空蝶鞍综合征临床少见,常被误诊为肿瘤而进行不必要的手术或放射治疗.既往只有气脑造影才能明确诊断,本文报告1例经头颅CT扫描确诊的本征患者。患者女性,54岁。述反复发作性左侧头顶部皮肤麻木、蚁走感已13年,有时伴左侧头痛。疲劳时易出现症状。头颅X线平片发现蝶鞍扩大,疑有鞍内肿瘤而入院。既往无剧烈头痛、呕吐等颅内高压病史,无颅脑外伤和手术史。体检:体态较胖.视力右0.9, Empty sella syndrome is a rare clinical and often misdiagnosed as a tumor for unnecessary surgery or radiotherapy. Previously only pneumo-angiography can be a clear diagnosis, the paper reports 1 patients diagnosed by skull CT scan of the intrinsic patients. Patient female, 54 years old. Recurrent episodes of the left top of the skin numbness, ants have been feeling 13 years, sometimes accompanied by left headache. When fatigue prone to symptoms. Skull X-ray film found sella enlargement, suspected intra-saddle tumor and admission. Past no severe headache, vomiting and other history of intracranial hypertension, no head trauma and surgery history. Physical examination: more fat body, right vision 0.9,