Mondo Description Familial exudative vitreoretinopathy (FEVR) is a rare hereditary vitreoretinal disorder characterized by abnormal or incomplete vascularization of the peripheral retina leading to variable clinical manifestations ranging from no effects to minor anomalies, or even retinal detachment with blindness.

Disease Ontology Description A retinal vascular disease characterized by the prevention of blood vessel formation at the edges of the retina and the hemorrhage of the blood vessels in the retina.