How to Interpret Positive Troponin Tests in CKD

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Q) Recently, when I have sent my patients with chronic kidney disease (CKD) to the emergency department (ED) for complaints of chest pain or shortness of breath, their troponin levels are high. I know CKD increases risk for cardiovascular disease, but I find it hard to believe that every CKD patient is having an MI. What gives?

Cardiovascular disease remains the most common cause of death in patients with CKD, accounting for 45% to 50% of all deaths. Therefore, accurate diagnosis of acute myocardial infarction (AMI) in this patient population is vital to assure prompt identification and treatment.1,2

Cardiac troponins are the gold standard for detecting myocardial injury in patients presenting to the ED with suggestive symptoms.1 But the chronic baseline elevation in serum troponin levels among patients with CKD often results in a false-positive reading, making the detection of AMI difficult.1

With the recent introduction of high-sensitivity troponin assays, as many as 97% of patients on hemodialysis exhibit elevated troponin levels; this is also true for patients with CKD, on a sliding scale (lower kidney function = higher baseline troponins).2 The use of high-sensitivity testing has increased substantially in the past 15 years, and it is expected to become the benchmark for troponin evaluation. While older troponin tests had a false-positive rate of 30% to 85% in patients with stage 5 CKD, the newer troponin tests display elevated troponins in almost 100% of these patients.1,2

Numerous studies have been conducted to determine the best way to interpret positive troponin tests in patients with CKD to ensure an accurate diagnosis of AMI.2 One study determined that a 20% increase in troponin levels was a more accurate determinant of AMI in patients with CKD than one isolated positive level.3 Another study demonstrated that serial troponin measurements conducted over time yielded higher diagnostic accuracy than one measurement above the 99th percentile.4

 

 

 

The American College of Cardiology Foundation task force found that monitoring changes in troponin concentration over time (3-6 h) is more accurate than a single elevated troponin when diagnosing AMI in symptomatic patients.3 Correlation between elevated troponin levels and clinical suspicion proved helpful in determining the significance of troponin results and the probability of AMI in patients with CKD.2

The significance and interpretation of elevated troponin levels in patients with CKD remains an important topic for further study, as cardiovascular disease continues to be the leading cause of mortality in patients with kidney dysfunction.1,2 More definitive studies need to be conducted on patients with CKD as high-sensitivity troponin assay testing becomes standard for diagnosing AMI.

So, the reason you see more positive troponin results in your CKD population is due to both the increased accuracy of the newer tests and the fact that CKD often causes a false-positive result. Monitoring your patients with serial troponins for at least three hours is essential to confirm or rule out an AMI. —MS-G

Marlene Shaw-Gallagher, MS, PA-C
University of Detroit Mercy, Michigan
Division of Nephrology, University of Michigan, Ann Arbor

References

1. Robitaille R, Lafrance JP, Leblanc M. Altered laboratory findings associated with end-stage renal disease. Semin Dial. 2006;19(5):373.
2. Howard CE, McCullough PA. Decoding acute myocardial infarction among patients on dialysis. J Am Soc Nephrol. 2017;28(5):1337-1339.
3. Newby LK, Jesse RL, Babb JD, et al. ACCF 2012 expert consensus document on practical clinical considerations in the interpretation of troponin elevations: a report of the American College of Cardiology Foundation task force on Clinical Expert Consensus Documents. J Am Coll Cardiol. 2012; 60(23):2427-2463.
4. Mahajan VS, Petr Jarolim P. How to interpret elevated cardiac troponin levels. Circulation. 2011;124:2350-2354.

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Renal Consult is edited by Jane S. Davis, CRNP, DNP, a member of the Clinician Reviews editorial board, who is a nurse practitioner in the Division of Nephrology at the University of Alabama at Birmingham and is the communications chairperson for the National KidneyFoundation's Council of Advanced Practitioners (NKF-CAP); and Kim Zuber, PA-C, MSPS, DFAAPA, a semi-retired PA who works with the American Academy of Nephrology PAs and is a past chair of the NKF-CAP. This month's responses were authored by Cynthia A. Smith, DNP, CNN-NP, FNP-BC, APRN, who practices at Renal Consultants, PLLC, in South Charleston, West Virginia, and Marlene Shaw-Gallagher, MS, PA-C, who is an Assistant Professor at University of Detroit Mercy in Michigan and practices in the Division of Nephrology at the University of Michigan in Ann Arbor.

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Q) Recently, when I have sent my patients with chronic kidney disease (CKD) to the emergency department (ED) for complaints of chest pain or shortness of breath, their troponin levels are high. I know CKD increases risk for cardiovascular disease, but I find it hard to believe that every CKD patient is having an MI. What gives?

Cardiovascular disease remains the most common cause of death in patients with CKD, accounting for 45% to 50% of all deaths. Therefore, accurate diagnosis of acute myocardial infarction (AMI) in this patient population is vital to assure prompt identification and treatment.1,2

Cardiac troponins are the gold standard for detecting myocardial injury in patients presenting to the ED with suggestive symptoms.1 But the chronic baseline elevation in serum troponin levels among patients with CKD often results in a false-positive reading, making the detection of AMI difficult.1

With the recent introduction of high-sensitivity troponin assays, as many as 97% of patients on hemodialysis exhibit elevated troponin levels; this is also true for patients with CKD, on a sliding scale (lower kidney function = higher baseline troponins).2 The use of high-sensitivity testing has increased substantially in the past 15 years, and it is expected to become the benchmark for troponin evaluation. While older troponin tests had a false-positive rate of 30% to 85% in patients with stage 5 CKD, the newer troponin tests display elevated troponins in almost 100% of these patients.1,2

Numerous studies have been conducted to determine the best way to interpret positive troponin tests in patients with CKD to ensure an accurate diagnosis of AMI.2 One study determined that a 20% increase in troponin levels was a more accurate determinant of AMI in patients with CKD than one isolated positive level.3 Another study demonstrated that serial troponin measurements conducted over time yielded higher diagnostic accuracy than one measurement above the 99th percentile.4

 

 

 

The American College of Cardiology Foundation task force found that monitoring changes in troponin concentration over time (3-6 h) is more accurate than a single elevated troponin when diagnosing AMI in symptomatic patients.3 Correlation between elevated troponin levels and clinical suspicion proved helpful in determining the significance of troponin results and the probability of AMI in patients with CKD.2

The significance and interpretation of elevated troponin levels in patients with CKD remains an important topic for further study, as cardiovascular disease continues to be the leading cause of mortality in patients with kidney dysfunction.1,2 More definitive studies need to be conducted on patients with CKD as high-sensitivity troponin assay testing becomes standard for diagnosing AMI.

So, the reason you see more positive troponin results in your CKD population is due to both the increased accuracy of the newer tests and the fact that CKD often causes a false-positive result. Monitoring your patients with serial troponins for at least three hours is essential to confirm or rule out an AMI. —MS-G

Marlene Shaw-Gallagher, MS, PA-C
University of Detroit Mercy, Michigan
Division of Nephrology, University of Michigan, Ann Arbor

 

Q) Recently, when I have sent my patients with chronic kidney disease (CKD) to the emergency department (ED) for complaints of chest pain or shortness of breath, their troponin levels are high. I know CKD increases risk for cardiovascular disease, but I find it hard to believe that every CKD patient is having an MI. What gives?

Cardiovascular disease remains the most common cause of death in patients with CKD, accounting for 45% to 50% of all deaths. Therefore, accurate diagnosis of acute myocardial infarction (AMI) in this patient population is vital to assure prompt identification and treatment.1,2

Cardiac troponins are the gold standard for detecting myocardial injury in patients presenting to the ED with suggestive symptoms.1 But the chronic baseline elevation in serum troponin levels among patients with CKD often results in a false-positive reading, making the detection of AMI difficult.1

With the recent introduction of high-sensitivity troponin assays, as many as 97% of patients on hemodialysis exhibit elevated troponin levels; this is also true for patients with CKD, on a sliding scale (lower kidney function = higher baseline troponins).2 The use of high-sensitivity testing has increased substantially in the past 15 years, and it is expected to become the benchmark for troponin evaluation. While older troponin tests had a false-positive rate of 30% to 85% in patients with stage 5 CKD, the newer troponin tests display elevated troponins in almost 100% of these patients.1,2

Numerous studies have been conducted to determine the best way to interpret positive troponin tests in patients with CKD to ensure an accurate diagnosis of AMI.2 One study determined that a 20% increase in troponin levels was a more accurate determinant of AMI in patients with CKD than one isolated positive level.3 Another study demonstrated that serial troponin measurements conducted over time yielded higher diagnostic accuracy than one measurement above the 99th percentile.4

 

 

 

The American College of Cardiology Foundation task force found that monitoring changes in troponin concentration over time (3-6 h) is more accurate than a single elevated troponin when diagnosing AMI in symptomatic patients.3 Correlation between elevated troponin levels and clinical suspicion proved helpful in determining the significance of troponin results and the probability of AMI in patients with CKD.2

The significance and interpretation of elevated troponin levels in patients with CKD remains an important topic for further study, as cardiovascular disease continues to be the leading cause of mortality in patients with kidney dysfunction.1,2 More definitive studies need to be conducted on patients with CKD as high-sensitivity troponin assay testing becomes standard for diagnosing AMI.

So, the reason you see more positive troponin results in your CKD population is due to both the increased accuracy of the newer tests and the fact that CKD often causes a false-positive result. Monitoring your patients with serial troponins for at least three hours is essential to confirm or rule out an AMI. —MS-G

Marlene Shaw-Gallagher, MS, PA-C
University of Detroit Mercy, Michigan
Division of Nephrology, University of Michigan, Ann Arbor

References

1. Robitaille R, Lafrance JP, Leblanc M. Altered laboratory findings associated with end-stage renal disease. Semin Dial. 2006;19(5):373.
2. Howard CE, McCullough PA. Decoding acute myocardial infarction among patients on dialysis. J Am Soc Nephrol. 2017;28(5):1337-1339.
3. Newby LK, Jesse RL, Babb JD, et al. ACCF 2012 expert consensus document on practical clinical considerations in the interpretation of troponin elevations: a report of the American College of Cardiology Foundation task force on Clinical Expert Consensus Documents. J Am Coll Cardiol. 2012; 60(23):2427-2463.
4. Mahajan VS, Petr Jarolim P. How to interpret elevated cardiac troponin levels. Circulation. 2011;124:2350-2354.

References

1. Robitaille R, Lafrance JP, Leblanc M. Altered laboratory findings associated with end-stage renal disease. Semin Dial. 2006;19(5):373.
2. Howard CE, McCullough PA. Decoding acute myocardial infarction among patients on dialysis. J Am Soc Nephrol. 2017;28(5):1337-1339.
3. Newby LK, Jesse RL, Babb JD, et al. ACCF 2012 expert consensus document on practical clinical considerations in the interpretation of troponin elevations: a report of the American College of Cardiology Foundation task force on Clinical Expert Consensus Documents. J Am Coll Cardiol. 2012; 60(23):2427-2463.
4. Mahajan VS, Petr Jarolim P. How to interpret elevated cardiac troponin levels. Circulation. 2011;124:2350-2354.

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U.S. measles incidence since 2001 is low but increasing

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Although the incidence of measles cases in the United States is low, it is increasing – and it appears the majority of cases occur in unvaccinated people, especially in the very young.

So, the importance of maintaining high vaccine coverage remains essential, concluded the authors of an analysis of confirmed U.S. measles cases, because endemic measles was eliminated nationwide in 2000.

CDC/Molly Kurnit, M.P.H.
Avoidance of a disease such as measles starts with the receipt of an appropriate vaccine, when available.
In an analysis to determine all confirmed cases of U.S. measles from January 2001 to December 2015, 1,789 measles cases were reported among U.S. residents aged 0-89 years; 69.5% were in unvaccinated persons, and 17.7% were in persons with an unknown vaccination status. Among those people 30 years or older, 48% had unknown vaccination status. More than one-fourth of the measles cases were imported.

Incidence of measles was highest in infants aged 6-11 months, followed by toddlers aged 12-15 months. Measles rates fell with age, starting at 16 months, Nakia S. Clemmons and her associates of the division of viral diseases at the Centers for Disease Control and Prevention, Atlanta, said in a research letter in JAMA (2017 Oct 3;318[13]:1279-81).

