| umls-concept:C0206178 | skos:definition | MSH: Infection of the retina by cytomegalovirus characterized by retinal necrosis, hemorrhage, vessel sheathing, and retinal edema. Cytomegalovirus retinitis is a major opportunistic infection in AIDS patients and can cause blindness.,CSP: opportunistic retinal herpes viral infection in AIDS. | lld:umls |