veg.ncreases vascular permeability, leading to macular enema and development of neovascularization. When one of these veins becomes blocked then the used blood cannot drain away properly. As with any serious condition, early treatment provides the best chances to save your sight. The principal factor influencing the development of ocular AV in RPO seems to be the severity and extent of retinal ischemia, while duration of follow-up since onset also plays an important role in determining the incidence of ocular AV. Medline . The most devastating potential problem in a vein occlusion is that of neovascularization. Early bevacizumab treatment of central retinal vein occlusion. Registration can act as your “passport” to expert help and sometimes to financial concessions. The receptor cells in the retina send nerve messages about what you see to the optic nerve. It can also happen with no foreseeable cause.
The receptor cells in the retina send nerve messages about what you see to the optic nerve. Classification of CRVO into non-ischemic and ischemic CRVO is essential because non-ischemic CRVO is a comparatively benign disease, with permanent central scotoma as the major complication from cystoid macular enema see below. Indeed, laser treatment can cause stabilization or, at times, regression of the vascular growth. Complications of Retinal Vascular Occlusion The condition can occasionally lead to complications and more serious symptoms. If you have sticky patches in your blood vessels they can catch any debris in your blood which in turn makes the plaques bigger.