Higher incidence per million population occurred over time, from 0.28 in 2001 to 0.56 in 2015. Imported cases decreased from 47% in 2001 to 15% in 2015. Vaccinated patients decreased from 30% of U.S. measles cases in 2001 to 20% in 2015.

“The concurrent increase in incidence and declines in the proportion of imported and vaccinated cases (signifying relative increases in U.S.-acquired and unvaccinated cases) may suggest increased susceptibility and transmission after introductions in certain subpopulations,” the investigators said.

“The declining incidence with age, the high proportion of unvaccinated cases, and the decline in the proportion of vaccinated cases despite rate increases suggest that failure to vaccinate, rather than failure of vaccine performance, may be the main driver of measles transmission, emphasizing the importance of maintaining high vaccine coverage,” they added.

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Although the incidence of measles cases in the United States is low, it is increasing – and it appears the majority of cases occur in unvaccinated people, especially in the very young.

So, the importance of maintaining high vaccine coverage remains essential, concluded the authors of an analysis of confirmed U.S. measles cases, because endemic measles was eliminated nationwide in 2000.

CDC/Molly Kurnit, M.P.H.
Avoidance of a disease such as measles starts with the receipt of an appropriate vaccine, when available.
In an analysis to determine all confirmed cases of U.S. measles from January 2001 to December 2015, 1,789 measles cases were reported among U.S. residents aged 0-89 years; 69.5% were in unvaccinated persons, and 17.7% were in persons with an unknown vaccination status. Among those people 30 years or older, 48% had unknown vaccination status. More than one-fourth of the measles cases were imported.

Incidence of measles was highest in infants aged 6-11 months, followed by toddlers aged 12-15 months. Measles rates fell with age, starting at 16 months, Nakia S. Clemmons and her associates of the division of viral diseases at the Centers for Disease Control and Prevention, Atlanta, said in a research letter in JAMA (2017 Oct 3;318[13]:1279-81).

Higher incidence per million population occurred over time, from 0.28 in 2001 to 0.56 in 2015. Imported cases decreased from 47% in 2001 to 15% in 2015. Vaccinated patients decreased from 30% of U.S. measles cases in 2001 to 20% in 2015.

“The concurrent increase in incidence and declines in the proportion of imported and vaccinated cases (signifying relative increases in U.S.-acquired and unvaccinated cases) may suggest increased susceptibility and transmission after introductions in certain subpopulations,” the investigators said.

“The declining incidence with age, the high proportion of unvaccinated cases, and the decline in the proportion of vaccinated cases despite rate increases suggest that failure to vaccinate, rather than failure of vaccine performance, may be the main driver of measles transmission, emphasizing the importance of maintaining high vaccine coverage,” they added.

 

Although the incidence of measles cases in the United States is low, it is increasing – and it appears the majority of cases occur in unvaccinated people, especially in the very young.

So, the importance of maintaining high vaccine coverage remains essential, concluded the authors of an analysis of confirmed U.S. measles cases, because endemic measles was eliminated nationwide in 2000.

CDC/Molly Kurnit, M.P.H.
Avoidance of a disease such as measles starts with the receipt of an appropriate vaccine, when available.
In an analysis to determine all confirmed cases of U.S. measles from January 2001 to December 2015, 1,789 measles cases were reported among U.S. residents aged 0-89 years; 69.5% were in unvaccinated persons, and 17.7% were in persons with an unknown vaccination status. Among those people 30 years or older, 48% had unknown vaccination status. More than one-fourth of the measles cases were imported.

Incidence of measles was highest in infants aged 6-11 months, followed by toddlers aged 12-15 months. Measles rates fell with age, starting at 16 months, Nakia S. Clemmons and her associates of the division of viral diseases at the Centers for Disease Control and Prevention, Atlanta, said in a research letter in JAMA (2017 Oct 3;318[13]:1279-81).

Higher incidence per million population occurred over time, from 0.28 in 2001 to 0.56 in 2015. Imported cases decreased from 47% in 2001 to 15% in 2015. Vaccinated patients decreased from 30% of U.S. measles cases in 2001 to 20% in 2015.

“The concurrent increase in incidence and declines in the proportion of imported and vaccinated cases (signifying relative increases in U.S.-acquired and unvaccinated cases) may suggest increased susceptibility and transmission after introductions in certain subpopulations,” the investigators said.

“The declining incidence with age, the high proportion of unvaccinated cases, and the decline in the proportion of vaccinated cases despite rate increases suggest that failure to vaccinate, rather than failure of vaccine performance, may be the main driver of measles transmission, emphasizing the importance of maintaining high vaccine coverage,” they added.

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Treatment of hemangioma with brand-name propranolol tied to fewer dosing errors

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– Among physicians using generic propranolol to treat infantile hemangioma, 30% reported at least one patient experienced a miscalculation dosing error, a new survey showed. Among respondents who prescribed Hemangeol (Pierre Fabre Pharmaceuticals), 10% reported a similar error. The errors were made by either a provider or caregiver.

Confusion may have contributed to a second source of errors, said Elaine Siegfried, MD, professor of pediatrics and dermatology at St. Louis University in Missouri. Generic propranolol is supplied as a 20-mg/5-mL oral solution and a 40-mg/5-mL oral solution. “Any time you have more than one formulation, it’s a nidus for dispensing error by the pharmacy.”

Dr. Elaine Siegfried
“That’s what I noticed. I make people bring in their medicines to check that, because I know dispensing errors are common,” Dr. Siegfried said in an interview following a presentation at the annual meeting of the American Academy of Pediatrics.

“So if a doctor prescribes [the lower dose], which is what we always do for safety, and they get 40 [mg], the [patient] can become hypoglycemic, hypotensive, or bradycardic,” Dr. Siegfried said. “That’s not good.”

Dr. Siegfried and colleagues assessed survey responses from 223 physicians. The majority, 90%, reported prescribing generic propranolol to treat infantile hemangioma in the past. Sixty-percent reported also prescribing the brand name formulation approved by the Food and Drug Administration in 2014. Most of those who completed the survey, 70%, were pediatric dermatologists; general dermatologists, pediatric otolaryngologists, and other specialists also participated.

A total of 18% of physicians surveyed reported a dispensing error associated with use of generic propranolol. Dr. Siegfried said such errors are not possible with the branded formulation because it is available only in a single concentration, a 4.28 mg/mL oral solution. She added that one central specialty pharmacy dispenses Hemangeol, further reducing the likelihood of errors.
Wikimedia Commons/Zeimusu/Public Domain

 

Addressing cost concerns

“When this [branded] drug became available, I wondered why everyone was not prescribing it,” Dr. Siegfried said.

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– Among physicians using generic propranolol to treat infantile hemangioma, 30% reported at least one patient experienced a miscalculation dosing error, a new survey showed. Among respondents who prescribed Hemangeol (Pierre Fabre Pharmaceuticals), 10% reported a similar error. The errors were made by either a provider or caregiver.

Confusion may have contributed to a second source of errors, said Elaine Siegfried, MD, professor of pediatrics and dermatology at St. Louis University in Missouri. Generic propranolol is supplied as a 20-mg/5-mL oral solution and a 40-mg/5-mL oral solution. “Any time you have more than one formulation, it’s a nidus for dispensing error by the pharmacy.”

Dr. Elaine Siegfried
“That’s what I noticed. I make people bring in their medicines to check that, because I know dispensing errors are common,” Dr. Siegfried said in an interview following a presentation at the annual meeting of the American Academy of Pediatrics.

“So if a doctor prescribes [the lower dose], which is what we always do for safety, and they get 40 [mg], the [patient] can become hypoglycemic, hypotensive, or bradycardic,” Dr. Siegfried said. “That’s not good.”

Dr. Siegfried and colleagues assessed survey responses from 223 physicians. The majority, 90%, reported prescribing generic propranolol to treat infantile hemangioma in the past. Sixty-percent reported also prescribing the brand name formulation approved by the Food and Drug Administration in 2014. Most of those who completed the survey, 70%, were pediatric dermatologists; general dermatologists, pediatric otolaryngologists, and other specialists also participated.

A total of 18% of physicians surveyed reported a dispensing error associated with use of generic propranolol. Dr. Siegfried said such errors are not possible with the branded formulation because it is available only in a single concentration, a 4.28 mg/mL oral solution. She added that one central specialty pharmacy dispenses Hemangeol, further reducing the likelihood of errors.
Wikimedia Commons/Zeimusu/Public Domain

 

Addressing cost concerns

“When this [branded] drug became available, I wondered why everyone was not prescribing it,” Dr. Siegfried said.

 

– Among physicians using generic propranolol to treat infantile hemangioma, 30% reported at least one patient experienced a miscalculation dosing error, a new survey showed. Among respondents who prescribed Hemangeol (Pierre Fabre Pharmaceuticals), 10% reported a similar error. The errors were made by either a provider or caregiver.

Confusion may have contributed to a second source of errors, said Elaine Siegfried, MD, professor of pediatrics and dermatology at St. Louis University in Missouri. Generic propranolol is supplied as a 20-mg/5-mL oral solution and a 40-mg/5-mL oral solution. “Any time you have more than one formulation, it’s a nidus for dispensing error by the pharmacy.”

Dr. Elaine Siegfried
“That’s what I noticed. I make people bring in their medicines to check that, because I know dispensing errors are common,” Dr. Siegfried said in an interview following a presentation at the annual meeting of the American Academy of Pediatrics.

“So if a doctor prescribes [the lower dose], which is what we always do for safety, and they get 40 [mg], the [patient] can become hypoglycemic, hypotensive, or bradycardic,” Dr. Siegfried said. “That’s not good.”

Dr. Siegfried and colleagues assessed survey responses from 223 physicians. The majority, 90%, reported prescribing generic propranolol to treat infantile hemangioma in the past. Sixty-percent reported also prescribing the brand name formulation approved by the Food and Drug Administration in 2014. Most of those who completed the survey, 70%, were pediatric dermatologists; general dermatologists, pediatric otolaryngologists, and other specialists also participated.

A total of 18% of physicians surveyed reported a dispensing error associated with use of generic propranolol. Dr. Siegfried said such errors are not possible with the branded formulation because it is available only in a single concentration, a 4.28 mg/mL oral solution. She added that one central specialty pharmacy dispenses Hemangeol, further reducing the likelihood of errors.
Wikimedia Commons/Zeimusu/Public Domain

 

Addressing cost concerns

“When this [branded] drug became available, I wondered why everyone was not prescribing it,” Dr. Siegfried said.

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Key clinical point: Although more costly than generics, Hemangeol (Pierre Fabre) could reduce safety concerns for treating infantile hemangioma.

Major finding: Physicians prescribing generic propranolol had a higher rate of miscalculated dosing errors, 30%, compared with 10% prescribing the brand-name formulation.

Data source: Based on survey responses from 223 physicians, 70% of whom were pediatric dermatologists.

Disclosures: Dr. Siegfried is a consultant for Pierre Fabre and served as a principle investigator on phase 3 research. The company did not sponsor the current study, but a coauthor and employee of Pierre Fabre assisted with the logistics of the survey.

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Should we stop administering the influenza vaccine to pregnant women?

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Should we stop administering the influenza vaccine to pregnant women?

EXPERT COMMENTARY

Influenza can be a serious, even life-threatening infection, especially in pregnant women and their newborn infants.1 For that reason, the Centers for Disease Control and Prevention (CDC) and the American College of Obstetricians and Gynecologists (ACOG) strongly recommend that all pregnant women receive the inactivated influenza vaccine at the start of each flu season, regardless of trimester of exposure.

The most widely-used vaccine in the United States is the inactivated quadrivalent vaccine, which is intended for intramuscular administration in a single dose. The 2017-2018 version of this vaccine includes 2 influenza A antigens and 2 influenza B antigens. The first of the A antigens differs from last year's vaccine. The other 3 antigens are the same as in the 2016-2017 vaccine:

  • A/Michigan/45/2015 (H1N1) pdm09-like virus
  • A/Hong Kong/4801/2014 (H3N2)-like virus  
  • B/Brisbane/60/2008-like virus
  • B/Phuket/3073/2013-like virus (B/Yamagota)

Several recent reports in large, diverse populations2-5 have demonstrated that the vaccine does not increase the risk of spontaneous abortion, stillbirth, preterm delivery, or congenital anomalies. Therefore, a recent report by Donahue and colleagues6 is surprising and is certainly worthy of our attention. 

