鞍区占位性病变的CT表现及鉴别诊断

The CT Manifestation and Differential Diagnosis of Space-Occupying Lesion in Sphenoid Area

报告９３例鞍区占位性病变的ＣＴ表现，其中垂体腺瘤６４例，颅咽管瘤１３例，空泡蝶鞍７例，脑膜瘤３例，蛛网膜囊肿２２例，胆脂瘤、垂体癌、血管瘤、脊索瘤各１例。本文着重分析鞍区占位性病变的ＣＴ表现，并讨论其ＣＴ诊断及鉴别诊断。尤其对空泡蝶鞍形成的理论基础及ＣＴ分类作了探讨。

The manifestations of the space-occupying lesion in sella turcica area on CT were reported.Among them pituitary adenoma 64 cases,craniopharyngioma 13cases,empty sella 7 cases I meningimoa 3 cases,arachoid cyst 2 eases,cholesteatoma,pituitary carcinoma,angioma and chordoma one case each.This article mainly analyzed the CT manifestations of the space-occupying lesion in sella turcica area and discussed the CT diagnosis and differential diagnosis,especially studied the theoretical basics of the formation of the empty sella and it's classification on CT.