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

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.