CASEREPORT Intra-articular dislocation ofthepatella

the patella rotates so that thearticular surface faces the tibia. If the patella tendon is avulsed then the articularsurface rotates to face the femoral condyles.The mechanism of injury is thought to be as a result of a direct blow to theflexed knee. Mostof the case reports describe the injury in children or adolescents.This is most likely due to the lax soft tissue attachments of the patella in theyoung, a similar injury in adults would probably result in a fracture of the patella(Donelson &Tomaiuoli 1979).Closed reduction of