Chronic knee dislocation
History of old trauma to the left knee.
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There is evidence of anteromedial displacement of the tibia in relation to the femur, associated with attenuated joint spaces more appreciated along the medial tibiofemoral compartment.
There are old fractures of the lateral and posterior aspects of the tibia, associated with peri-articular heterotopic ossification which is seen more in relation to the medial femoral condyle.
2 case question available
Knee dislocation is uncommon. It occurs due to traumatic disruption of the articulation between the femur and tibia, usually due to forced hyperextension.