Ipsilateral Hip Dysplasia in Patients with Sacral Hemiagenesis: A Report of Two Cases

Figure 4

A 13-year-female with left hip subluxation associated with acetabular dysplasia and partial sacral agenesis. (a) A preoperative AP radiograph of the pelvis. (b) An AP radiograph obtained one year after the operation demonstrated partial left sacral agenesis with a rudimentary sacrum had fused with the ilia below the sacroiliac joint.

(a)

(b)