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ID:31992760
大小:3.06 MB
页数:30页
时间:2019-01-30
《年龄相关性白内障手术对老年人优势眼的影响》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、温州医学院硕士学位论文DominanceEyeinAge-·RelatedCataractandtheEffectofCataract—-SurgeryAbstractPurposeToobservetheeffectofage-relatedcataractandcataractsurgeryonoculardominanceintheelderly.MethodsItwasaprospectivenon-randomizedstudy.Byobserving87age-relatedcataractpatients(attheagefrom60-80,vvimanaverageof
2、68.084-7.57)whohadphacoemulsificationandintraocularlensimplantationinOurhospitalfromDecember201toApril2012,thestudytriedtodiscovertherelationshipbetweenoculardominanceandcataractsurgery.Accordingtothebestcorrecteddistancevisualacuitybasedonstandardlogarithmicvisualacuitychart,patientswithvisuald
3、ifferencelogMARvalue>__O.1weregroupedA,andthose诹廿lvisiondifferenceIogMARvalue<0.1weregroupedB.Theoculardominancebeforesurgeryandoneday,oneweek,onemonthandthreemonthsaftersurgeryWasobserved.FourspaceformcardsquareexaminationandpairedMecNemartestwereusedtoanalyzethedata.Visualacuitybeforeandafters
4、urgerywerecomparedviaWilcoxonsignedranktests。Results1、Beforesurgery,thebestcorrecteddistancevisualacuitylogMARvaluewas0.40(rangefrom0.00to1.40),comparedthevalueO.00threemonthsaftersurgery,itWasstatisticallysignificant(z=-9.481,P=0.000).Bothbeforeandaftersurgerymostofthepatientswerefight-eyedomin
5、ace.2、GroupAincluded42patientsamongwhom24patientshadfightdominanteyewhile18hadleftdominanteye.33(78.57%)ofthegroupAhadtheireyewithmildercataracttobedominant,and9people(21.43%)usedtheheaviercataracteyeasthedominanteyebeforesurgery.However,aftersurgerypeopleusingfighteyeasdominantamountedto31,whil
6、epeoplewithleft-eyedominancedecreasedto11.And10peoplechangedfromleft—eyedominancetoright·eyedominance,3peoplechangedfromright-eyedominancetoleft-eyedominance,and4patients’dominanteyeswereunstable.GroupBhadatotalof45persons,andtherewere26patientswitllright-eyedominanceand19witllleft—eyedominanceb
7、othbeforeandaftersurgery.Butaftersurgery,2patientschangedfromleft-eyedominancetofight—eyedominance,2changedfromright—eyedominancetoleft.eye5温州医学院硕士学位论文dominance,and5peoplehadunstableeyedominance.3、Intotal,42patientshadunilat
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