Acute unilateral retrobulbar neuritis.
D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D002675:Child, Preschool; D005500:Follow-Up Studies; D006801:Humans; D008875:Middle Aged; D009103:Multiple Sclerosis / Q000150:complications*; D009902:Optic Neuritis / Q000209:etiology*