Bilateral Greater Trochanteric Avulsion Fractures after Bilateral Simultaneous Total Hip Arthroplasty

Figure 4

Measurement of the preoperative and postoperative distance from the anterior superior iliac spine to the greater trochanter tip by using the ZedHip system. (a) Preoperative, right. (b) Postoperative, right. (c) Preoperative, left. (d) Postoperative, left.

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