Case Report

Total Hip Arthroplasty in a Patient with Mucopolysaccharidosis Type IVB

Figure 1

Severe hip dysplasia. Preoperative X-ray images of the patient at 7 years old. Image (a) depicts the pelvis on an anteroposterior X-ray projection. The acetabular angle (AC angle) is 26° and 35° on the left and right, respectively. The lateral center-edge angle (LCE angle) is 14° on the left hip and 8° on the right. Image (b) shows Rippstein’s projection of the patient’s pelvis.
(a)
(b)