8.1 DR Severity Scale
DR and DME classifications include proliferative and non-proliferative DR, vasogenic and non-vasogenic DME, tractional DME, mixed DME, focal and diffuse DME, and clinically significant macular edema (CSME).
Quiz Module 8.1
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1. According to the Early Treatment Diabetic Retinopathy Study (ETDRS):
2. True or False: Focal DME is generally associated with less macular thickening, better visual acuity, and less severe retinopathy severity than the diffuse form of the disease.