Malignant chemodectoma of posterior mediastinum.
D000368:Aged; D006801:Humans; D008297:Male; D008479:Mediastinal Neoplasms / Q000473:pathology* / Q000532:radiotherapy; D008482:Mediastinum / Q000648:ultrastructure; D010236:Paraganglioma, Extra-Adrenal / Q000473:pathology* / Q000532:radiotherapy