Perivenous angiolipoma of the internal jugular vein.
D006258:Head and Neck Neoplasms / Q000473:pathology; D006391:Hemangioma / Q000473:pathology; D006801:Humans; D007223:Infant; D007601:Jugular Veins / Q000473:pathology; D008067:Lipoma / Q000473:pathology; D008297:Male; D009333:Neck / Q000473:pathology