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Soft Tissue Knee Injury Differential Diagnoses

  • Author: David B Levy, DO, FAAEM; Chief Editor: Trevor John Mills, MD, MPH  more...
Updated: Feb 20, 2016

Differential Diagnoses

Contributor Information and Disclosures

David B Levy, DO, FAAEM Senior Consultant in Emergency Medicine, Waikato District Health Board, New Zealand; Associate Professor of Emergency Medicine, Northeastern Ohio Universities College of Medicine

David B Levy, DO, FAAEM is a member of the following medical societies: American Academy of Emergency Medicine, Fellowship of the Australasian College for Emergency Medicine, American Medical Informatics Association, Society for Academic Emergency Medicine

Disclosure: Nothing to disclose.


Howard I Dickey-White, MD Teaching Attending Physician, Department of Internal Medicine, St Elizabeth Hospital Medical Center

Howard I Dickey-White, MD is a member of the following medical societies: American Academy of Clinical Toxicology, American College of Emergency Physicians, American College of Physicians, American Institute of Ultrasound in Medicine, Sigma Xi, Society of Critical Care Medicine

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.

Chief Editor

Trevor John Mills, MD, MPH Chief of Emergency Medicine, Veterans Affairs Northern California Health Care System; Professor of Emergency Medicine, Department of Emergency Medicine, University of California, Davis, School of Medicine

Trevor John Mills, MD, MPH is a member of the following medical societies: American Academy of Emergency Medicine, American College of Emergency Physicians

Disclosure: Nothing to disclose.

Additional Contributors

Eric M Kardon, MD, FACEP Attending Emergency Physician, Georgia Emergency Medicine Specialists; Physician, Division of Emergency Medicine, Athens Regional Medical Center

Eric M Kardon, MD, FACEP is a member of the following medical societies: American College of Emergency Physicians, American Medical Informatics Association, Medical Association of Georgia

Disclosure: Nothing to disclose.


June E Sanson CNRP, MSN Nurse Practitioner, Take Care Health Systems

Disclosure: Nothing to disclose.

Tom Scaletta, MD President, Smart-ER (; Chair, Department of Emergency Medicine, Edward Hospital; Past-President, American Academy of Emergency Medicine

Tom Scaletta, MD is a member of the following medical societies: American Academy of Emergency Medicine

Disclosure: Nothing to disclose.

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Anatomy of the knee.
Knee ballottement.
Lachman test.
Anterior drawer sign.
Pivot test.
McMurray test.
Apley compression test.
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