Fig. 1
A 87-year-old female with left hip pain, (A) Preoperative radiograph showing a unstable intertrochanteric fracture with lateral wall fracture.
(B) The fracture was fixed by using compression hip screw.
(C) Postoperative 3 months follow-up. The lag screw slid excessively and nearly protruded a femoral head. The acetabular surface was preserved.
(D) Postoperative 18months follow-up. Radiograph showing well fixed components after bipolar hemiarthroplasty.