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,先天畸形,Click to edit Master text styles,Second Level,Third Level,Fourth Level,Fifth Level,*,先天畸形,Click to edit Master text styles,Second Level,Third Level,Fourth Level,Fifth Level,*,*,颅底影像学,颅底影像学,1,眶颅区肿瘤,海绵窦区肿瘤,颈静脉孔区肿瘤,眶颅区肿瘤,2,眶颅区肿瘤,脑膜瘤,神经鞘瘤,神经纤维瘤,视神经胶质瘤,视神经转移瘤,海绵状血管瘤,眶颅区肿瘤脑膜瘤,3,颅底影像学诊断幻灯片课件,4,颅底影像学诊断幻灯片课件,5,颅底影像学诊断幻灯片课件,6,颅底影像学诊断幻灯片课件,7,颅底影像学诊断幻灯片课件,8,左视神经胶质瘤,左视神经胶质瘤,9,颅底影像学诊断幻灯片课件,10,左眶尖海绵状血管瘤,左眶尖海绵状血管瘤,11,海绵窦区肿瘤,原发肿瘤,20%,脑膜瘤 神经鞘瘤,继发肿瘤,75%,垂体肿瘤 鼻咽癌 脊索瘤,非肿瘤性病变,5%,颈内动脉瘤 动静脉瘘,海绵窦区肿瘤原发肿瘤20%,12,解剖 垂体前叶冠状断面,解剖 垂体前叶冠状断面,13,解剖 垂体中部横断面,解剖 垂体中部横断面,14,MRI,冠状断层,T,1,WI C+,MRI 冠状断层 T1WI C+,15,CT,平扫,MRI,T,1,WI,MRI,T,2,WI,MRI,T,1,WI C+,海绵窦脑膜瘤,CT平扫MRI MRI MRI 海绵窦脑膜瘤,16,T,1,WI,T,1,WI,右三叉神经鞘瘤伴脑膜瘤,T1WIT1WI右三叉神经鞘瘤伴脑膜瘤,17,CT,平扫,CT C+,T,2,WI,T,1,WI C+,左三叉神经鞘,瘤,CT平扫CT C+T2WIT1WI C+左三叉神经鞘瘤,18,T,1,WI,T,2,WI,T,1,WIC+,T,1,WIC+,海绵状血管瘤,T1WIT2WIT1WIC+T1WIC+海绵状血管瘤,19,CT,平扫,T,1,WI,左鞍旁皮样囊肿,CT平扫T1WI左鞍旁皮样囊肿,20,MRI T,1,WI C+,MRI T,1,WI C+,垂体微腺瘤ACTH侵犯右海绵窦,MRI T1WI C+MRI T1WI C+垂体微腺,21,CT C+,MRI T,1,WI C+,垂体瘤侵犯两侧海绵窦,CT C+MRI T1WI C+垂体瘤侵犯两侧海绵窦,22,MRI T,1,WI,MRI T,2,WI,垂体瘤侵犯两侧海绵窦,MRI T1WIMRI T2WI垂体瘤侵犯两侧海绵窦,23,CT C+,MRI T,1,WI,脊索瘤侵犯两侧海绵窦,CT C+MRI T1WI脊索瘤侵犯两侧海绵窦,24,CT,平扫,MRI T,1,WI C+,左眶内脑膜瘤侵犯左海绵窦,CT 平扫MRI T1WI C+左眶内脑膜瘤侵犯左海绵窦,25,CT C+,MRI T,1,WI C+,左上颌窦癌侵犯左海绵窦,CT C+MRI T1WI C+左上颌窦癌侵犯左海绵窦,26,CT,平扫,MRI T,1,WI,颈内动脉瘤,CT 平扫MRI T1WI颈内动脉瘤,27,CT,平扫,MRI T,1,WI,MRA,右侧颈内动脉海绵窦瘘,CT 平扫MRI T1WIMRA右侧颈内动脉海绵窦瘘,28,颈静脉孔区肿瘤,血管球瘤,神经鞘瘤,神经纤维瘤,鼻咽癌,颈静脉孔区肿瘤血管球瘤,29,颅底内面观,颅底内面观,30,颅底下面观,颅底下面观,31,横断层,CT,冠状断层,CT,正常颈静脉孔区,横断层CT冠状断层CT正常颈静脉孔区,32,例,1,例,2,鼓室球瘤,例 1例 2鼓室球瘤,33,鼓室球瘤,鼓室球瘤,34,T,1,WI,横断层,T,1,WI,冠状断层,T,2,WI,横断层,T,1,WI+C,冠断层,颈静脉球瘤，可见典型的椒盐征及明显强化,T1WI横断层T1WI冠状断层T2WI横断层T1WI+C冠断,35,左静脉球瘤引起去神经肌萎缩,左静脉球瘤引起去神经肌萎缩,36,CT,平扫,CT C+,左颈静脉孔神经鞘瘤,CT 平扫CT C+左颈静脉孔神经鞘瘤,37,谢谢！,谢谢！,38,
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