Swelling and thickening in the macula's layers when fluids and protein depositions build up, which causes distorted vision. It occurs when abnormal blood vessels grow in the deep retina leading to leakage and is common in diabetic retinopathy.
Swelling and thickening in the macula's layers when fluids and protein depositions build up, which causes distorted vision. It occurs when abnormal blood vessels grow in the deep retina leading to leakage and is common in diabetic retinopathy.