颅内和椎管内肿瘤3-神经外科教学课件

脑膜瘤,Meningioma,*,约占颅内肿瘤总数的,20%,*,良性，病程长,*,好发部位,*,病理,*,女性多于男性,*,好发年龄：,30-50,岁,(60%),*,可来自颈内动脉和颈外动脉双重供血,*,肿瘤对放射及化学疗效果不显著,与硬脑膜紧密粘连,血供丰富,钙化常见囊变不多,瘤细胞排列成同心圆样漩涡体,矢状窦旁，大脑突面，蝶骨嵴,鞍区，嗅沟，后颅窝，脑室内,各种脑膜瘤与硬膜、大脑镰、上矢状窦的位置关系,A,大脑突面脑膜瘤,B,大脑镰脑膜瘤,(,常侵及到对侧,),C,矢状窦旁脑膜瘤,(,不少浸润到上矢状窦,),A,B,C,Parasagittal Sinus Meningioma,Parasagittal Sinus Meningioma,Convexity Meningioma,Convexity Meningioma,Cerebellopontine Angle Meningioma,Olfactory Groove Meningioma,FEI HQ F38,Meningioma,FEI HQ F38,Meningioma,LIU LH F46,Meningioma,LIU LH F46,Meningioma,Tail Sign,Tail Sign,垂体腺瘤,Pituitary Adenoma,*,发生于垂体前叶,*,占颅内肿瘤的,10%-12%,。,*,良性,*,分类：,PRL,腺瘤,GH,腺瘤,ACTH,腺瘤,无功能腺瘤,垂体腺瘤的临床病症,内分泌病症：,视力下降、视野缺损,(,双颞侧偏盲,),*PRL腺瘤：,闭经、泌乳、不育,性欲减退、阳萎、体重增加,*GH腺瘤：,青春期前-巨人症,成人-肢端肥大症,*ACTH腺瘤：,满月脸、水牛背、皮肤紫纹、,肥胖、高血压、性功能减退,视神经或视交叉压迫,垂体腺瘤的治疗,*,药物治疗：,嗅隐停,*,首选手术治疗：,经蝶窦入路垂体腺瘤切除术,经额入路垂体腺瘤切除术,LI FX F50,P,E,Pituitary Adenoma,LI FX F50,Pituitary Adenoma,LI FX F50,Pituitary Adenoma,WANG GX F61,Pituitary Adenoma,WANG GX F61,Pituitary Adenoma,WANG GX F61,Pituitary Adenoma,YAO XQ F56,Pituitary Adenoma,YAO XQ F56,Pituitary Adenoma,Pituitary microadenoma,Dynamic MRI,