Fast Five Quiz: Diabetic Macular Edema

Andrew A. Dahl, MD


October 20, 2020

Figure 1. Diabetic retinopathy: retinal changes in diabetes including macular edema.

The Early Treatment Diabetic Retinopathy Study defines CSME as:

  • Retinal thickening within 500 µm of the center of the fovea

  • Hard, yellow exudates within 500 µm of the center of the fovea with adjacent retinal thickening

  • At least one disc area of retinal thickening, any part of which is within one disc diameter of the center of the fovea

Learn more about the signs of DME.


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