摘要
迈过回顾性地分析经ＭＲＩ诊断为空蝶鞍的６５例患者影像学改变，认为其发病机理与先天性鞍隔缺损、脑脊液压力增高、垂体肥大继之萎缩有关。垂体压扁至鞍底，冠状位呈锚形，鞍内充满脑脊液，是空蝶鞍综合征的ＭＲＩ特征。
The image
changes of sixty-five cases of empty sella turcicas diagnosed by MRI were reported.It was
suggested that its pathogenesis had relation to the congenital defect in the di-aphragma
sella,increased intracranial pressure,secondary atrophy of pituitary gland afterovergrowth.The
MRI characters were that pituitary gland flattened to the bottom,the pitu-itary gland like “anchor”
in the coronal section and sella turcica filled with cerebrospinal flu-id
