眼科学晶体病医学.ppt
晶体病PART1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”泪水-不定玻璃体-恒定晶状体-可调节角膜-强01房水-基本恒定02030405AnatomyandphysiologyofthelensLensequatorLenscortexsubcapsularLensnucleusLenscapsule无血管、透明、有弹性、有抗原性、悬吊固定Anatomyandphysiologyofthelens晶体病(disorderofthelens)Cataract(白内障)Abnormalitiesoflensshapeandposition（晶体形状与位置异常）晶体病(disorderofthelens)Anatomyandphysiologyofthelens01Position02disorderofthelenslogoLuxationofthelensdisorderofthelensAAnatomyandphysiologyofthelensBTransparencyopacityAEtiologyofcataract(白内障病因)Bunknown：Age-relatedcataractCknownetiology:trauma,inflammation,Dmetabolic,nutritionalEdisease,radiation,agingCataractCataractClassificationofthecataractCataractinadults(age-relatedcataracts)Congenitalcataractstraumaticcataracts3.Secondarycataractscataractdiabetestoxiccataracts4.AftercataractsCataractinadultsTypeofcataractinadults:CorticalNuclearsubcapsularCataractinadultsSignsandsymptomsDecreasedacuityCorticalcataractIncipientstageCorticalcataractImmaturestageCorticalcataractMaturestageCorticalcataractHypermaturestage白内障并发症GlaucomaIriticLuxationManagementofcataractinadultsMedicalmanagementIndicationforsurgeryManagementofcataractinadultsSurgicaltechniqueIntracapsularcataractextraction(ICCE)SurgicaltechniqueExtracapsularcataractextraction(ECCE)SurgicaltechniquePhacocataractextraction