Figure 1

Early and late radiological evidence of heterotopic ossification around the right hip. (A) Axial computerized tomography (CT) scan cut of the acetabular region 11 days post-trauma. Note the denser soft tissues (encircled) surrounding the right fractured acetabulum. Radiographic AP view of the right hip at 14 days; (B) and three and a half months; (C) post-trauma. Note the progression of calcified soft tissues medially and laterally within the abductor muscles.