Proposed international clinical diabetic retinopathy and diabetic macular edema disease severity scales

Purpose To develop consensus regarding clinical disease severity classification systems for diabetic retinopathy and diabetic macular edema that can be used around the world, and to improve communication and coordination of care among physicians who care for patients with diabetes. Design Report regarding the development of clinical diabetic retinopathy disease severity scales. Participants A group of 31 individuals from 16 countries,...