Chemodectoma of the nose and sphenoid sinus.
D000368:Aged; D006801:Humans; D008297:Male; D009669:Nose Neoplasms / Q000000981:diagnostic imaging* / Q000473:pathology; D010236:Paraganglioma, Extra-Adrenal / Q000000981:diagnostic imaging* / Q000473:pathology; D010255:Paranasal Sinus Neoplasms / Q000000981:diagnostic imaging* / Q000473:pathology; D011859:Radiography; D013101:Sphenoid Sinus / Q000000981:diagnostic imaging* / Q000473:pathology