familial exudative vitreoretinopathy


vitreoretinopathy, familial exudative 

An autosomal dominant disorder involving chromosome 11q, although some cases may be X-linked. It is characterized by abrupt cessation of peripheral vessels at the equator, especially on the temporal side, resulting in vitreous degeneration, peripheral telangiectasia and fibrovascular proliferation. Complications include subretinal exudation and tractional retinal detachment. Possible treatments include photocoagulation or cryopexy.