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为明确颅内胆脂瘤的好发部位、临床表现及CT扫描所示特点。对经手术证实的15例胆脂瘤患者的手术所见、临床表现及头部CT片进行回顾分析。结果表明:本组15例颅内胆脂瘤中,7例发生在桥脑小脑角,5例发生在脑室系统,发生在枕大池、额叶皮质下、大脑镰旁者各1例。本结果说明:颅内胆脂瘤患者常以颜面疼痛或麻木为特点的桥脑小脑角症状为主要表现,其次表现为高颅压或癫痫,其CT扫描时胆脂瘤表现为低密度境界清楚影像不为对比剂增强等特征
In order to clarify the site of malignant cholesteatoma, clinical manifestations and features shown by CT scan. The surgical findings of 15 cases of cholesteatoma confirmed by surgery, clinical manifestations and head CT films were retrospectively analyzed. The results showed that: in this group of 15 cases of intracranial cholesteatoma, 7 occurred in the cerebellopontine angle, 5 occurred in the ventricular system occurred in the cistern, frontal cortex, next to the falx of the brain in 1 case. The results show that: patients with intracranial cholesteatoma often facial pain or numbness characterized by pontine cerebellar angle symptoms as the main performance, followed by the performance of intracranial hypertension or epilepsy, the CT scan of cholesteatoma showed low-density realm clear Images are not contrast-enhanced and so on