 

Related article:
Does influenza immunization during pregnancy confer flu protection to newborns?

Details of the study

Donahue and colleagues, experienced investigators, were tasked by the CDC with using information from the Vaccine Safety Datalink to specifically assess the safety of the influenza vaccine when administered early in pregnancy. They evaluated 485 women who had experienced a spontaneous abortion in 1 of 2 time periods: September 1, 2010 to April 28, 2011 and September 1, 2011 to April 28, 2012. These women were matched by last menstrual period with controls who subsequently had a liveborn infant or stillbirth at greater than 20 weeks of gestation. The exposure of interest was receipt of the monovalent H1N1 vaccine (H1N1pdm09), the inactivated trivalent vaccine (A/California/7/2009 H1N1 pdm09-like, A/Perth/16/2009 H3N2-like, and B/Brisbane/60/2008-like), or both in the 28 days immediately preceding the spontaneous abortion. The investigators also considered 2 other windows of exposure: 29 to 56 days and greater than 56 days. In addition, they controlled for the following potential confounding variables: maternal age, smoking history, presence of type 1 or 2 diabetes, prepregnancy BMI, and previous health care utilization. 

Cases were significantly older than controls. They also were more likely to be African-American, to have had a history of greater than or equal to 2 spontaneous abortions, and to have smoked during pregnancy. The median gestational age at the time of spontaneous abortion was 7 weeks. Overall, the adjusted odds ratio (aOR) of spontaneous abortion within the 1- to 28-day window was 2.0 (95% confidence interval [CI], 1.1-3.6). There was not even a weak association in the other 2 windows of exposure. However, in women who received the pH1N1 vaccine in the previous flu season, the aOR was 7.7 (95% CI, 2.2-27.3). When women who had experienced 2 or more spontaneous abortions were excluded, the aOR remained significantly elevated at 6.5 (95% CI, 1.7-24.3). The aOR was 1.3 (95% CI, 0.7-2.7) in women who were not vaccinated with the pH1N1 vaccine in the previous flu season.

Donahue and colleagues6 offered several possible explanations for their observations. They noted that the pH1N1 vaccine seemed to cause at least mild increases in pro-inflammatory cytokines, particularly in pregnant compared with nonpregnant women. In addition, infection with the pH1N1 virus or vaccination with the pH1N1 vaccine induces an increase in T helper type-1 cells, which exert a pro-inflammatory effect. Excessive inflammation, in turn, may cause spontaneous abortion.

 

Related article:
5 ways to reduce infection risk during pregnancy

Study limitations

This study has several important limitations. First, the vaccine used in the investigation is not identical to the one used most commonly today. Second, although the number of women with spontaneous abortions is relatively large, the number who received the pH1N1-containing vaccine in consecutive years was relatively small. Third, this case-control study was able to estimate an odds ratio for the adverse outcome, but it could not prove causation, nor could it provide a precise estimate of absolute risk for a spontaneous miscarriage following the influenza vaccine. Finally, the authors, understandably,were unable to control for all the myriad factors that may increase the risk for spontaneous abortion.

WHAT THIS EVIDENCE MEANS FOR PRACTICE
With these limitations in mind, I certainly concur with the recommendations of the CDC and ACOG7 to continue our practice of routinely offering the influenza vaccine to virtually all pregnant women at the beginning of the flu season. For the vast majority of patients, the benefit of vaccination for both mother and baby outweighs the risk of an adverse effect. Traditionally, allergy to any of the vaccine components, principally egg protein and/or mercury, was considered a contraindication to vaccination. However, one trivalent vaccine preparation (Flublok, Protein Sciences Corporation) is now available that does not contain egg protein, and 3 trivalent preparations and at least 6 quadrivalent preparations are available that do not contain thimerosal (mercury). Therefore, allergy should rarely be a contraindication to vaccination.

In order to exercise an abundance of caution, I will not offer this vaccination in the first trimester to women who appear to be at increased risk for early pregnancy loss (women with spontaneous bleeding or a prior history of early loss). In these individuals, I will defer vaccination until the second trimester. I will also eagerly await the results of another CDC-sponsored investigation designed to evaluate the risks of spontaneous abortion in women who were vaccinated consecutively in the 2012–2013, 2013–2014, and 2014–2015 influenza seasons.6
-- Patrick Duff, MD

Share your thoughts! Send your Letter to the Editor to [email protected]. Please include your name and the city and state in which you practice.

References
  1. Louie JK, Acosta M, Jamieson DJ, Honein MA; California Pandemic (H1N1) Working Group. Severe 2009 H1N1 influenza in pregnant and postpartum women in California. N Engl J Med. 2010;362(1):27–35.
  2. Polyzos KA, Konstantelias AA, Pitsa CE, Falagas ME. Maternal influenza vaccination and risk for congenital malformations: a systematic review and meta-analysis. Obstet Gynecol. 2015;126(5):1075–1084.
  3. Kharbanda EO, Vazquez-Benitez G, Lipkind H, Naleway A, Lee G, Nordin JD; Vaccine Safety Datalink Team. Inactivated influenza vaccine during pregnancy and risks for adverse obstetric events. Obstet Gynecol. 2013;122(3):659–667.
  4. Sheffield JS, Greer LG, Rogers VL, et al. Effect of influenza vaccination in the first trimester of pregnancy. Obstet Gynecol. 2012;120(3):532–537.
  5. American College of Obstetricians and Gynecologists Committee on Obstetric Practice. ACOG Committee Opinion No. 468: influenza vaccination during pregnancy. Obstet Gynecol. 2010;116(4):1006–1007.
  6. Donahue JG, Kieke BA, King JP, et al. Association of spontaneous abortion with receipt of inactivated influenza vaccine containing H1N1pdm09 in 2010-11 and 2011-12. Vaccine. 2017;35(40):5314–5322.
  7. Flu vaccination and possible safety signal. CDC website. https://www.cdc.gov/flu/professionals/vaccination/vaccination-possible-safety-signal.html. Updated September 13, 2017. Accessed October 2, 2017.
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Article originally published October 6th 2017.

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Article originally published October 6th 2017.

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Article originally published October 6th 2017.

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EXPERT COMMENTARY

Influenza can be a serious, even life-threatening infection, especially in pregnant women and their newborn infants.1 For that reason, the Centers for Disease Control and Prevention (CDC) and the American College of Obstetricians and Gynecologists (ACOG) strongly recommend that all pregnant women receive the inactivated influenza vaccine at the start of each flu season, regardless of trimester of exposure.

The most widely-used vaccine in the United States is the inactivated quadrivalent vaccine, which is intended for intramuscular administration in a single dose. The 2017-2018 version of this vaccine includes 2 influenza A antigens and 2 influenza B antigens. The first of the A antigens differs from last year's vaccine. The other 3 antigens are the same as in the 2016-2017 vaccine:

  • A/Michigan/45/2015 (H1N1) pdm09-like virus
  • A/Hong Kong/4801/2014 (H3N2)-like virus  
  • B/Brisbane/60/2008-like virus
  • B/Phuket/3073/2013-like virus (B/Yamagota)

Several recent reports in large, diverse populations2-5 have demonstrated that the vaccine does not increase the risk of spontaneous abortion, stillbirth, preterm delivery, or congenital anomalies. Therefore, a recent report by Donahue and colleagues6 is surprising and is certainly worthy of our attention. 

 

Related article:
Does influenza immunization during pregnancy confer flu protection to newborns?

Details of the study

Donahue and colleagues, experienced investigators, were tasked by the CDC with using information from the Vaccine Safety Datalink to specifically assess the safety of the influenza vaccine when administered early in pregnancy. They evaluated 485 women who had experienced a spontaneous abortion in 1 of 2 time periods: September 1, 2010 to April 28, 2011 and September 1, 2011 to April 28, 2012. These women were matched by last menstrual period with controls who subsequently had a liveborn infant or stillbirth at greater than 20 weeks of gestation. The exposure of interest was receipt of the monovalent H1N1 vaccine (H1N1pdm09), the inactivated trivalent vaccine (A/California/7/2009 H1N1 pdm09-like, A/Perth/16/2009 H3N2-like, and B/Brisbane/60/2008-like), or both in the 28 days immediately preceding the spontaneous abortion. The investigators also considered 2 other windows of exposure: 29 to 56 days and greater than 56 days. In addition, they controlled for the following potential confounding variables: maternal age, smoking history, presence of type 1 or 2 diabetes, prepregnancy BMI, and previous health care utilization. 

Cases were significantly older than controls. They also were more likely to be African-American, to have had a history of greater than or equal to 2 spontaneous abortions, and to have smoked during pregnancy. The median gestational age at the time of spontaneous abortion was 7 weeks. Overall, the adjusted odds ratio (aOR) of spontaneous abortion within the 1- to 28-day window was 2.0 (95% confidence interval [CI], 1.1-3.6). There was not even a weak association in the other 2 windows of exposure. However, in women who received the pH1N1 vaccine in the previous flu season, the aOR was 7.7 (95% CI, 2.2-27.3). When women who had experienced 2 or more spontaneous abortions were excluded, the aOR remained significantly elevated at 6.5 (95% CI, 1.7-24.3). The aOR was 1.3 (95% CI, 0.7-2.7) in women who were not vaccinated with the pH1N1 vaccine in the previous flu season.

Donahue and colleagues6 offered several possible explanations for their observations. They noted that the pH1N1 vaccine seemed to cause at least mild increases in pro-inflammatory cytokines, particularly in pregnant compared with nonpregnant women. In addition, infection with the pH1N1 virus or vaccination with the pH1N1 vaccine induces an increase in T helper type-1 cells, which exert a pro-inflammatory effect. Excessive inflammation, in turn, may cause spontaneous abortion.

 

Related article:
5 ways to reduce infection risk during pregnancy

Study limitations

This study has several important limitations. First, the vaccine used in the investigation is not identical to the one used most commonly today. Second, although the number of women with spontaneous abortions is relatively large, the number who received the pH1N1-containing vaccine in consecutive years was relatively small. Third, this case-control study was able to estimate an odds ratio for the adverse outcome, but it could not prove causation, nor could it provide a precise estimate of absolute risk for a spontaneous miscarriage following the influenza vaccine. Finally, the authors, understandably,were unable to control for all the myriad factors that may increase the risk for spontaneous abortion.

WHAT THIS EVIDENCE MEANS FOR PRACTICE
With these limitations in mind, I certainly concur with the recommendations of the CDC and ACOG7 to continue our practice of routinely offering the influenza vaccine to virtually all pregnant women at the beginning of the flu season. For the vast majority of patients, the benefit of vaccination for both mother and baby outweighs the risk of an adverse effect. Traditionally, allergy to any of the vaccine components, principally egg protein and/or mercury, was considered a contraindication to vaccination. However, one trivalent vaccine preparation (Flublok, Protein Sciences Corporation) is now available that does not contain egg protein, and 3 trivalent preparations and at least 6 quadrivalent preparations are available that do not contain thimerosal (mercury). Therefore, allergy should rarely be a contraindication to vaccination.

In order to exercise an abundance of caution, I will not offer this vaccination in the first trimester to women who appear to be at increased risk for early pregnancy loss (women with spontaneous bleeding or a prior history of early loss). In these individuals, I will defer vaccination until the second trimester. I will also eagerly await the results of another CDC-sponsored investigation designed to evaluate the risks of spontaneous abortion in women who were vaccinated consecutively in the 2012–2013, 2013–2014, and 2014–2015 influenza seasons.6
-- Patrick Duff, MD

Share your thoughts! Send your Letter to the Editor to [email protected]. Please include your name and the city and state in which you practice.

