Patients who started the trial with 20/40 or better vision experienced similar improvements in vision no matter which of the three drugs they were given. People with diabetes can also greatly reduce the possibilities of eye complications by going to their routine examinations with an eye doctor and taking part in the national screening programme. With this condition, damaged blood vessels in the retina begin to leak extra fluid and small amounts of blood into the eye. In this test, a fluorescent dye is injected into the bloodstream, often into an arm vein. In proliferative retinopathy, new, structurally unstable blood vessels grow on the surface of the retina. The new blood vessels can also cause scar tissue to grow. For abnormal blood vessel growth neovascularization, the laser treatments are delivered over the peripheral retina. The effect of diabetes on the eye is called diabetic retinopathy. Diabetes Care. 2015;38:S58-S66. Different diseases can cause retinopathy.

Preventing Diabetic Retinopathy You can help protect yourself from diabetic retinopathy by having your eyes checked at least once a year by an ophthalmologist. They include several days of blurred vision after each treatment and possible loss of side peripheral vision. Vitrectomy may be performed as an outpatient procedure or as an inpatient procedure, usually requiring a single overnight stay in the hospital. A procedure called laser photo coagulation can be performed to seal or destroy growing or leaking blood vessels in the retina.