title: Pedunculated endotracheal metastasis.
mesh_terms: D000230:Adenocarcinoma / Q000000981:diagnostic imaging* / Q000601:surgery; D006801:Humans; D007680:Kidney Neoplasms / Q000601:surgery; D008297:Male; D008875:Middle Aged; D009362:Neoplasm Metastasis; D011859:Radiography; D014134:Tracheal Neoplasms / Q000000981:diagnostic imaging* / Q000601:surgery