EXPERT COMMENTARY

Influenza can be a serious, even life-threatening infection, especially in pregnant women and their newborn infants.1 For that reason, the Centers for Disease Control and Prevention (CDC) and the American College of Obstetricians and Gynecologists (ACOG) strongly recommend that all pregnant women receive the inactivated influenza vaccine at the start of each flu season, regardless of trimester of exposure.

The most widely-used vaccine in the United States is the inactivated quadrivalent vaccine, which is intended for intramuscular administration in a single dose. The 2017-2018 version of this vaccine includes 2 influenza A antigens and 2 influenza B antigens. The first of the A antigens differs from last year's vaccine. The other 3 antigens are the same as in the 2016-2017 vaccine:

  • A/Michigan/45/2015 (H1N1) pdm09-like virus
  • A/Hong Kong/4801/2014 (H3N2)-like virus  
  • B/Brisbane/60/2008-like virus
  • B/Phuket/3073/2013-like virus (B/Yamagota)

Several recent reports in large, diverse populations2-5 have demonstrated that the vaccine does not increase the risk of spontaneous abortion, stillbirth, preterm delivery, or congenital anomalies. Therefore, a recent report by Donahue and colleagues6 is surprising and is certainly worthy of our attention. 

 

Related article:
Does influenza immunization during pregnancy confer flu protection to newborns?

Details of the study

Donahue and colleagues, experienced investigators, were tasked by the CDC with using information from the Vaccine Safety Datalink to specifically assess the safety of the influenza vaccine when administered early in pregnancy. They evaluated 485 women who had experienced a spontaneous abortion in 1 of 2 time periods: September 1, 2010 to April 28, 2011 and September 1, 2011 to April 28, 2012. These women were matched by last menstrual period with controls who subsequently had a liveborn infant or stillbirth at greater than 20 weeks of gestation. The exposure of interest was receipt of the monovalent H1N1 vaccine (H1N1pdm09), the inactivated trivalent vaccine (A/California/7/2009 H1N1 pdm09-like, A/Perth/16/2009 H3N2-like, and B/Brisbane/60/2008-like), or both in the 28 days immediately preceding the spontaneous abortion. The investigators also considered 2 other windows of exposure: 29 to 56 days and greater than 56 days. In addition, they controlled for the following potential confounding variables: maternal age, smoking history, presence of type 1 or 2 diabetes, prepregnancy BMI, and previous health care utilization. 

Cases were significantly older than controls. They also were more likely to be African-American, to have had a history of greater than or equal to 2 spontaneous abortions, and to have smoked during pregnancy. The median gestational age at the time of spontaneous abortion was 7 weeks. Overall, the adjusted odds ratio (aOR) of spontaneous abortion within the 1- to 28-day window was 2.0 (95% confidence interval [CI], 1.1-3.6). There was not even a weak association in the other 2 windows of exposure. However, in women who received the pH1N1 vaccine in the previous flu season, the aOR was 7.7 (95% CI, 2.2-27.3). When women who had experienced 2 or more spontaneous abortions were excluded, the aOR remained significantly elevated at 6.5 (95% CI, 1.7-24.3). The aOR was 1.3 (95% CI, 0.7-2.7) in women who were not vaccinated with the pH1N1 vaccine in the previous flu season.

Donahue and colleagues6 offered several possible explanations for their observations. They noted that the pH1N1 vaccine seemed to cause at least mild increases in pro-inflammatory cytokines, particularly in pregnant compared with nonpregnant women. In addition, infection with the pH1N1 virus or vaccination with the pH1N1 vaccine induces an increase in T helper type-1 cells, which exert a pro-inflammatory effect. Excessive inflammation, in turn, may cause spontaneous abortion.

 

Related article:
5 ways to reduce infection risk during pregnancy

Study limitations

This study has several important limitations. First, the vaccine used in the investigation is not identical to the one used most commonly today. Second, although the number of women with spontaneous abortions is relatively large, the number who received the pH1N1-containing vaccine in consecutive years was relatively small. Third, this case-control study was able to estimate an odds ratio for the adverse outcome, but it could not prove causation, nor could it provide a precise estimate of absolute risk for a spontaneous miscarriage following the influenza vaccine. Finally, the authors, understandably,were unable to control for all the myriad factors that may increase the risk for spontaneous abortion.

WHAT THIS EVIDENCE MEANS FOR PRACTICE
With these limitations in mind, I certainly concur with the recommendations of the CDC and ACOG7 to continue our practice of routinely offering the influenza vaccine to virtually all pregnant women at the beginning of the flu season. For the vast majority of patients, the benefit of vaccination for both mother and baby outweighs the risk of an adverse effect. Traditionally, allergy to any of the vaccine components, principally egg protein and/or mercury, was considered a contraindication to vaccination. However, one trivalent vaccine preparation (Flublok, Protein Sciences Corporation) is now available that does not contain egg protein, and 3 trivalent preparations and at least 6 quadrivalent preparations are available that do not contain thimerosal (mercury). Therefore, allergy should rarely be a contraindication to vaccination.

In order to exercise an abundance of caution, I will not offer this vaccination in the first trimester to women who appear to be at increased risk for early pregnancy loss (women with spontaneous bleeding or a prior history of early loss). In these individuals, I will defer vaccination until the second trimester. I will also eagerly await the results of another CDC-sponsored investigation designed to evaluate the risks of spontaneous abortion in women who were vaccinated consecutively in the 2012–2013, 2013–2014, and 2014–2015 influenza seasons.6
-- Patrick Duff, MD

Share your thoughts! Send your Letter to the Editor to [email protected]. Please include your name and the city and state in which you practice.

References
  1. Louie JK, Acosta M, Jamieson DJ, Honein MA; California Pandemic (H1N1) Working Group. Severe 2009 H1N1 influenza in pregnant and postpartum women in California. N Engl J Med. 2010;362(1):27–35.
  2. Polyzos KA, Konstantelias AA, Pitsa CE, Falagas ME. Maternal influenza vaccination and risk for congenital malformations: a systematic review and meta-analysis. Obstet Gynecol. 2015;126(5):1075–1084.
  3. Kharbanda EO, Vazquez-Benitez G, Lipkind H, Naleway A, Lee G, Nordin JD; Vaccine Safety Datalink Team. Inactivated influenza vaccine during pregnancy and risks for adverse obstetric events. Obstet Gynecol. 2013;122(3):659–667.
  4. Sheffield JS, Greer LG, Rogers VL, et al. Effect of influenza vaccination in the first trimester of pregnancy. Obstet Gynecol. 2012;120(3):532–537.
  5. American College of Obstetricians and Gynecologists Committee on Obstetric Practice. ACOG Committee Opinion No. 468: influenza vaccination during pregnancy. Obstet Gynecol. 2010;116(4):1006–1007.
  6. Donahue JG, Kieke BA, King JP, et al. Association of spontaneous abortion with receipt of inactivated influenza vaccine containing H1N1pdm09 in 2010-11 and 2011-12. Vaccine. 2017;35(40):5314–5322.
  7. Flu vaccination and possible safety signal. CDC website. https://www.cdc.gov/flu/professionals/vaccination/vaccination-possible-safety-signal.html. Updated September 13, 2017. Accessed October 2, 2017.
References
  1. Louie JK, Acosta M, Jamieson DJ, Honein MA; California Pandemic (H1N1) Working Group. Severe 2009 H1N1 influenza in pregnant and postpartum women in California. N Engl J Med. 2010;362(1):27–35.
  2. Polyzos KA, Konstantelias AA, Pitsa CE, Falagas ME. Maternal influenza vaccination and risk for congenital malformations: a systematic review and meta-analysis. Obstet Gynecol. 2015;126(5):1075–1084.
  3. Kharbanda EO, Vazquez-Benitez G, Lipkind H, Naleway A, Lee G, Nordin JD; Vaccine Safety Datalink Team. Inactivated influenza vaccine during pregnancy and risks for adverse obstetric events. Obstet Gynecol. 2013;122(3):659–667.
  4. Sheffield JS, Greer LG, Rogers VL, et al. Effect of influenza vaccination in the first trimester of pregnancy. Obstet Gynecol. 2012;120(3):532–537.
  5. American College of Obstetricians and Gynecologists Committee on Obstetric Practice. ACOG Committee Opinion No. 468: influenza vaccination during pregnancy. Obstet Gynecol. 2010;116(4):1006–1007.
  6. Donahue JG, Kieke BA, King JP, et al. Association of spontaneous abortion with receipt of inactivated influenza vaccine containing H1N1pdm09 in 2010-11 and 2011-12. Vaccine. 2017;35(40):5314–5322.
  7. Flu vaccination and possible safety signal. CDC website. https://www.cdc.gov/flu/professionals/vaccination/vaccination-possible-safety-signal.html. Updated September 13, 2017. Accessed October 2, 2017.
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Mental health services can be successfully integrated in primary care

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Mental health services can be successfully integrated into a primary care practice, potentially improving patient satisfaction, compliance with treatment, and follow-up compared with traditional external referrals. When done right, a pediatric practice also can make a profit.

“It’s convenient, it’s your office, and your patients know how to get there. It could increase compliance, and there is better follow-up for sure,” Jay Rabinowitz, MD, MPH, said. “It also reduces the stigma associated with mental health care.”

KatarzynaBialasiewicz/Thinkstock
“It’s easier, more efficient, and causes less stress from referrals,” he said at the annual meeting of the American Academy of Pediatrics. “You also gain knowledge and gain confidence from colleagues.”

The kinds of mental health disorders you want to manage in your practice, how you plan to schedule the longer appointments, and what kind of providers you foresee hiring are among the initial considerations. You also need to figure out how to pay a psychologist, social worker, or certified counselor.

Define the diagnoses you wish to see ahead of time, said Dr. Rabinowitz, who is in private practice at Parker Pediatrics near Denver and a clinical professor of pediatrics at the University of Colorado at Denver, Aurora. In his office, he and his colleagues typically refer internally for evaluation or management of ADHD, depression, anxiety, behavioral problems, adjustment disorders, drug counseling, and behavioral addictions. In contrast, they tend to refer out education testing because “it takes a lot of time, and you cannot bill insurance for it anyway”; patients with autism because there are specialty centers nearby; and difficult divorce cases because they consume a lot of time and resources. In general, any behavioral health issues that appear likely to require 20 or more visits to address also are referred to specialists outside the practice.

When first integrating behavioral health services, scheduling the typical 50-minute visits can be a challenge for staff accustomed to the 20-minute clinical time slots. Schedulers also need to confirm that all patients at the practice have a physical examination first and complete the different consent and privacy forms. In addition, mental health counseling sessions get canceled a lot, he said, so his practice maintains a “move up” list and a late cancellation/no-show policy. “These are expensive 50-minute visits.”

The practice has a dedicated waiting room for mental health appointments. Also, “initially we used exam rooms; that was fine for a while. But eventually we remodeled and have some nice consult rooms that are carpeted with comfortable chairs,” Dr. Rabinowitz said. “I like using the rooms sometimes when [patients] are not there for consults.”

Choosing and paying your colleagues

Decide what kind of work arrangement makes the most sense for your practice, Dr. Rabinowitz said. Options include hiring providers as employees of the practice, as independent contractors, or based on a space-sharing agreement where they rent space in the office.

Some primary care practices contract with psychiatrists, psychiatric nurse practitioners, social workers, and/or licensed counselors. Parker Pediatrics employs two PhD child psychologists. In response to an attendee question about how the practice pays the psychologists, Dr. Rabinowitz said, “Initially it was hourly. But we now have a formula that if you bill this amount, you make this, so it’s performance-based.” He added, “They do pretty well. I think we pay them better than they could make on their own.”

“Our [pediatricians] love this. It is so much easier than the old system where they had to refer out and try to follow up. There is better communication and, of course, better follow-up for the children, too.” Dr. Rabinowitz added, “You meet the needs of families and patients – that’s obviously very important. Plus it attracts new patients. There could be some income involved, too – that always is an advantage.”

In response to another attendee question about profitability, Dr. Rabinowitz said, “We make a decent profit on them, although the goal isn’t to make a gigantic profit.”

