目的　探讨颅骨嗜酸性肉芽肿的CT表现。方法　搜集 15例我院经临床病理证实的颅骨嗜酸性肉芽肿的CT资料进行回顾性分析。 15例病人均作过CT扫描 ,其中 4例还同时作了颅骨X线正侧位观察。结果　CT对颅骨嗜酸性肉芽肿的骨质破坏、小骨片、脂质及软组织肿块显示有价值 ;对观察硬脑膜是否受侵有意义。结论　CT在颅骨嗜酸性肉芽肿的诊断中脂质的显示对其诊断尤其重要。结合临床表现多可确诊 Objective To investigate the CT manifestations of skull eosinophilic granuloma. Methods The CT data of 15 cases of skull eosinophilic granuloma confirmed by clinicopathology in our hospital were retrospectively analyzed. All 15 patients underwent CT scan, of which 4 patients also made skull X-ray positive lateral observation. Results CT of skull eosinophilic granuloma of bone destruction, bone fragments, lipid and soft tissue mass showed valuable; to observe whether the invasion of the dura is meaningful. Conclusion The diagnosis of CT in the diagnosis of skull eosinophilic granuloma is particularly important for the diagnosis of CT. Combined with clinical manifestations can be diagnosed