Figure 1From: Management of chronic lateral instability due to lateral collateral ligament deficiency after total knee arthroplasty: a case report Pre-operative radiographs long standing anteroposterior (A) anteroposterior (B) and lateral view (C) of the left knee of our patient, showing significantly increased gap on the lateral side. There was no radiographic evidence of implant loosening. This lateral instability was secondary to the ligamentous failure.Back to article page