Knee Mass From Severe Metallosis After Failure of a Metal-Backed Patellar Component Total Knee Arthroplasty

F. Daniel Kharrazi, MD, Benjamin T. Busfield MS, MD, Daniel S. Khorshad, Francis J. Hornicek MD, PhD, and Henry J. Mankin, MD

F. Daniel Kharrazi, MD, is Orthopedic Surgeon, Benjamin T. Busfield MS, MD, is Orthopedic Surgeon, and Daniel S. Khorshad is Research Assistant, Kerlan-Jobe Orthopaedic Clinic, Los Angeles, California.

Francis J. Hornicek, MD, PhD, is Orthopedic Surgeon, and Henry J. Mankin, MD, is Orthopedic Surgeon, Department of Orthopaedic Surgery, Orthopaedic Oncology Unit, Massachusetts General Hospital, Harvard Medical School, Boston, Massachusetts.

F. Daniel Kharrazi, MD, Benjamin T. Busfield MS, MD, Daniel S. Khorshad, Francis J. Hornicek MD, PhD, and Henry J. Mankin, MD

F. Daniel Kharrazi, MD, is Orthopedic Surgeon, Benjamin T. Busfield MS, MD, is Orthopedic Surgeon, and Daniel S. Khorshad is Research Assistant, Kerlan-Jobe Orthopaedic Clinic, Los Angeles, California.

Francis J. Hornicek, MD, PhD, is Orthopedic Surgeon, and Henry J. Mankin, MD, is Orthopedic Surgeon, Department of Orthopaedic Surgery, Orthopaedic Oncology Unit, Massachusetts General Hospital, Harvard Medical School, Boston, Massachusetts.

F. Daniel Kharrazi, MD, Benjamin T. Busfield MS, MD, Daniel S. Khorshad, Francis J. Hornicek MD, PhD, and Henry J. Mankin, MD

F. Daniel Kharrazi, MD, is Orthopedic Surgeon, Benjamin T. Busfield MS, MD, is Orthopedic Surgeon, and Daniel S. Khorshad is Research Assistant, Kerlan-Jobe Orthopaedic Clinic, Los Angeles, California.

Francis J. Hornicek, MD, PhD, is Orthopedic Surgeon, and Henry J. Mankin, MD, is Orthopedic Surgeon, Department of Orthopaedic Surgery, Orthopaedic Oncology Unit, Massachusetts General Hospital, Harvard Medical School, Boston, Massachusetts.