1案例资料1.1简要案情某男,59岁,2010年7月因双侧股骨头无菌性坏死行“双侧人工髋关节置换术”。2012年1月在交通事故中受伤,当即送至医院,诊断为左髋臼、髂骨骨折,予以手术治疗。伤者申请伤残等级鉴定。1.2病历资料患者因“左髋部跌伤后肿痛、不能活动2小时余”入院。查体:左髋部压痛,髋关节活动受限。X线片示左人工髋关节置换术后,左髋臼、髂骨骨折,伴有碎 1 case data 1.1 brief case a male, 59 years old, July 2010 due to bilateral aseptic necrosis of the femoral head “bilateral hip replacement surgery.” In January 2012, he was injured in a traffic accident and immediately sent to the hospital for diagnosis of left acetabulum and iliac fractures and surgical treatment. Injuries apply for disability identification. 1.2 Patient Information Patients due to “left hip swelling pain, can not move more than 2 hours ” admission. Physical examination: left hip tenderness, limited hip mobility. X-ray showed left artificial hip replacement, the left acetabulum, iliac fractures, accompanied by broken