CNⅠ:OlfactoryNerve(嗅神经)Foster-Kennedysyndrome:Frontallobetumorscauseopticatrophyonthesideofthetumor,papilledema&smellontheoppositeside
见于额叶底部肿瘤,表现为病变侧因肿瘤压迫而视神经萎缩,病变对侧因高颅压而视乳头水肿和嗅觉减退OpticNerve(视神经)ClinicalCorrelation视力障碍&视野缺损•Opticnerve-Ipsilateralvisualloss(同侧全盲)•Opticchiasm-Bitemporalhemianopsia(双颞侧偏盲)•Optictract-Contralateralincongruoushomonymoushemianopsia(对侧视野同向偏盲)•Opticradiations-Quadranticfielddefect(象限盲)1
视辐射全损坏:对侧视野同向偏盲2
视辐射下部损害(颞叶):对侧视野同向上象限盲3
视辐射上部损害(顶叶):对侧视野同向下象限盲•Occiptallobe-corticalblindness/Contralateralcongruoushomonymoushemianopia•对侧视野同向偏盲,对光反射存在&macularsparing黄斑回避OculomotorNerve/III(动眼神经)外侧核:上睑提肌&上直肌(上&内)/下直肌(下&内)/内直肌(内)/下斜肌(上&外)正中核:内直肌(辐辏运动)E-W核:瞳孔括约肌&睫状肌(缩瞳&调节反射)Completedamagesymptoms:1
上睑下垂Ptosis2
外下斜视/分离性斜视Divergentstrabismus3
瞳孔散大Dilatedpupil4
调节反射&对光反射消失Lossoflighta