Dominant exudative vitreoretinopathy (DEVR) is an eye disease which has only recently received wider attention. In 1969 Criswick and Schepens used the designation "familial exudative vitreoretinopathy" to describe a syndrome they observed in six patients belonging to two families. The condition was characterized by several symptoms involving the vitreous and retina, e. g. "posterior vitreous detachment, organized vitreous membranes, heterotopia of the macula, retinal neovascularizations, subretinal and intraretinal exudates, and localized retinal detachment". The clinical features impressed...