Sickle Cell Retinopathy Types Diagnosis And Treatment
When these vessels are blocked, abnormal blood vessel growth can occur and the retina thins. Over time, vision becomes impaired. Types of Sickle Cell Retinopathy There are two types of sickle cell retinopathy: Non-proliferative sickle retinopathy (NPSR): Because the sickle-shaped red blood cells create blockages in the blood vessels, the retina suffers from a lack of blood flow and cannot receive important nutrients and oxygen. Initially, this occurs on the peripheral retina, causing initial findings known as salmon patches due to the leakage of blood from vessels....