Author
Karen M Byrne, MD Assistant Professor of Emergency Medicine, Montefiore Medical Center, Albert Einstein College of Medicine
Karen M Byrne, MD is a member of the following medical societies: American College of Emergency Physicians
Disclosure: Nothing to disclose.
Coauthor(s)
Albert J Izzo, MD Attending Physician, Department of Emergency Medicine, Montefiore Medical Center
Albert J Izzo, MD is a member of the following medical societies: American College of Emergency Physicians, American Medical Association
Disclosure: Nothing to disclose.
Specialty Editor Board
Mary L Windle, PharmD Adjunct Associate Professor, University of Nebraska Medical Center College of Pharmacy; Editor-in-Chief, Medscape Drug Reference
Disclosure: Nothing to disclose.
Chief Editor
Meda Raghavendra (Raghu), MD Associate Professor, Interventional Pain Management, Department of Anesthesiology, Chicago Stritch School of Medicine, Loyola University Medical Center
Meda Raghavendra (Raghu), MD is a member of the following medical societies: American Society of Anesthesiologists, American Society of Regional Anesthesia and Pain Medicine, American Association of Physicians of Indian Origin
Disclosure: Nothing to disclose.
Additional Contributors
Luis M Lovato, MD Associate Clinical Professor, University of California, Los Angeles, David Geffen School of Medicine; Director of Critical Care, Department of Emergency Medicine, Olive View-UCLA Medical Center
Luis M Lovato, MD is a member of the following medical societies: Alpha Omega Alpha, American College of Emergency Physicians, Society for Academic Emergency Medicine
Disclosure: Nothing to disclose.
Acknowledgements
The authors would like to acknowledge Dr. Albert Izzo for his contributions to this article.
The authors and editors of eMedicine gratefully acknowledge the contributions of previous author Michelle Marie Davitt, MD, to the development and writing of this article.