1GLAUCOMAGLAUCOMAChapter11Chapter11第十一章青光眼第十一章青光眼2第—节概述Definition:GlaucomaisagroupofDefinition:Glaucomaisagroupofcharacteristicincharacteristicinopticatrophyopticatrophyandandvisualfielddefectsvisualfielddefectsasthecommonasthecommoncharacteristicdisease.characteristicdisease.PathologicPathologicintraocularpressureheightenintraocularpressureheightenisoneisoneofthemainriskfactors.ofthemainriskfactors.青光眼定义：是一类以青光眼定义：是一类以特征性视神经萎缩特征性视神经萎缩和和视野视野缺损缺损为共同特征的疾病为共同特征的疾病..病理性眼压增高病理性眼压增高是其主是其主要的危险因素要的危险因素..3IntraocularpressureIntraocularpressure(IOP)(IOP):thepressure:thepressureofofthetheeyecontenteyecontenttototheeyewalltheeyewall眼压眼压::眼球内容物作用于眼球内壁的压力眼球内容物作用于眼球内壁的压力NormalIOP:NormalIOP:1100——2lmmHg2lmmHgDoubleIOPdifference
