Diabetes is the leading cause of new cases of blindness in adults aged 18 to 64 years, with diabetic retinopathy as the most common cause of vision loss in people with diabetes. Fortunately, finding and treating diabetic retinopathy early can reduce the risk of blindness by 95%. Review which eye conditions may be caused by diabetes as well as their symptoms and key risk factors. Learn how medical assistants can help patients with diabetes improve their eye health.