Cerebrospinal fluid otorrhea due to undifferentiated malignant mesenchymal cell tumor of the middle ear region: a case report.
D002558:Cerebrospinal Fluid Otorrhea / Q000209:etiology*; D002648:Child; D004428:Ear Neoplasms / Q000150:complications*; D004432:Ear, Middle; D006801:Humans; D008297:Male; D012509:Sarcoma / Q000150:complications*