Diabetic Retinopathy Classification ETDRS

 

Clinically-significant macular edema (CSME)

Clinically Significant Macular Edema

Clinically Significant Macular Edema

Retinal edema located at or within 500 μm of the center of the macula Hard exudates at or within 500 μm of the center if associated with thickening of adjacent retina A zone of thickening larger than 1 disc area if located within 1 disc diameter of the center of the macula

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