試題詳解

56. 下列何種骨折最易造成股骨頭部壞死( osteonecrosis of femoral head )？
(A) 股骨轉子間骨折(femoral intertrochanteric fracture )
(B) 移位性股骨頸骨折( displaced femoral neck fracture )
(C) 骨盆髖臼位移性骨折( pelvic acetabulum fracture )
(D) 股骨幹粉碎性骨折(femoral shaft comminuted fracture )