Fig. 1From: Bilateral severe heterotopic ossification following primary total knee arthroplasty: a case report in Pakistana. Anteroposterior (AP) X-ray of left knee showing advanced degenerative changes and severe varus deformity. b Advanced degenerative changes on lateral view. c Degenerative changes on AP view of right knee. d Lateral view of right knee. e Full-length standing scanogram showing bilateral varus deformities, which were more severe on the left sideBack to article page