O'Donoghue's unhappy triad

Discussion:

O'Donoghue described the injuries as:

  1. anterior cruciate ligament (ACL) tear
  2. medial collateral ligament (MCL) tear / sprain
  3. medial meniscal tear (lateral compartment bone bruise)

These images are from Dr. John Hunter's amazing MSK collection. Dr. John Hunter is a professor in the department of radiology (musculoskeletal section) at UC Davis School of Medicine.

This case was donated to Radiopaedia.org by Radswiki.net.

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