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Opinion Review
Copyright: ©Author(s) 2026.
World J Diabetes. Jun 15, 2026; 17(6): 119328
Published online Jun 15, 2026. doi: 10.4239/wjd.119328
Table 1 Role of comorbidities and systemic factors
Factors
Impact on diabetic retinopathy
HypertensionAccelerates microvascular damage
DyslipidemiaPromotes exudate formation
ObesityEnhances inflammation
Chronic kidney diseaseReflects systemic microangiopathy
Table 2 Phenotype-specific pathophysiological differences
Mechanism
T1DM
T2DM
LADA
MODY
Insulin deficiencyAbsoluteRelativeProgressiveVariable
Insulin resistanceMinimalProminentModerateMinimal
InflammationModerateHighModerateLow-moderate
Onset of diabetic retinopathyDelayedOften earlyIntermediateVariable


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