Classification | Observable findings |
No apparent retinopathy | No abnormalities |
Mild nonproliferative diabetic retinopathy | Microaneurysms only |
Moderate nonproliferative diabetic retinopathy | More than just microaneurysms but less than severe nonproliferative diabetic retinopathy* |
Severe nonproliferative diabetic retinopathy | No signs of proliferative retinopathy and any of the following:
|
Proliferative diabetic retinopathy | At least 1 of the following:
|
No apparent macular edema | No apparent retinal thickening or hard exudates in posterior pole |
Diabetic macular edema is present¶ | Some apparent retinal thickening or hard exudates in posterior pole |
* Other findings may include hard exudates, cotton wool spots, or dot and blot hemorrhages.
¶ Diabetic macular edema is categorized as center involved (retinal thickening in the macula that involves the central subfield zone) or non-center involved.Do you want to add Medilib to your home screen?