[Metastatic tracheal neoplasm--a case study].
D000231:Adenocarcinoma, Papillary / Q000000981:diagnostic imaging* / Q000473:pathology*; D000368:Aged; D006801:Humans; D008297:Male; D009362:Neoplasm Metastasis; D011859:Radiography; D013964:Thyroid Neoplasms / Q000473:pathology*; D014134:Tracheal Neoplasms / Q000000981:diagnostic imaging* / Q000473:pathology