In ischemic CRVO:  the risk of developing anterior segment NV exists mainly during the first 7-8 months of the disease; the maximum risk of developing NVG is about 45%, and current conventional wisdom is wrong in assuming that all eyes with iris or angle NV go on to develop NVG; 1/3 of eyes with iris NV and ¼ of eyes with iris and angle NV do not progress to develop NVG on follow-up Fig. 15. If you experience symptoms of a retinal tear or retinal detachment, such as flashes and floaters, contact Dr Ko or Dr. In our studies on panretinal photocoagulation, we saw some eyes develop fulminant neovascular glaucoma in spite of early and extensive panretinal photocoagulation of up to about 3,500 burns and finally become totally blind and even developed phthisis bulbi. Your optician or ophthalmologist will be able to let you know if your sight is good enough for driving. These injections are given into the eye over a number of months. A dye may be injected intravenously and examined under illumination to determine effects on blood circulation fluorescein angiography . In contrast to that, if panretinal photocoagulation is done in every eye with acute ischemic CRVO with the hope of preventing neovascular glaucoma, as is often advocated, then a vast majority of the eyes are going to lose their peripheral vision and that combined with a large central scotoma is going to convert most of the eyes practically blind which otherwise would have had good peripheral vision - that is not a good medicine. Retina. 2007 Jun. 275:578-83. Besides having an eye exam to detect signs of an eye occlusion, you'll also need your family doctor or internal medicine physician to evaluate you for high blood pressure, artery disease or heart problems that may be responsible for the blockage.

A.itrectomy is an outpatient micro surgical procedure that is used as a treatment for diabetic retinopathy, macular enema, vitreous haemorrhage, neovascularization, and other eye conditions.  Even if new blood vessels are found before a serious bleed, such laser treatment is still helpful and may prevent the need for surgery to remove blood from the eye.  Epstein D, Algvere AV, Avon Wendy G, Se regard S, Kvanta A. The greatest concentration of cones is found in the macula and fovea at the canter of the retina.  Medline . In diabetic retinopathy, the blood vessels affected are much smaller than the arteries involved in classic retinal artery occlusion.

Retinal vascular occlusion