空蝶鞍综合征是指蛛网膜下腔疝入鞍内 ,并将垂体向蝶鞍后下壁推移所引起的临床综合征。分为原发性和继发性两类。原发性空蝶鞍综合征原因不明确 ,目前有多种学说 ,包括鞍隔闭锁不全、免疫反应引起腺垂体萎缩、妊娠后垂体萎缩及垂体肿瘤梗死后再吸收等 ;其多发生于中年、肥胖及? Empty sella syndrome refers to the subarachnoid hernia into the saddle, and the pituitary to the sella after the lower wall caused by the clinical syndrome. Divided into primary and secondary categories. Primary empty sella syndrome causes are not clear, there are a variety of theories, including septal insufficiency, the immune response caused by pituitary atrophy, pituitary atrophy after pregnancy and reabsorption after pituitary tumor infarction; the most occurred in middle age , Obesity and?