Diabetic retinopathy treatment improves vision (IMAGE) NIH/National Eye Institute Caption Raj Maturi, M.D., with a patient. Images illustrate vision improvement with treatment for diabetic retinopathy. Credit Raj Maturi, M.D. Usage Restrictions With credit License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.