Doppler.ptical coherence tomography. The damaged blood vessels are also not as effective at carrying oxygen to the retina, which can also cause damage. This treatment is also used for some kinds of glaucoma. People with diabetic retinopathy may need eye exams more frequently. Light rays are focused onto the retina, where they are transmitted to the brain and interpreted as the images you see. This leakage permits protein to accumulate in the retina causing the retina to become swollen or “waterlogged” . If so, discontinuing medication will stop, but not reverse, any damage. A detached retina can be reattached. The damaged vessels can have bulges in their walls aneurysms, they can leak blood into the surrounding jellylike material vitreous that fills the inside of the eyeball, they can become completely closed, or new vessels can begin to grow where there would not normally be any: although these new blood vessels are growing in the eye, they cannot nourish the retina and they bleed easily, releasing blood into the inner region of the eyeball, which can cause dark spots and cloudy vision.
There are two types of diabetic retinopathy: Background or non proliferative diabetic retinopathy NPDR Nonproliferative diabetic retinopathy NPDR is the earliest stage of diabetic retinopathy. The floating spots are haemorrhages that require prompt treatment. People with early diabetic retinopathy may not need treatment. In this test, a fluorescent dye is injected into the bloodstream, often into an arm vein.