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1、ThenormalstructureoftheeyeballTerms角膜：corneaCorne/o--,Cornea角膜，Megacornea大角膜，Microcornea小角膜，Kerat/o--,Keratitis角膜炎，Keratomalacia角膜软化症巩膜：scleraScler/o--,Scleritis巩膜炎，Episcleritis表层巩膜炎，Episclera巩膜上层（epi--，beyondsomething）,epidermis表皮，上皮Epidermal表皮的，外皮的虹膜:iris,Irid/
2、o--,Iridotomy虹膜切开术，iridectomy虹膜切除术，iridocyclitis虹膜睫状体炎睫状体：ciliarybody脉络膜:choroid,Choroid/o--,choroidal脉络膜的，choroidoretinitis脉络膜视网膜炎视网膜：retin/oretinitis视网膜炎，retinopathy视网膜病变,diabeticretinopathy糖尿病视网膜病变瞳孔:pupil,Pupill/o--,pupillomotor瞳孔运动的，pupillometer瞳孔计玻璃体:vitreo
3、us,Vitre/o--,vitreous玻璃体的,Vitrectomy玻璃体切除术,Vitreretinal玻璃体视网膜的,Vitreretinopathy玻璃体视网膜病变晶状体：lens视盘：opticdisk黄斑:macular视神经：opticnerve中央凹:FoveaDiabeticretinopathyDefinitionCausesSymptomsRiskfactorsTestsanddiagnosisWhentoseekmedicaladviceComplicationsTreatmentsanddru
4、gsPreventionDiabeticretinopathyCausesWhenyouhavediabetes,yourbodydoesn'tusesugar(glucose)properly.CausesIfyourbloodsugarlevelistoohigh,yournaturallensmayswell—whichcanbluryourvision.CausesEventually,toomuchsugarinyourbloodcandamagethetinybloodvessels(capillaries毛
5、细血管)thatnourishtheretina.Thiscanresultindiabeticretinopathy.capillary,Capill/o-,n.&adj.毛细管(的)Capillaritis毛细管炎SymptomsAtfirst,diabeticretinopathymaycausenosymptomsoronlymildvisionproblems.SymptomsYoucanhavediabeticretinopathyandnotknowit.Infact,symptomsareunusuali
6、ntheearlystagesofdiabeticretinopathy.SymptomsEventually,however,diabeticretinopathycanresultinblindness.InChina,diabeticretinopathyisaleadingcauseofblindnessinadults.symptomsInfact,upto45percentofadultsdiagnosedwithdiabetesinChinahavesomedegreeofdiabeticretinopat
7、hy,accordingtotheNationalEyeInstitute.symptomsAndthelongeryouhavediabetes,themorelikelyyouaretodevelopdiabeticretinopathy.SymptomsDiabeticretinopathyusuallyaffectsbotheyes.SymptomsAstheconditionprogresses,diabeticretinopathysymptomsmayinclude:A)Spotsfloatinginyou
8、rvisionB)BlurredvisionC)DarkstreaksoraredfilmthatblocksyourvisionD)PoornightvisionE)VisionlossDiabeticretinopathyisusuallyclassifiedasearlyoradvanced.Earlydiab
