蝶鞍窝扩大的鉴别诊断.ppt

蝶鞍蝶鞍窝扩大的大的鉴别诊断断蝶鞍 反映颅内情况的一面“镜子”蝶鞍 悬在中颅窝内的骨性结构 垂体的容器蝶鞍的正常影像学表现正常蝶鞍X线解剖薄背部分气化蝶窦厚背完全气化蝶窦韧带钙化几未气化蝶窦蝶鞍扩大的X线解剖鞍背后倒与斜坡成角双鞍背 双鞍底一侧前床突翘起 两侧前床突呈“剪刀”状分离 鞍窝呈气球样扩张蝶鞍扩大的鉴别诊断垂体瘤（嫌色 GH 混合）颅咽管瘤（鞍内 鞍内/鞍上型）空泡蝶鞍海绵窦占位（动脉瘤 神经鞘瘤 脑膜瘤）颅内压增高垂 体 瘤51 Y/O F.chromophobe51 Y/O F.chromophobe51 Y/O F.chromophobe51 Y/O F.chromophobe30Y/O M.GH giantism200cm tall at 15Y/O45Y/O.M.GH acromegaly45Y/O.M.GH acromegaly42Y/O.F.GH acromegalytwo cases of acromegaly颅咽管瘤23Y/O.F craniopharyngioma45Y/O.M.cystic craniopharyngiomaegg-shell calcification45Y/O.M.cystic craniopharyngiomaegg-shell calcificationA case of cal pituitary adenoma64Y/O.64Y/O.颅咽管瘤的来源及好发部位50Y/O.M.supersella craiopharyngioma17Y/O.F Infrasella craiopharyngioma空泡蝶鞍ES PneumoencephalogramES CT36Y/O.F smaller ES36Y/O.F smaller ES 36Y/O.F smaller ES41Y/O.M.Larger ES 41Y/O.M.Larger ESthe“anchor”sign60Y/O.M.huge ES60Y/O.M.huge ES56Y/O.M.huge ESCTM proved海绵窦占位病变Parasella aneurysmSella enlargementLeft superorbital fissure and optic nerve foramen enlargementLeft parasella massleft parasella massleft parasella aneurysm45Y/O.M.left parasella schwannoma45Y/O.M.left parasella schwannoma颅内压增高22Y/O.F.tuberculosis meningitis I I P CSF pressure 400mm water sella AP=21mm资料整理仅供参考,用药方面谨遵医嘱