title: Ocular toxocariasis demonstrated by ultrasound.
abstract: A 10-year-old white girl had a painless loss of central vision in the right eye. A white mass partially surrounded by blood was present in the macula of the right eye. Ultrasound examination revealed an elevated mass. ELISA test for Toxocara canis was positive. Further history revealed contact with puppies. The ELISA test ruled out tumor.
mesh_terms: D002648:Child; D005260:Female; D006801:Humans; D007816:Larva Migrans, Visceral / Q000175:diagnosis*; D008266:Macula Lutea / Q000469:parasitology*; D012164:Retinal Diseases / Q000469:parasitology; D014463:Ultrasonography