaired immune reactions in patients with CLL moderate the hyperinflammatory reactions to COVID-19, thus turning corticosteroids beneficial effects to somewhat redundant in this frail population,” they wrote.

Further, the finding that only 60% of patients with CLL seroconvert after the acute phase of SARS-CoV-2 infection suggests CLL patients may be at risk for reinfection, which “justifies vaccinating all patients with CLL who have recovered from COVID-19.”

“Likewise, patients with CLL may develop persistent COVID-19 infection,” they added, explaining that “prolonged shedding of infectious SARS-CoV-2 virus and within-host genomic evolution may eventually lead to emergence of new virus variants.”

Given the high risk of severe COVID-19 disease and impaired antibody-mediated immune response to the virus and its vaccine, a booster dose may be warranted in patients with CLL who fail to achieve seropositivity after 2 vaccine doses, they said.

The available data to date “call for early application of antiviral drugs, [monoclonal antibodies], and convalescent plasma as well as improved vaccination strategy, to improve the odds for patients with CLL confronting COVID-19,” they concluded, adding that large-scale prospective studies on the clinical disease course, outcomes, efficacy of treatments, and vaccination timing and schedule in patients with CLL and COVID-19 are still warranted.

The research was supported by a National Cancer Institute Cancer Center support grant. Dr. Roeker, Dr. Herishanu, and Dr. Perry reported having no financial disclosures.

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