title: Salivary gland choristoma of the middle ear and mastoid.
abstract: We report a choristoma larger than those previously reported. Its possible causes are discussed.
mesh_terms: D000328:Adult; D002828:Choristoma / Q000473:pathology*; D004428:Ear Neoplasms / Q000473:pathology*; D004432:Ear, Middle / Q000473:pathology; D006801:Humans; D008297:Male; D008416:Mastoid / Q000473:pathology; D012469:Salivary Glands; D012888:Skull Neoplasms