Better reimbursement needed

A concierge-type mental health service, where patients pay out of pocket, is not an economic option for Medicaid and many other patients, Dr. Rabinowitz said. In addition, “mental health networks are great, but there is poor reimbursement for those.” He recommended pediatricians search for grants – his practice initially had a grant to see Medicaid patients – and to check state and local regulations about reimbursement for mental health services. In most cases, a practice cannot bill on the same day for a medical and mental health visit, with the exception of a flu shot, he said.

“Then there is financial integration, which is what we do. We can bill incident to our psychologists as long as we’ve done an initial physical exam, which we do.” The pediatric practice does all the billing, collection, and other financial services for the psychologists they employ; this allows the psychologists to bill under the physician’s name and receive a higher rate of reimbursement.

Negotiate contracts with insurance companies to include integrated mental health services and remember to get malpractice insurance that includes the additional providers, he added.

 

 

Unanswered question

“Hopefully there are better outcomes [with integrated mental health services]. We think there are, but some of that has not been proven,” Dr. Rabinowitz said, and it’s a potential target for future research. “Our mental health costs for emergency visits are way down compared to everyone else – we think this is the reason why, but we can’t prove that,” he added.

Dr. Rabinowitz reported having no financial disclosures.

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Mental health services can be successfully integrated into a primary care practice, potentially improving patient satisfaction, compliance with treatment, and follow-up compared with traditional external referrals. When done right, a pediatric practice also can make a profit.

“It’s convenient, it’s your office, and your patients know how to get there. It could increase compliance, and there is better follow-up for sure,” Jay Rabinowitz, MD, MPH, said. “It also reduces the stigma associated with mental health care.”

KatarzynaBialasiewicz/Thinkstock
“It’s easier, more efficient, and causes less stress from referrals,” he said at the annual meeting of the American Academy of Pediatrics. “You also gain knowledge and gain confidence from colleagues.”

The kinds of mental health disorders you want to manage in your practice, how you plan to schedule the longer appointments, and what kind of providers you foresee hiring are among the initial considerations. You also need to figure out how to pay a psychologist, social worker, or certified counselor.

Define the diagnoses you wish to see ahead of time, said Dr. Rabinowitz, who is in private practice at Parker Pediatrics near Denver and a clinical professor of pediatrics at the University of Colorado at Denver, Aurora. In his office, he and his colleagues typically refer internally for evaluation or management of ADHD, depression, anxiety, behavioral problems, adjustment disorders, drug counseling, and behavioral addictions. In contrast, they tend to refer out education testing because “it takes a lot of time, and you cannot bill insurance for it anyway”; patients with autism because there are specialty centers nearby; and difficult divorce cases because they consume a lot of time and resources. In general, any behavioral health issues that appear likely to require 20 or more visits to address also are referred to specialists outside the practice.

When first integrating behavioral health services, scheduling the typical 50-minute visits can be a challenge for staff accustomed to the 20-minute clinical time slots. Schedulers also need to confirm that all patients at the practice have a physical examination first and complete the different consent and privacy forms. In addition, mental health counseling sessions get canceled a lot, he said, so his practice maintains a “move up” list and a late cancellation/no-show policy. “These are expensive 50-minute visits.”

The practice has a dedicated waiting room for mental health appointments. Also, “initially we used exam rooms; that was fine for a while. But eventually we remodeled and have some nice consult rooms that are carpeted with comfortable chairs,” Dr. Rabinowitz said. “I like using the rooms sometimes when [patients] are not there for consults.”

Choosing and paying your colleagues

Decide what kind of work arrangement makes the most sense for your practice, Dr. Rabinowitz said. Options include hiring providers as employees of the practice, as independent contractors, or based on a space-sharing agreement where they rent space in the office.

Some primary care practices contract with psychiatrists, psychiatric nurse practitioners, social workers, and/or licensed counselors. Parker Pediatrics employs two PhD child psychologists. In response to an attendee question about how the practice pays the psychologists, Dr. Rabinowitz said, “Initially it was hourly. But we now have a formula that if you bill this amount, you make this, so it’s performance-based.” He added, “They do pretty well. I think we pay them better than they could make on their own.”

“Our [pediatricians] love this. It is so much easier than the old system where they had to refer out and try to follow up. There is better communication and, of course, better follow-up for the children, too.” Dr. Rabinowitz added, “You meet the needs of families and patients – that’s obviously very important. Plus it attracts new patients. There could be some income involved, too – that always is an advantage.”

In response to another attendee question about profitability, Dr. Rabinowitz said, “We make a decent profit on them, although the goal isn’t to make a gigantic profit.”

Better reimbursement needed

A concierge-type mental health service, where patients pay out of pocket, is not an economic option for Medicaid and many other patients, Dr. Rabinowitz said. In addition, “mental health networks are great, but there is poor reimbursement for those.” He recommended pediatricians search for grants – his practice initially had a grant to see Medicaid patients – and to check state and local regulations about reimbursement for mental health services. In most cases, a practice cannot bill on the same day for a medical and mental health visit, with the exception of a flu shot, he said.

“Then there is financial integration, which is what we do. We can bill incident to our psychologists as long as we’ve done an initial physical exam, which we do.” The pediatric practice does all the billing, collection, and other financial services for the psychologists they employ; this allows the psychologists to bill under the physician’s name and receive a higher rate of reimbursement.

Negotiate contracts with insurance companies to include integrated mental health services and remember to get malpractice insurance that includes the additional providers, he added.

 

 

Unanswered question

“Hopefully there are better outcomes [with integrated mental health services]. We think there are, but some of that has not been proven,” Dr. Rabinowitz said, and it’s a potential target for future research. “Our mental health costs for emergency visits are way down compared to everyone else – we think this is the reason why, but we can’t prove that,” he added.

Dr. Rabinowitz reported having no financial disclosures.

Mental health services can be successfully integrated into a primary care practice, potentially improving patient satisfaction, compliance with treatment, and follow-up compared with traditional external referrals. When done right, a pediatric practice also can make a profit.

“It’s convenient, it’s your office, and your patients know how to get there. It could increase compliance, and there is better follow-up for sure,” Jay Rabinowitz, MD, MPH, said. “It also reduces the stigma associated with mental health care.”

KatarzynaBialasiewicz/Thinkstock
“It’s easier, more efficient, and causes less stress from referrals,” he said at the annual meeting of the American Academy of Pediatrics. “You also gain knowledge and gain confidence from colleagues.”

The kinds of mental health disorders you want to manage in your practice, how you plan to schedule the longer appointments, and what kind of providers you foresee hiring are among the initial considerations. You also need to figure out how to pay a psychologist, social worker, or certified counselor.

Define the diagnoses you wish to see ahead of time, said Dr. Rabinowitz, who is in private practice at Parker Pediatrics near Denver and a clinical professor of pediatrics at the University of Colorado at Denver, Aurora. In his office, he and his colleagues typically refer internally for evaluation or management of ADHD, depression, anxiety, behavioral problems, adjustment disorders, drug counseling, and behavioral addictions. In contrast, they tend to refer out education testing because “it takes a lot of time, and you cannot bill insurance for it anyway”; patients with autism because there are specialty centers nearby; and difficult divorce cases because they consume a lot of time and resources. In general, any behavioral health issues that appear likely to require 20 or more visits to address also are referred to specialists outside the practice.

When first integrating behavioral health services, scheduling the typical 50-minute visits can be a challenge for staff accustomed to the 20-minute clinical time slots. Schedulers also need to confirm that all patients at the practice have a physical examination first and complete the different consent and privacy forms. In addition, mental health counseling sessions get canceled a lot, he said, so his practice maintains a “move up” list and a late cancellation/no-show policy. “These are expensive 50-minute visits.”

The practice has a dedicated waiting room for mental health appointments. Also, “initially we used exam rooms; that was fine for a while. But eventually we remodeled and have some nice consult rooms that are carpeted with comfortable chairs,” Dr. Rabinowitz said. “I like using the rooms sometimes when [patients] are not there for consults.”

Choosing and paying your colleagues

Decide what kind of work arrangement makes the most sense for your practice, Dr. Rabinowitz said. Options include hiring providers as employees of the practice, as independent contractors, or based on a space-sharing agreement where they rent space in the office.

Some primary care practices contract with psychiatrists, psychiatric nurse practitioners, social workers, and/or licensed counselors. Parker Pediatrics employs two PhD child psychologists. In response to an attendee question about how the practice pays the psychologists, Dr. Rabinowitz said, “Initially it was hourly. But we now have a formula that if you bill this amount, you make this, so it’s performance-based.” He added, “They do pretty well. I think we pay them better than they could make on their own.”

“Our [pediatricians] love this. It is so much easier than the old system where they had to refer out and try to follow up. There is better communication and, of course, better follow-up for the children, too.” Dr. Rabinowitz added, “You meet the needs of families and patients – that’s obviously very important. Plus it attracts new patients. There could be some income involved, too – that always is an advantage.”

In response to another attendee question about profitability, Dr. Rabinowitz said, “We make a decent profit on them, although the goal isn’t to make a gigantic profit.”

Better reimbursement needed

A concierge-type mental health service, where patients pay out of pocket, is not an economic option for Medicaid and many other patients, Dr. Rabinowitz said. In addition, “mental health networks are great, but there is poor reimbursement for those.” He recommended pediatricians search for grants – his practice initially had a grant to see Medicaid patients – and to check state and local regulations about reimbursement for mental health services. In most cases, a practice cannot bill on the same day for a medical and mental health visit, with the exception of a flu shot, he said.

“Then there is financial integration, which is what we do. We can bill incident to our psychologists as long as we’ve done an initial physical exam, which we do.” The pediatric practice does all the billing, collection, and other financial services for the psychologists they employ; this allows the psychologists to bill under the physician’s name and receive a higher rate of reimbursement.

Negotiate contracts with insurance companies to include integrated mental health services and remember to get malpractice insurance that includes the additional providers, he added.

 

 

Unanswered question

“Hopefully there are better outcomes [with integrated mental health services]. We think there are, but some of that has not been proven,” Dr. Rabinowitz said, and it’s a potential target for future research. “Our mental health costs for emergency visits are way down compared to everyone else – we think this is the reason why, but we can’t prove that,” he added.

Dr. Rabinowitz reported having no financial disclosures.

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Gene therapy for cerebral adrenoleukodystrophy shows promise

Gene therapy potential for cerebral adrenoleukodystrophy
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Mon, 01/07/2019 - 13:01

Gene therapy using autologous hematopoietic stem cells appears safe and effective as a treatment for early-stage cerebral adrenoleukodystrophy, according to an interim analysis of results from the STARBEAM study.

X-linked adrenoleukodystrophy is characterized by a defect in the ABCD1 gene, leading to progressive demyelination that most commonly presents as learning and behavioral changes in boys aged 3-15 years. The only effective treatment to date has been allogeneic hematopoietic stem cell transplants, but these come with considerable risks, including graft-versus-host disease and graft failure.

copyright Kativ/iStockphoto
In a paper published Oct. 4 in the New England Journal of Medicine, researchers presented the interim results of STARBEAM, an open-label phase 2-3 safety and efficacy study of therapy using autologous CD34-positive hematopoietic stem cells in which a functional ABCD1 gene had been inserted by an engineered lentiviral vector (Lenti-D).

The study enrolled 17 boys, all with early-stage cerebral adrenoleukodystrophy and gadolinium enhancement on MRI, and treated them with a single infusion of the autologous cells, then followed them for a median of 29.4 months (N Engl J Med. 2017 Oct 4. doi: 10.1056/NEJMoa1700554).

The interim analysis found 14 of the 17 patients (88%) were alive, without any major functional disability and with minimal clinical symptoms. There was no incidence of graft-versus-host disease and no treatment-related deaths.

Lesion progression stabilized in 12 of the 17 patients, and gadolinium enhancement resolved by month 6 in the 16 patients who could be evaluated. It did enhance again in six patients by month 12 but then resolved again later.

One patient in the study experienced a seizure, which led to an increase in the neurologic function score. The remaining two patients had disease progression. One was withdrawn from the study and later died from complications associated with an allogeneic transplant, while the other showed rapid deterioration following treatment and later died from a viral infection complicated by rhabdomyolysis and acute kidney and liver failure.

