Diabetic RetinopathyDiabetic AngiopathiesPolymorphism, GeneticPolymorphism, Single NucleotideDiabetic NephropathiesDiabetes Mellitus, Type 2Diabetes Mellitus, ExperimentalGene FrequencyGenetic Predisposition to DiseaseGenotypeDiabetes Mellitus, Type 1Retinopathy of PrematurityRetinal VesselsAllelesCase-Control StudiesDiabetic FootDiabetes MellitusHaplotypesBlood GlucoseDiabetes ComplicationsPregnancy in DiabeticsAsian Continental Ancestry GroupHemoglobin A, GlycosylatedRisk FactorsGenetic Association StudiesRetinaRetinal NeovascularizationPhotographyPolymerase Chain ReactionLight CoagulationStreptozocinRetinal DiseasesVitreous BodyInsulinFluorescein AngiographyAlbuminuriaPeptidyl-Dipeptidase AHyperglycemiaHypoglycemic AgentsBlood-Retinal BarrierLinkage DisequilibriumLaser CoagulationLeukostasisChinaVitrectomyVisual AcuityDiabetic CardiomyopathiesFundus OculiMacular EdemaPolymorphism, Restriction Fragment LengthHomozygoteDiabetic DietOdds RatioMethylenetetrahydrofolate Reductase (NADPH2)Reference ValuesAldehyde ReductaseGenetic VariationVascular Endothelial Growth Factor AJapanPhenotypeVitreous HemorrhageGlycosylation End Products, AdvancedOphthalmoscopyEuropean Continental Ancestry GroupGenetic MarkersRetinal HemorrhageProspective StudiesReceptors, CalcitriolDisease ProgressionPericytesPolymorphism, Single-Stranded ConformationalCohort StudiesDiabetic NeuropathiesGlucoseTime FactorsBlood PressureCross-Sectional StudiesPrevalenceHypertensionBase SequenceBlindnessFollow-Up StudiesPromoter Regions, GeneticBiological MarkersCapillariesIndiaTreatment OutcomeSeverity of Illness IndexChi-Square DistributionOphthalmologyLogistic ModelsOxidative StressSequence Analysis, DNAHeterozygoteRetrospective StudiesGlutathione TransferaseOptometryEye DiseasesAge of OnsetRetinal Artery