Author
Michael Levine, MD Vice Chairman, Department of Orthopedic Surgery, Forbes Regional Hospital; Associate Clinical Professor of Orthopedic Surgery, Lewis Katz School of Medicine at Temple University
Michael Levine, MD is a member of the following medical societies: American Academy of Orthopaedic Surgeons, American Association of Hip and Knee Surgeons, American Medical Association, Orthopaedic Research Society, Pennsylvania Medical Society, Pennsylvania Orthopaedic Society, Phi Beta Kappa
Disclosure: Received research grant from: DJO surgical<br/>Consultant and receive royalties from DJO surgical.
Coauthor(s)
Amar Rajadhyaksha, MD Director, Miami Spine Institute, Miami Institute for Joint Reconstruction
Disclosure: Nothing to disclose.
Specialty Editor Board
Francisco Talavera, PharmD, PhD Adjunct Assistant Professor, University of Nebraska Medical Center College of Pharmacy; Editor-in-Chief, Medscape Drug Reference
Disclosure: Received salary from Medscape for employment. for: Medscape.
Pekka A Mooar, MD Professor, Department of Orthopedic Surgery, Temple University School of Medicine
Pekka A Mooar, MD is a member of the following medical societies: American Academy of Orthopaedic Surgeons
Disclosure: Nothing to disclose.
Chief Editor
Herbert S Diamond, MD Visiting Professor of Medicine, Division of Rheumatology, State University of New York Downstate Medical Center; Chairman Emeritus, Department of Internal Medicine, Western Pennsylvania Hospital
Herbert S Diamond, MD is a member of the following medical societies: Alpha Omega Alpha, American College of Physicians, American College of Rheumatology, American Medical Association, Phi Beta Kappa
Disclosure: Nothing to disclose.
Additional Contributors
Mark D Lazarus, MD Associate Professor of Orthopedic Surgery, Medical College of Pennsylvania-Hahnemann University, Chief of Shoulder and Elbow Service, Department of Orthopedic Surgery, Hahnemann University Hospital
Disclosure: Nothing to disclose.
Acknowledgements
The authors and editors of Medscape Reference gratefully acknowledge the contributions of previous author Michael Mont, MD,to the development and writing of this article.