The latter patient “had a rapid increase in both the Loes score and the score on the neurologic function scale as early as 2 weeks after treatment, findings that suggested that he may have had marked disease progression before treatment,” wrote Florian Eichler, MD, of Massachusetts General Hospital and Harvard Medical School, Boston, and his coauthors. “Similar to allogeneic transplantation, hematopoietic stem-cell gene therapy is not expected to have an effect on the phenotypes of adrenomyeloneuropathy or adrenal insufficiency.”

The study found no evidence of integration of the altered ABCD1 gene near sites previously associated with serious adverse events with gene therapy, such as MDS1, EVI1, and LMO2.

The lentiviral vector used in the study also appeared to avoid mutagenesis associated with viral integration, which has been seen in patients treated with gamma-retroviral vector gene therapy, although the authors noted that longer follow-up and larger sample sizes were needed to confirm this.

Neither hematopoietic stem cell transplantation nor gene therapy appeared to prevent the progression of white matter lesions in the first 12-18 months after treatment, the authors wrote.

“Microglial cell death appears to play an important role in the pathophysiology of cerebral adrenoleukodystrophy, and therefore early disease progression may occur during the time before the replacement of microglial cells,” they wrote. “Our data, and the results of studies of allogeneic transplantation, show that some disease progression on MRI during the first year after transplantation is common, and therefore reinforce the urgency in identifying cerebral disease early and treating it swiftly.”

Bluebird Bio, the National Institutes of Health, the Patient-Centered Outcomes Research Institute, the Great Ormond Street Hospital, and the University College London Great Ormond Street Institute of Child Health Biomedical Research Centre supported the study. Nine authors declared financial ties to Bluebird Bio, and four authors were employees of Bluebird Bio. One author declared personal fees from a pharmaceutical company involved with lentiviral vectors and a patent related to enhanced lentiviral vector expression, and another two authors declared fees and funding from other pharmaceutical companies unrelated to the study.

Body

 

These results suggest that transplantation with autologous hematopoietic stem cells transfected with Lenti-D is at least as effective as conventional allogeneic transplantation for the treatment of cerebral adrenoleukodystrophy, and it is possibly safer. Lenti-D therapy certainly has potential but some concerns remain. Careful surveillance to assess long-term outcomes is therefore essential.

For many years, gene therapy has shown great promise, but clinical applications have always seemed just beyond the horizon. Today, Lenti-D therapy appears to be poised as a real treatment option for cerebral adrenoleukodystrophy, and it might even become the first gene therapy approved by the Food and Drug Administration.
 

Marc Engelen, MD, PhD, is at the Academic Medical Center – Emma Children’s Hospital, Amsterdam. His comments are taken from an editorial (N Engl J Med. 2017 Oct 4. doi: 10.1056/NEJMe1709253). Dr. Engelen declared grant support from Minoryx Therapeutics and personal fees from Vertex Pharmaceuticals, outside the submitted work.

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These results suggest that transplantation with autologous hematopoietic stem cells transfected with Lenti-D is at least as effective as conventional allogeneic transplantation for the treatment of cerebral adrenoleukodystrophy, and it is possibly safer. Lenti-D therapy certainly has potential but some concerns remain. Careful surveillance to assess long-term outcomes is therefore essential.

For many years, gene therapy has shown great promise, but clinical applications have always seemed just beyond the horizon. Today, Lenti-D therapy appears to be poised as a real treatment option for cerebral adrenoleukodystrophy, and it might even become the first gene therapy approved by the Food and Drug Administration.
 

Marc Engelen, MD, PhD, is at the Academic Medical Center – Emma Children’s Hospital, Amsterdam. His comments are taken from an editorial (N Engl J Med. 2017 Oct 4. doi: 10.1056/NEJMe1709253). Dr. Engelen declared grant support from Minoryx Therapeutics and personal fees from Vertex Pharmaceuticals, outside the submitted work.

Body

 

These results suggest that transplantation with autologous hematopoietic stem cells transfected with Lenti-D is at least as effective as conventional allogeneic transplantation for the treatment of cerebral adrenoleukodystrophy, and it is possibly safer. Lenti-D therapy certainly has potential but some concerns remain. Careful surveillance to assess long-term outcomes is therefore essential.

For many years, gene therapy has shown great promise, but clinical applications have always seemed just beyond the horizon. Today, Lenti-D therapy appears to be poised as a real treatment option for cerebral adrenoleukodystrophy, and it might even become the first gene therapy approved by the Food and Drug Administration.
 

Marc Engelen, MD, PhD, is at the Academic Medical Center – Emma Children’s Hospital, Amsterdam. His comments are taken from an editorial (N Engl J Med. 2017 Oct 4. doi: 10.1056/NEJMe1709253). Dr. Engelen declared grant support from Minoryx Therapeutics and personal fees from Vertex Pharmaceuticals, outside the submitted work.

Title
Gene therapy potential for cerebral adrenoleukodystrophy
Gene therapy potential for cerebral adrenoleukodystrophy

Gene therapy using autologous hematopoietic stem cells appears safe and effective as a treatment for early-stage cerebral adrenoleukodystrophy, according to an interim analysis of results from the STARBEAM study.

X-linked adrenoleukodystrophy is characterized by a defect in the ABCD1 gene, leading to progressive demyelination that most commonly presents as learning and behavioral changes in boys aged 3-15 years. The only effective treatment to date has been allogeneic hematopoietic stem cell transplants, but these come with considerable risks, including graft-versus-host disease and graft failure.

copyright Kativ/iStockphoto
In a paper published Oct. 4 in the New England Journal of Medicine, researchers presented the interim results of STARBEAM, an open-label phase 2-3 safety and efficacy study of therapy using autologous CD34-positive hematopoietic stem cells in which a functional ABCD1 gene had been inserted by an engineered lentiviral vector (Lenti-D).

The study enrolled 17 boys, all with early-stage cerebral adrenoleukodystrophy and gadolinium enhancement on MRI, and treated them with a single infusion of the autologous cells, then followed them for a median of 29.4 months (N Engl J Med. 2017 Oct 4. doi: 10.1056/NEJMoa1700554).

The interim analysis found 14 of the 17 patients (88%) were alive, without any major functional disability and with minimal clinical symptoms. There was no incidence of graft-versus-host disease and no treatment-related deaths.

Lesion progression stabilized in 12 of the 17 patients, and gadolinium enhancement resolved by month 6 in the 16 patients who could be evaluated. It did enhance again in six patients by month 12 but then resolved again later.

One patient in the study experienced a seizure, which led to an increase in the neurologic function score. The remaining two patients had disease progression. One was withdrawn from the study and later died from complications associated with an allogeneic transplant, while the other showed rapid deterioration following treatment and later died from a viral infection complicated by rhabdomyolysis and acute kidney and liver failure.

The latter patient “had a rapid increase in both the Loes score and the score on the neurologic function scale as early as 2 weeks after treatment, findings that suggested that he may have had marked disease progression before treatment,” wrote Florian Eichler, MD, of Massachusetts General Hospital and Harvard Medical School, Boston, and his coauthors. “Similar to allogeneic transplantation, hematopoietic stem-cell gene therapy is not expected to have an effect on the phenotypes of adrenomyeloneuropathy or adrenal insufficiency.”

The study found no evidence of integration of the altered ABCD1 gene near sites previously associated with serious adverse events with gene therapy, such as MDS1, EVI1, and LMO2.

The lentiviral vector used in the study also appeared to avoid mutagenesis associated with viral integration, which has been seen in patients treated with gamma-retroviral vector gene therapy, although the authors noted that longer follow-up and larger sample sizes were needed to confirm this.

Neither hematopoietic stem cell transplantation nor gene therapy appeared to prevent the progression of white matter lesions in the first 12-18 months after treatment, the authors wrote.

“Microglial cell death appears to play an important role in the pathophysiology of cerebral adrenoleukodystrophy, and therefore early disease progression may occur during the time before the replacement of microglial cells,” they wrote. “Our data, and the results of studies of allogeneic transplantation, show that some disease progression on MRI during the first year after transplantation is common, and therefore reinforce the urgency in identifying cerebral disease early and treating it swiftly.”

Bluebird Bio, the National Institutes of Health, the Patient-Centered Outcomes Research Institute, the Great Ormond Street Hospital, and the University College London Great Ormond Street Institute of Child Health Biomedical Research Centre supported the study. Nine authors declared financial ties to Bluebird Bio, and four authors were employees of Bluebird Bio. One author declared personal fees from a pharmaceutical company involved with lentiviral vectors and a patent related to enhanced lentiviral vector expression, and another two authors declared fees and funding from other pharmaceutical companies unrelated to the study.

Gene therapy using autologous hematopoietic stem cells appears safe and effective as a treatment for early-stage cerebral adrenoleukodystrophy, according to an interim analysis of results from the STARBEAM study.

X-linked adrenoleukodystrophy is characterized by a defect in the ABCD1 gene, leading to progressive demyelination that most commonly presents as learning and behavioral changes in boys aged 3-15 years. The only effective treatment to date has been allogeneic hematopoietic stem cell transplants, but these come with considerable risks, including graft-versus-host disease and graft failure.

copyright Kativ/iStockphoto
In a paper published Oct. 4 in the New England Journal of Medicine, researchers presented the interim results of STARBEAM, an open-label phase 2-3 safety and efficacy study of therapy using autologous CD34-positive hematopoietic stem cells in which a functional ABCD1 gene had been inserted by an engineered lentiviral vector (Lenti-D).

The study enrolled 17 boys, all with early-stage cerebral adrenoleukodystrophy and gadolinium enhancement on MRI, and treated them with a single infusion of the autologous cells, then followed them for a median of 29.4 months (N Engl J Med. 2017 Oct 4. doi: 10.1056/NEJMoa1700554).

The interim analysis found 14 of the 17 patients (88%) were alive, without any major functional disability and with minimal clinical symptoms. There was no incidence of graft-versus-host disease and no treatment-related deaths.

Lesion progression stabilized in 12 of the 17 patients, and gadolinium enhancement resolved by month 6 in the 16 patients who could be evaluated. It did enhance again in six patients by month 12 but then resolved again later.

One patient in the study experienced a seizure, which led to an increase in the neurologic function score. The remaining two patients had disease progression. One was withdrawn from the study and later died from complications associated with an allogeneic transplant, while the other showed rapid deterioration following treatment and later died from a viral infection complicated by rhabdomyolysis and acute kidney and liver failure.

The latter patient “had a rapid increase in both the Loes score and the score on the neurologic function scale as early as 2 weeks after treatment, findings that suggested that he may have had marked disease progression before treatment,” wrote Florian Eichler, MD, of Massachusetts General Hospital and Harvard Medical School, Boston, and his coauthors. “Similar to allogeneic transplantation, hematopoietic stem-cell gene therapy is not expected to have an effect on the phenotypes of adrenomyeloneuropathy or adrenal insufficiency.”

The study found no evidence of integration of the altered ABCD1 gene near sites previously associated with serious adverse events with gene therapy, such as MDS1, EVI1, and LMO2.

The lentiviral vector used in the study also appeared to avoid mutagenesis associated with viral integration, which has been seen in patients treated with gamma-retroviral vector gene therapy, although the authors noted that longer follow-up and larger sample sizes were needed to confirm this.

Neither hematopoietic stem cell transplantation nor gene therapy appeared to prevent the progression of white matter lesions in the first 12-18 months after treatment, the authors wrote.

“Microglial cell death appears to play an important role in the pathophysiology of cerebral adrenoleukodystrophy, and therefore early disease progression may occur during the time before the replacement of microglial cells,” they wrote. “Our data, and the results of studies of allogeneic transplantation, show that some disease progression on MRI during the first year after transplantation is common, and therefore reinforce the urgency in identifying cerebral disease early and treating it swiftly.”

Bluebird Bio, the National Institutes of Health, the Patient-Centered Outcomes Research Institute, the Great Ormond Street Hospital, and the University College London Great Ormond Street Institute of Child Health Biomedical Research Centre supported the study. Nine authors declared financial ties to Bluebird Bio, and four authors were employees of Bluebird Bio. One author declared personal fees from a pharmaceutical company involved with lentiviral vectors and a patent related to enhanced lentiviral vector expression, and another two authors declared fees and funding from other pharmaceutical companies unrelated to the study.

