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时间:2020-06-03
《白内障超声乳化术后3.0 mm和2.2 mm切口形态的眼前节OCT观察.pdf》由会员上传分享,免费在线阅读,更多相关内容在应用文档-天天文库。
1、456.中华眼视光学与视觉科学杂志2014年8月第16卷第8期ChinJOptomOphthalmolVisSci,August2014,Vo1.16,No-8·论著··微切口白内障手术·白内障超声乳化术后3.0mm和2.2mm切口形态的眼前节OCT观察常平骏丁锡霞赵云娥廉恒丽【摘要】目的对比白内障超声乳化术后3.0mm和2.2Him透明角膜切口构型及水肿程度的变化。方法前瞻性随机对照研究。选择Ⅱ至Ⅲ级核年龄相关性白内障患者35例(58眼),采用随机数字表法分为2组,其中3.0mm组,共30眼,2.2mm组,共28眼。术后2h,1周,1个月及3个月分别进
2、行前节OCT检查,观测角膜切口厚度以及外切VI哆开、内切口哆开、局部后弹力层脱离、切口失对合等4种切口形态特征。采用独立样本t检验、非参数秩和检验以及卡方检验进行数据分析。结果2组术后不同时期切口水肿程度差异均无统计学意义,切口水肿在术后3个月才基本消退。术后2h2组外切口哆开、内切口哆开、局部后弹力层脱离以及切口失对合发生率的差异均无统计学意义;术后l周3.0mm组较2.2IBm组在内切口哆开发生率上较高,两者差异有统计学意义(3.0mm组23%,2.2mm组4%,)f=5.192,P<0.05);术后3个月2组的各种角膜切口形态均愈合。结论对于Ⅱ至Ⅲ
3、级核的白内障而肓,微切口较传统小切口在角膜切口形态恢复时间上可能更短。【关键词】超声乳化白内障吸除术;微切口;体层摄影术。光学相干;角膜切口Comparisonof3.0mmand2.2mmclearcornealincisionarchitectureafterphacoemulsificationofcataract:ananteriorsegmentOCTstudyChangPint~un,DingXixia,ZhaoYune,LianHengli.EyeHospitalofWenzhouMedicalUniversity,Wenzhou32502
4、7,ChinaCorrespondingauthor:ZhaoYune.Email:zye@mail.eye..cn【Abstract】ObjectiveTocomparethearchitectureandwoundedemadegreechangesofclear—corneal3.0mmincisionsand2.2mmincisionsaftercataractremova1.MethodsItwasaprospectiverandomizedcontrolledstudy.Fifry—eighteyesof35agerelatedcatarac
5、tpatientswereincludedandthedensityofallthecataractsvariedfromgrade11tom(Emery.Littlesclassification).PatientswererandomizedtohavephaeoemulsifieationthroughasmaU-incision(3.0mm,n=30)orclearcornealmicroincision(2.2mm,n=28)byrandomdigitaltable.Anteriorsegmentopticalcoherencetomograp
6、hyevaluationwasperformedat2hours,1week,lmonthand3monthsaftersurgery.Incisionalcornealthicknessandwoundarchitecture,includingepithelialgaping,endothelialgaping,localdetachmentofDescemetsmembraneandlossofcoaptation,wereassessed.Independentsamplettest,nonparametricWilcoxonrank-SUN1t
7、estandChi—squaretestwereusedfordataanalysis.ResultsTherewasnostatisticallysignificantdiferenceinincisionalcornealedemadegreebetween2groupsatalltimepoints.At2hoursafterthesurgery,thedifferencebetween2groupsintheoccurrenceofepithelialgaping,endothelialgaping,localdetachmentofDescem
8、etsmembraneandlossofcoaptationwasnotstat
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