These burns seal the blood vessels and stop them from growing and leaking. The doctor relies on several tests to monitor the progression of the disease and to make decisions for the appropriate treatment. Several anti-VEGF treatments are currently under review in both clinical trials and in preclinical labs. 1 Read the How Not to Lose Weight With Type 2 Diabetes article > > In the early stages of diabetic retinopathy, called non proliferative retinopathy, these blood vessels leak fluid and distort sight. This is called neovascularization. Controlling blood sugar levels in diabetes is critical in delaying the onset of diabetic retinopathy. Diabetic retinopathy affects blood vessels in the light-sensitive tissue called the retina that lines the back of the eye. Proliferative Retinopathy and Vitreous haemorrhage Proliferative retinopathy refers to the changes that occur when new, abnormal blood vessels begin to grow on the surface of your retina. These areas are pale because they are not getting enough blood. If blood sugar levels stay high, diabetic retinopathy will keep getting worse.
Laser eye surgery creates small burns in the retina where there are abnormal blood vessels. If you are not able to keep your blood sugar levels in a target range, it can cause damage to your blood vessels. The longer you have diabetes and the less controlled your blood sugar is, the more likely you are to develop this eye complication.