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FROM NEW ENGLAND JOURNAL OF MEDICINE

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Key clinical point: Gene therapy using autologous hematopoietic stem cell transfers appears safe and effective for the treatment of cerebral adrenoleukodystrophy.

Major finding: Gene therapy involving transduced autologous hematopoietic stem cell transfers is associated with stabilization of lesion progression and no major functional disability in a majority of patients with cerebral adrenoleukodystrophy.

Data source: Open-label, phase 2-3, STARBEAM trial in 17 patients with early-stage cerebral adrenoleukodystrophy.

Disclosures: Bluebird Bio, the National Institutes of Health, the Patient-Centered Outcomes Research Institute, the Great Ormond Street Hospital, and the University College London Great Ormond Street Institute of Child Health Biomedical Research Centre supported the study. Nine authors declared financial ties to Bluebird Bio, and four authors were employees of Bluebird Bio. One author declared personal fees from a pharmaceutical company involved with lentiviral vectors and a patent related to enhanced lentiviral vector expression, and another two authors declared fees and funding from other pharmaceutical companies unrelated to the study.

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ALL therapies grow, so do the complexities of choosing the order of treatments

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Fri, 01/04/2019 - 10:10

SAN FRANCISCO – A growing number of immunotherapy options for adults with acute lymphocytic leukemia (ALL) – rituximab, inotuzumab ozogamicin, blinatumomab and chimeric antigen receptor (CAR) T-cell therapy – have improved remission rates, but their collective effects on patient outcomes remain to be seen, David Maloney, MD, PhD, said at the National Comprehensive Cancer Network Annual Congress: Hematologic Malignancies.

The main challenge for the field is deciding when and how to use a variety of therapies, he said. “How are we going to put these together? What’s the order?” he asked. “Are we going to be able to decrease the need for allogeneic stem cell transplant? And, obviously, that’s the goal.”

About 30%-50% of adults with ALL exhibit CD20-positive cells, making them potentially treatable with rituximab. Data show a better event-free survival rate and a reduced relapse rate when rituximab is added to standard chemotherapy as compared with standard chemotherapy alone, Dr. Maloney of the clinical research division at the Fred Hutchinson Cancer Research Center, Seattle, noted (N Engl J Med. 2016 Sep 15;375[11]:1044-53). But the improvement was only “modest,” he said.

The anti-CD22 antibody inotuzumab ozogamicin has produced complete remission in 81% of relapsed or refractory ALL patients, compared with those getting standard therapy (N Engl J Med. 2016 Aug 25;375:740-53). Dr. Maloney said it seems well tolerated, but there is concern about an increase in veno-occlusive disease in patients who have undergone or will undergo an allogeneic stem cell transplant.

Blinatumomab produces moderate response rates and minimal residual disease–negative remissions, but delivery of the drug is “cumbersome,” requiring a 4-week continuous infusion, he said. The drug seems to be more effective in those with a lower burden of disease, he noted.

CAR T-cell therapy has produced MRD-negative complete responses in 94% of patients, based on results from a clinical trial at Fred Hutchinson. And using the chemotherapy drug fludarabine in combination with this therapy “dramatically” boosts the peak number of the CAR T cells and how long they persist, Dr. Maloney said. Still, CAR T-cell therapy is a work-intensive treatment requiring cells harvested from the patient, and the procedure often brings on cytokine-release syndrome and neurotoxicity, though both adverse events are typically reversible, he said.

It may be that using fewer CAR T cells can reduce toxicity without compromising treatment response, he said.

Questions remain over whether to transplant patients who are in remission after CAR T-cell therapy. “This is a hot debate,” he said. The decision will likely depend on their prior therapy, whether they’ve had a prior transplant, and the how robust the CAR T-cell expansion has been, he said.

Dr. Maloney reports financial relationships with Celgene, Gilead Sciences, Kite Pharma, and Roche.

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SAN FRANCISCO – A growing number of immunotherapy options for adults with acute lymphocytic leukemia (ALL) – rituximab, inotuzumab ozogamicin, blinatumomab and chimeric antigen receptor (CAR) T-cell therapy – have improved remission rates, but their collective effects on patient outcomes remain to be seen, David Maloney, MD, PhD, said at the National Comprehensive Cancer Network Annual Congress: Hematologic Malignancies.

The main challenge for the field is deciding when and how to use a variety of therapies, he said. “How are we going to put these together? What’s the order?” he asked. “Are we going to be able to decrease the need for allogeneic stem cell transplant? And, obviously, that’s the goal.”

About 30%-50% of adults with ALL exhibit CD20-positive cells, making them potentially treatable with rituximab. Data show a better event-free survival rate and a reduced relapse rate when rituximab is added to standard chemotherapy as compared with standard chemotherapy alone, Dr. Maloney of the clinical research division at the Fred Hutchinson Cancer Research Center, Seattle, noted (N Engl J Med. 2016 Sep 15;375[11]:1044-53). But the improvement was only “modest,” he said.

The anti-CD22 antibody inotuzumab ozogamicin has produced complete remission in 81% of relapsed or refractory ALL patients, compared with those getting standard therapy (N Engl J Med. 2016 Aug 25;375:740-53). Dr. Maloney said it seems well tolerated, but there is concern about an increase in veno-occlusive disease in patients who have undergone or will undergo an allogeneic stem cell transplant.

Blinatumomab produces moderate response rates and minimal residual disease–negative remissions, but delivery of the drug is “cumbersome,” requiring a 4-week continuous infusion, he said. The drug seems to be more effective in those with a lower burden of disease, he noted.

CAR T-cell therapy has produced MRD-negative complete responses in 94% of patients, based on results from a clinical trial at Fred Hutchinson. And using the chemotherapy drug fludarabine in combination with this therapy “dramatically” boosts the peak number of the CAR T cells and how long they persist, Dr. Maloney said. Still, CAR T-cell therapy is a work-intensive treatment requiring cells harvested from the patient, and the procedure often brings on cytokine-release syndrome and neurotoxicity, though both adverse events are typically reversible, he said.

It may be that using fewer CAR T cells can reduce toxicity without compromising treatment response, he said.

Questions remain over whether to transplant patients who are in remission after CAR T-cell therapy. “This is a hot debate,” he said. The decision will likely depend on their prior therapy, whether they’ve had a prior transplant, and the how robust the CAR T-cell expansion has been, he said.

Dr. Maloney reports financial relationships with Celgene, Gilead Sciences, Kite Pharma, and Roche.

SAN FRANCISCO – A growing number of immunotherapy options for adults with acute lymphocytic leukemia (ALL) – rituximab, inotuzumab ozogamicin, blinatumomab and chimeric antigen receptor (CAR) T-cell therapy – have improved remission rates, but their collective effects on patient outcomes remain to be seen, David Maloney, MD, PhD, said at the National Comprehensive Cancer Network Annual Congress: Hematologic Malignancies.

The main challenge for the field is deciding when and how to use a variety of therapies, he said. “How are we going to put these together? What’s the order?” he asked. “Are we going to be able to decrease the need for allogeneic stem cell transplant? And, obviously, that’s the goal.”

About 30%-50% of adults with ALL exhibit CD20-positive cells, making them potentially treatable with rituximab. Data show a better event-free survival rate and a reduced relapse rate when rituximab is added to standard chemotherapy as compared with standard chemotherapy alone, Dr. Maloney of the clinical research division at the Fred Hutchinson Cancer Research Center, Seattle, noted (N Engl J Med. 2016 Sep 15;375[11]:1044-53). But the improvement was only “modest,” he said.

The anti-CD22 antibody inotuzumab ozogamicin has produced complete remission in 81% of relapsed or refractory ALL patients, compared with those getting standard therapy (N Engl J Med. 2016 Aug 25;375:740-53). Dr. Maloney said it seems well tolerated, but there is concern about an increase in veno-occlusive disease in patients who have undergone or will undergo an allogeneic stem cell transplant.

Blinatumomab produces moderate response rates and minimal residual disease–negative remissions, but delivery of the drug is “cumbersome,” requiring a 4-week continuous infusion, he said. The drug seems to be more effective in those with a lower burden of disease, he noted.

CAR T-cell therapy has produced MRD-negative complete responses in 94% of patients, based on results from a clinical trial at Fred Hutchinson. And using the chemotherapy drug fludarabine in combination with this therapy “dramatically” boosts the peak number of the CAR T cells and how long they persist, Dr. Maloney said. Still, CAR T-cell therapy is a work-intensive treatment requiring cells harvested from the patient, and the procedure often brings on cytokine-release syndrome and neurotoxicity, though both adverse events are typically reversible, he said.

It may be that using fewer CAR T cells can reduce toxicity without compromising treatment response, he said.

Questions remain over whether to transplant patients who are in remission after CAR T-cell therapy. “This is a hot debate,” he said. The decision will likely depend on their prior therapy, whether they’ve had a prior transplant, and the how robust the CAR T-cell expansion has been, he said.

Dr. Maloney reports financial relationships with Celgene, Gilead Sciences, Kite Pharma, and Roche.

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Obesity increases risk of complications with hernia repair

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Both obese and underweight patients undergoing ventral hernia repair have a significantly greater risk of complications, particularly if they have strangulated/reducible hernias, according to data published online in Surgery.

In a retrospective analysis, researchers examined data from 102,191 patients – 58.5% of whom were obese – who underwent ventral hernia repair, and found a J-shaped curve in the association between complication rates and body mass index.

Underweight patients with a BMI less than 18.5kg/m2 had a 10% risk of complications, while those of normal BMI (18.5-24.99) had the lowest complication risk: 7.7%. Complication rates then increased steadily with increasing BMI; 8.2% for overweight patients, 9.7% for the obese, 12.2% for the severely obese, 16.1% for the morbidly obese, and 19.9% for the super obese (Surgery 2017, Sep 27. http://dx.doi.org/10.1016/j.surg.2017.07.025).

“When separated into operative, medical, and respiratory complications, a significant association between the greater BMI classes and increased number of complications were maintained for all categories,” wrote Lily Owei and colleagues at the Hospital of the University of Pennsylvania. However, mortality rates were lowest in overweight and morbidly obese patients (0.3%), and highest in underweight patients (1.1%), while the mortality rate in super-obese patients was 1%.

Analysis by individual medical complications showed that postoperative pneumonia, pulmonary embolism, acute renal failure, and urinary tract infection were all statistically significantly more common with increasing BMI. The risk of myocardial infarction did not differ significantly with BMI.

The researchers also examined the effects of different hernia types. The 70.3% of patients who had reducible hernias had lower complication rates overall, as well as lower rates of complications in each category of operative, medical, and respiratory, compared with the 29.7% of patients with strangulated/incarcerated hernias.

Nearly one-quarter of the patients in the study were undergoing recurrent ventral hernia repair, and these patients were more likely to have a higher BMI.

After taking into account variables such as age, smoking comorbidities, type of hernia, and type of repair, the authors concluded that the odds of having any complication increased significantly above a BMI of 30 kg/m2, using normal weight BMI as a reference. The odds were 22% higher in those with BMIs in the 30-34.99 range, 54% higher for those in the 35-39.99 range, twofold higher for those with a BMI between 40 and 50, and 2.6-fold higher above 50 kg/m2.

“Surgeons are presented with increasing numbers of obese patients, and the best way to manage ventral hernias in this population remains unclear,” the authors wrote, although they raised the possibility that laparoscopic procedures reduce the risk of some complications.

“Although the majority of VHRs performed utilize an open technique, studies have found decreased duration of stay, morbidity, and, in selected studies, even decreased recurrence using the laparoscopic approach.”

No conflicts of interest were declared.

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Both obese and underweight patients undergoing ventral hernia repair have a significantly greater risk of complications, particularly if they have strangulated/reducible hernias, according to data published online in Surgery.

In a retrospective analysis, researchers examined data from 102,191 patients – 58.5% of whom were obese – who underwent ventral hernia repair, and found a J-shaped curve in the association between complication rates and body mass index.

