1. Radical resection rate is still low nowadays.The lobus quadratus resection is helpful to select the operation.
   目前根治性切除率仍较低，肝方叶切除对最后选定手术方式有一定帮助。
2. Objective To discuss the treatment experiences of ischemic necrosis of femoris with bone flap with quadratus femoris pedicle transplantation.
   目的探讨股方肌蒂骨瓣移植治疗早期股骨头缺血性坏死的临床经验。

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