Juvenile nasopharyngeal haemangiofibroma.
D000367:Age Factors; D002648:Child; D018219:Histiocytoma, Benign Fibrous / Q000175:diagnosis / Q000601:surgery*; D006801:Humans; D008297:Male; D009303:Nasopharyngeal Neoplasms / Q000175:diagnosis / Q000601:surgery*; D009626:Terminology as Topic