Underweight patients with a BMI less than 18.5kg/m2 had a 10% risk of complications, while those of normal BMI (18.5-24.99) had the lowest complication risk: 7.7%. Complication rates then increased steadily with increasing BMI; 8.2% for overweight patients, 9.7% for the obese, 12.2% for the severely obese, 16.1% for the morbidly obese, and 19.9% for the super obese (Surgery 2017, Sep 27. http://dx.doi.org/10.1016/j.surg.2017.07.025).

“When separated into operative, medical, and respiratory complications, a significant association between the greater BMI classes and increased number of complications were maintained for all categories,” wrote Lily Owei and colleagues at the Hospital of the University of Pennsylvania. However, mortality rates were lowest in overweight and morbidly obese patients (0.3%), and highest in underweight patients (1.1%), while the mortality rate in super-obese patients was 1%.

Analysis by individual medical complications showed that postoperative pneumonia, pulmonary embolism, acute renal failure, and urinary tract infection were all statistically significantly more common with increasing BMI. The risk of myocardial infarction did not differ significantly with BMI.

The researchers also examined the effects of different hernia types. The 70.3% of patients who had reducible hernias had lower complication rates overall, as well as lower rates of complications in each category of operative, medical, and respiratory, compared with the 29.7% of patients with strangulated/incarcerated hernias.

Nearly one-quarter of the patients in the study were undergoing recurrent ventral hernia repair, and these patients were more likely to have a higher BMI.

After taking into account variables such as age, smoking comorbidities, type of hernia, and type of repair, the authors concluded that the odds of having any complication increased significantly above a BMI of 30 kg/m2, using normal weight BMI as a reference. The odds were 22% higher in those with BMIs in the 30-34.99 range, 54% higher for those in the 35-39.99 range, twofold higher for those with a BMI between 40 and 50, and 2.6-fold higher above 50 kg/m2.

“Surgeons are presented with increasing numbers of obese patients, and the best way to manage ventral hernias in this population remains unclear,” the authors wrote, although they raised the possibility that laparoscopic procedures reduce the risk of some complications.

“Although the majority of VHRs performed utilize an open technique, studies have found decreased duration of stay, morbidity, and, in selected studies, even decreased recurrence using the laparoscopic approach.”

No conflicts of interest were declared.

 

Both obese and underweight patients undergoing ventral hernia repair have a significantly greater risk of complications, particularly if they have strangulated/reducible hernias, according to data published online in Surgery.

In a retrospective analysis, researchers examined data from 102,191 patients – 58.5% of whom were obese – who underwent ventral hernia repair, and found a J-shaped curve in the association between complication rates and body mass index.

Underweight patients with a BMI less than 18.5kg/m2 had a 10% risk of complications, while those of normal BMI (18.5-24.99) had the lowest complication risk: 7.7%. Complication rates then increased steadily with increasing BMI; 8.2% for overweight patients, 9.7% for the obese, 12.2% for the severely obese, 16.1% for the morbidly obese, and 19.9% for the super obese (Surgery 2017, Sep 27. http://dx.doi.org/10.1016/j.surg.2017.07.025).

“When separated into operative, medical, and respiratory complications, a significant association between the greater BMI classes and increased number of complications were maintained for all categories,” wrote Lily Owei and colleagues at the Hospital of the University of Pennsylvania. However, mortality rates were lowest in overweight and morbidly obese patients (0.3%), and highest in underweight patients (1.1%), while the mortality rate in super-obese patients was 1%.

Analysis by individual medical complications showed that postoperative pneumonia, pulmonary embolism, acute renal failure, and urinary tract infection were all statistically significantly more common with increasing BMI. The risk of myocardial infarction did not differ significantly with BMI.

The researchers also examined the effects of different hernia types. The 70.3% of patients who had reducible hernias had lower complication rates overall, as well as lower rates of complications in each category of operative, medical, and respiratory, compared with the 29.7% of patients with strangulated/incarcerated hernias.

Nearly one-quarter of the patients in the study were undergoing recurrent ventral hernia repair, and these patients were more likely to have a higher BMI.

After taking into account variables such as age, smoking comorbidities, type of hernia, and type of repair, the authors concluded that the odds of having any complication increased significantly above a BMI of 30 kg/m2, using normal weight BMI as a reference. The odds were 22% higher in those with BMIs in the 30-34.99 range, 54% higher for those in the 35-39.99 range, twofold higher for those with a BMI between 40 and 50, and 2.6-fold higher above 50 kg/m2.

“Surgeons are presented with increasing numbers of obese patients, and the best way to manage ventral hernias in this population remains unclear,” the authors wrote, although they raised the possibility that laparoscopic procedures reduce the risk of some complications.

“Although the majority of VHRs performed utilize an open technique, studies have found decreased duration of stay, morbidity, and, in selected studies, even decreased recurrence using the laparoscopic approach.”

No conflicts of interest were declared.

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Key clinical point: Obesity, as well as underweight, are associated with significantly higher rates of complications with ventral repair.

Major finding: Complication rates increased with increasing BMI; 8.2% for overweight patients, 9.7% for the obese, 12.2% for the severely obese, 16.1% for the morbidly obese, and 19.9% for the super obese.

Data source: Retrospective analysis of 102,191 patients who underwent ventral hernia repair.

Disclosures: No conflicts of interest were declared.

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To boost HCV testing in baby boomers, offer the option

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Rates of hepatitis C testing increased among New York adults born between 1945 and 1965 after the state passed a law mandating that health care providers offer HCV testing to people of that age, according to a report from the Centers for Disease Control and Prevention.

 

In 2013, the year before the new law became effective on Jan. 1, 2014, the total of specimens collected for HCV testing from the 106 clinics that reported data for both 2013 and 2014 was 538,229. In the following year after the law became effective, 813,492 samples were collected from the same clinics, an increase of 51.1% over 2013. The rate of increase for New York Medicaid recipients was similar at 52%.

The number of new HCV cases also increased significantly from 2013 to 2014: Medicaid data indicate that 13,839 people were newly diagnosed with HCV in 2013, and 18,614 people were diagnosed in 2014, an increase of 35%. Other HCV surveillance data showed an increase of 39.8% in 2014 compared to 2011-2013.

“This report highlights the potential for state laws to promote HCV testing and the utility of HCV surveillance and Medicaid claims data to monitor the quality of HCV testing and linkage to care for HCV-infected persons,” the CDC investigators concluded.

Find the full report in the MMWR (doi: 10.15585/mmwr.mm6638a3).

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Rates of hepatitis C testing increased among New York adults born between 1945 and 1965 after the state passed a law mandating that health care providers offer HCV testing to people of that age, according to a report from the Centers for Disease Control and Prevention.

 

In 2013, the year before the new law became effective on Jan. 1, 2014, the total of specimens collected for HCV testing from the 106 clinics that reported data for both 2013 and 2014 was 538,229. In the following year after the law became effective, 813,492 samples were collected from the same clinics, an increase of 51.1% over 2013. The rate of increase for New York Medicaid recipients was similar at 52%.

The number of new HCV cases also increased significantly from 2013 to 2014: Medicaid data indicate that 13,839 people were newly diagnosed with HCV in 2013, and 18,614 people were diagnosed in 2014, an increase of 35%. Other HCV surveillance data showed an increase of 39.8% in 2014 compared to 2011-2013.

“This report highlights the potential for state laws to promote HCV testing and the utility of HCV surveillance and Medicaid claims data to monitor the quality of HCV testing and linkage to care for HCV-infected persons,” the CDC investigators concluded.

Find the full report in the MMWR (doi: 10.15585/mmwr.mm6638a3).

Rates of hepatitis C testing increased among New York adults born between 1945 and 1965 after the state passed a law mandating that health care providers offer HCV testing to people of that age, according to a report from the Centers for Disease Control and Prevention.

 

In 2013, the year before the new law became effective on Jan. 1, 2014, the total of specimens collected for HCV testing from the 106 clinics that reported data for both 2013 and 2014 was 538,229. In the following year after the law became effective, 813,492 samples were collected from the same clinics, an increase of 51.1% over 2013. The rate of increase for New York Medicaid recipients was similar at 52%.

The number of new HCV cases also increased significantly from 2013 to 2014: Medicaid data indicate that 13,839 people were newly diagnosed with HCV in 2013, and 18,614 people were diagnosed in 2014, an increase of 35%. Other HCV surveillance data showed an increase of 39.8% in 2014 compared to 2011-2013.

“This report highlights the potential for state laws to promote HCV testing and the utility of HCV surveillance and Medicaid claims data to monitor the quality of HCV testing and linkage to care for HCV-infected persons,” the CDC investigators concluded.

Find the full report in the MMWR (doi: 10.15585/mmwr.mm6638a3).

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Clinical trial: Mesh weights compared for ventral hernia repair

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A clinical trial comparing heavy- and medium-weight surgical mesh for ventral hernia repairs is recruiting patients.

The Long-term Results of Heavy Weight Versus Medium Weight Mesh in Ventral Hernia Repair trial will determine if mesh weight has an impact on postoperative pain, ventral hernia recurrence, incidence of deep wound infection, and overall quality of life following ventral hernia repair with mesh.

Patients will be included if they have a ventral hernia, are 18 years of age or older, have a defect classified as CDC wound class 1, are able to achieve midline fascial closure, have a hernia defect width less than or equal to 20 cm, can tolerate general anesthesia, and can give informed consent. Patients will be excluded if they have undergone emergent ventral hernia repair, undergone laparoscopic or robotic ventral hernia repair, undergone staged repair of their ventral hernia, or are pregnant at the time of the surgery.



The primary outcome of this trial is pain that will be measured via the NIH Promis 3A Pain instrument in 1 year postoperatively. Other outcomes include hernia recurrence, to be determined via the Ventral Hernia Recurrence Inventory; the occurrence of a deep wound infection, to be determined by physical examination and/or computed tomography scanning; and quality of life measured by the HerQLes questionnaire.

Find more information at clinicaltrials.gov.

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A clinical trial comparing heavy- and medium-weight surgical mesh for ventral hernia repairs is recruiting patients.

The Long-term Results of Heavy Weight Versus Medium Weight Mesh in Ventral Hernia Repair trial will determine if mesh weight has an impact on postoperative pain, ventral hernia recurrence, incidence of deep wound infection, and overall quality of life following ventral hernia repair with mesh.

Patients will be included if they have a ventral hernia, are 18 years of age or older, have a defect classified as CDC wound class 1, are able to achieve midline fascial closure, have a hernia defect width less than or equal to 20 cm, can tolerate general anesthesia, and can give informed consent. Patients will be excluded if they have undergone emergent ventral hernia repair, undergone laparoscopic or robotic ventral hernia repair, undergone staged repair of their ventral hernia, or are pregnant at the time of the surgery.



The primary outcome of this trial is pain that will be measured via the NIH Promis 3A Pain instrument in 1 year postoperatively. Other outcomes include hernia recurrence, to be determined via the Ventral Hernia Recurrence Inventory; the occurrence of a deep wound infection, to be determined by physical examination and/or computed tomography scanning; and quality of life measured by the HerQLes questionnaire.

Find more information at clinicaltrials.gov.

A clinical trial comparing heavy- and medium-weight surgical mesh for ventral hernia repairs is recruiting patients.

The Long-term Results of Heavy Weight Versus Medium Weight Mesh in Ventral Hernia Repair trial will determine if mesh weight has an impact on postoperative pain, ventral hernia recurrence, incidence of deep wound infection, and overall quality of life following ventral hernia repair with mesh.

Patients will be included if they have a ventral hernia, are 18 years of age or older, have a defect classified as CDC wound class 1, are able to achieve midline fascial closure, have a hernia defect width less than or equal to 20 cm, can tolerate general anesthesia, and can give informed consent. Patients will be excluded if they have undergone emergent ventral hernia repair, undergone laparoscopic or robotic ventral hernia repair, undergone staged repair of their ventral hernia, or are pregnant at the time of the surgery.



The primary outcome of this trial is pain that will be measured via the NIH Promis 3A Pain instrument in 1 year postoperatively. Other outcomes include hernia recurrence, to be determined via the Ventral Hernia Recurrence Inventory; the occurrence of a deep wound infection, to be determined by physical examination and/or computed tomography scanning; and quality of life measured by the HerQLes questionnaire.

Find more information at clinicaltrials.gov.

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