For example, doses of 20-40mg per day of tamoxifen usually does not cause a problem, but much higher doses may cause irreversible damage. Unless your retina is damaged, your vision may return to its previous clarity. Your ophthalmologist may wait several months to a year to see if the blood will clear on its own before going ahead with surgery. In more advanced stages, the retina can become detached, causing blindness. In recent years targeting the pathway controlling vessel growth or angiogenesis has been promising. This research is being conducted in labs and clinical canters across the country. About half of all people with diabetic retinopathy will develop DBE. Microvascular complications and foot care.
Diabetic.etinopathy is a complication of diabetes. The arteries and veins can become blocked, thus resulting in a retinal artery or vein occlusion. There are two major types of retinopathy: non proliferative and proliferative. Optical coherence tomography OCR. These leaking vessels often lead to swelling or oedema in the retina. In the United States, new cases of blindness are most often caused by diabetic retinopathy .