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1、晶体病,本课学习目的,掌握白内障的定义、主要临床表现及诊断。,屈光间质及特性,角膜-强房水-基本恒定晶状体-可调节玻璃体-恒定泪水-不定,Anatomy and physiology of the lens,Lens equatorLens cortex subcapsularLens nucleusLens capsule,Anatomy and physiology of the lens,无血管、透明、有弹性、有抗原性、悬吊固定,晶体病(disorder of the lens),Cataract(白内障)Abnormalities of lens shape and position（
2、晶体形状与位置异常）,晶体病(disorder of the lens),Anatomy and physiology of the lens Position,disorder of the lens,Luxation of the lens,disorder of the lens,Anatomy and physiology of the lens Transparency opacity,Cataract,Etiology of cataract(白内障病因)unknown：Age-related cataract known etiology:trauma,inflammation,
3、metabolic,nutritional disease,radiation,aging,Cataract,Classification of the cataractCataract in adults(age-related cataracts)Congenital cataracts traumatic cataracts3.Secondary cataracts cataract diabetes toxic cataracts4.After cataracts,Cataract in adults,Type of cataract in adults:Cortical Nuclea
4、r subcapsular,Cataract in adults,Signs and symptoms Decreased acuity,Cortical cataract,Incipient stage,Cortical cataract,Immature stage,Cortical cataract,Mature stage,Cortical cataract,Hypermature stage,白内障并发症,GlaucomaIriticLuxation,Management of cataract in adults,Medical managementIndication for s
5、urgery,Management of cataract in adults,Surgical technique Intracapsular cataract extraction(ICCE),Surgical technique,Extracapsular cataract extraction(ECCE),Surgical technique,Phaco cataract extraction,Surgical technique,Aphakia glassesContact lensIntraocular lens(IOL),Surgical technique,Intraocular lens implant,先天性白内障Congenital cataracts,Congenital cataracts,Congenital cataracts,Marfan Syndrom,1、晶状体病变会引起哪些 视力变化？2、人工晶体的缺陷是什么？,
