1、Click to edit Master text styles,Second level,Third level,Fourth level,Fifth level,Company Logo,*,Click to edit Master title style,2021/10/10,Company,LOGO,Click to edit Master text styles,Second level,Third level,Fourth level,Fifth level,Click to edit Master title style,脑血管解剖及DSA阅片解读,一.脑动脉系统,颈内动脉系,
2、椎,-,基底动脉系,2021/10/10,2,Company Logo,Bouthillier,分段（七分段法）,2021/10/10,3,Company Logo,Bouthillier,七分法,C1,段（颈动脉球段,）,C1,段（颈段）,C2,段（岩段）,C3,段（破裂孔段）,C4,段（海绵窦段）,C5,段（床突段）,C6,段（眼段）,C7,段（交通段）,2021/10/10,4,Company Logo,颈内动脉分段（DSA）及主要分支,A,B,C,D,E,F,A 眼动脉,B 大脑前动脉,C 大脑中动脉,D 脉络膜前动脉,E 后交通动脉,F 颈内动脉,2021/10/10,5,Compa
3、ny Logo,大脑中动脉分支,2021/10/10,6,Company Logo,大脑中动脉分段,(,Fischer,分类法,),M1,段,，眶后段（水平段）；,M2,段,，岛叶段（回旋段、环绕段），发出颞前动脉，呈“,U”,形；,M3,段,，外侧沟段，为,M2,基部发出向中央 沟上升的升动脉；,M4,段,，分叉段，发出顶后动脉、角回动脉和 颞后动脉处；,M5,段,，亦称终末支，即角回动脉。,M2+M4+M5,称大脑外侧沟动脉组。,2021/10/10,7,Company Logo,大脑前动脉分支,2021/10/10,8,Company Logo,大脑前动脉分段,(,Fischer,分类法
4、),A1,段,，水平段,A2,段,，垂直段,A3,段,，膝段,A4,段,，胼周段,A5,段,，终段,2021/10/10,9,Company Logo,椎基底动脉,大脑后,A,基底,A,basilar a,椎,A,vertebral a,大脑后,A,2021/10/10,10,Company Logo,椎动脉分段,椎动脉（,VA,）,V1,（骨外）段：向上进,C6,横突孔。,V2,（椎间孔段,V3,（脊椎外）段：,V4,（硬膜内段）：近侧椎动脉段解剖（,A,侧位；,B,前后位；,C,颏顶位）：,1.骨外段（,V1,）,2.横突孔段（,V2,）,3.椎外段（,V3,）,4.,硬膜内段（,V4,
5、5.,枕骨髁的大概位置,图,A,：斜侧位观；图,B,：前后位观；图,C,：俯观。,2021/10/10,11,Company Logo,大脑后动脉分支,2021/10/10,12,Company Logo,大脑后动脉分段,P1,段,，水平段（交通 前段）；,P2,段,，纵行段（交通后段、环池段）；,P3,段,，四叠体段，为从,P2,段向外发出的颞支；,P4,段,，终段，为从,P3,段向上发出的顶枕动脉和距状沟动脉。,2021/10/10,13,Company Logo,二.脑血管供血分布图,2021/10/10,14,Company Logo,MCA,MCA,ACA,ACA,PCA,PCA,MCA,MCA,ACA,ACA,PCA,PCA,MCA,MCA,ACA,ACA,PCA,PCA,2021/10/10,15,Company Logo,2021/10/10,16,Company Logo,2021/10/10,17,Company Logo,基底节区供血动脉及AchA梗塞,内囊后肢,外侧膝状体,2021/10/10,18,Company Logo,2021/10/10,19,Company Logo,2021/10/10,20,Company Logo,2021/10/10,21,Company Logo,Thank You!,
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