Medial patello-femoral ligament tear

Case contributed by Dr Andrew Lawson

Presentation

Medial knee pain after MVA.

Patient Data

Age: 25
Gender: Male

There is a complete tear through the medial patellofemoral ligament with extensive surrounding haemorrhage. The medial collateral ligament is intact. There is a large bony contusion involving the anteromedial aspect of the femoral condyle with a small associated depressed anterior condylar impaction fracture. The medial meniscus is intact. The patellofemoral articulation is normal. No features of chondral shear injury. Grade 2 musculotendinous tear of the vastus medialis obliquus. The ACL and PCL are intact. The posterolateral corner and lateral meniscus are intact. Diffuse subcutaneous oedema/haemorrhage.

Case Discussion

Complete posterior tear of the medial patellofemoral ligament. The collateral and cruciate ligaments are intact. Only limited sequences shown to demonstrate this injury.

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Case information

rID: 26108
Case created: 29th Nov 2013
Last edited: 29th Sep 2015
Inclusion in quiz mode: Included

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