Extreme hyperextension injury of the knee

Case contributed by Dr Chris O'Donnell

Presentation

Water skiing and ski "dug in" causing extreme knee extension. Now severe pain and instability

Patient Data

Age: 25
Gender: Male
Modality: MRI

Complete rupture of PCL at its femoral attachment, complete rupture of semimembranosus tendon with retraction at its tibial insertion (other pes anserine tendons are intact), partial disruption to biceps femoris tendon at its fibular insertion, marked bone marrow oedema (bone brusing) along the anterior tibial plateaux due to impaction with the femoral condyles (as well as a minor depressed lateral tibial plateau fracture laterally) and marked oedema in the soft tissues of the popliteal fossa. Nore incidental bi or tripartite patella.

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Case Information

rID: 33761
Case created: 23rd Jan 2015
Last edited: 21st Nov 2015
Inclusion in quiz mode: Included

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