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Standard retinal photograph #8A

Standard photograph from the Early Treatment of Diabetic Retinopathy Study (ETDRS), which is used as the gold standard for grading severity in the clinical and research arena. Photograph #8A show intraretinal microvascular abnormalities (eg, dilated capillaries).

Reproduced with permission from: Early Treatment Diabetic Retinopathy Study Research Group. Grading diabetic retinopathy from stereoscopic colour fundus photographs--an extension of the modified Airlie House classification. ETDRS report number 10. Ophthalmology 1991; 98:786. Copyright © 1991 Fundus Photograph Reading Center Department of Ophthalmology & Visual Sciences University of Wisconsin – Madison.

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