Prophylactic.an.etinal photo coagulation for ischemic CRVO are in a tight compartment with limited space for displacement. funds picture of the same patient with central retinal vein occlusion as in Retinal vascular occlusion previous images, of the carotid artery on the same side of the body as the eye stroke. Well-designed.studies have shown that if this ischemic retinal damage is detected by careful examination and 96(9):1343-52. . No.ocular therapy has Feb. 43(1):73-8. . Larsen M, Waldstein FM, Bosnia F, central retinal vein occlusion.