目的　探讨髋部创伤的CT诊断价值。方法　回顾性分析 31例髋部创伤的CT表现、分类 ,并与X线平片作比较分析。结果　本组 31例发生 56处骨折。CT显示髋臼骨折 2 2例 ,但平片显示骨折 15例 (占6 8.2 % ) ,另 7例显示骨质正常 ,为隐匿性骨折。CT扫描还发现关节腔内碎骨片、股骨头撕脱以及关节腔积血等。结论　CT在髋部创伤尤其是髋臼骨折诊断中具有明显的优势 Objective To investigate the value of CT in the diagnosis of hip trauma. Methods A retrospective analysis of 31 cases of hip trauma CT findings, classification, and X-ray film for comparative analysis. Results There were 56 fractures in 31 cases in this group. CT showed 2 cases of acetabular fractures, but plain film showed 15 cases (6 8.2%), the other 7 cases showed normal bone, occult fractures. CT scan also found intra-articular bone fragments, avulsion of the femoral head and articular hemorrhage and so on. Conclusion CT has obvious advantages in the diagnosis of hip trauma, especially acetabular fractures