| BDR | Background diabetic retinopathy |
| DMI | Diabetic macular ischemia |
| PDR | Proliferative diabetic retinopathy |
| NPDR | Non-Proliferative Diabetic Retinopathy |
| CVF | Central Visual Field |
| IRMA | Intraretinal Microvascular Abnormalities |
| BC | Base Curve |
| MA | Microaneurysm |
| DM | Mellitus |
| R2 | Pre-proliferative Retinopathy |
| DME | Diabetic Macular Edema |
| ETDRS | Early Treatment Diabetic Retinopathy Study |
| HMs | Hemorrhages |
| EXs | Exudates |
| HEs | Hard Exudates |
| SEs | Soft Exudates |
| VB | Venous Beading |
| NV | Neovascularization |
| ME | Macular Edema |
| OD | Optic Disc |
| AMD | Age-Related Macular Degeneration |
| AAO | American academy of Ophthalmology |
| ICDR | International Clinical Diabetic Retinopathy |
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