title: [Primary tracheal tumors: report of 4 cases with primary cancers of the trachea and of 1 case with benign tumor].
mesh_terms: D000230:Adenocarcinoma / Q000601:surgery; D000328:Adult; D000368:Aged; D003528:Carcinoma, Adenoid Cystic / Q000601:surgery; D002294:Carcinoma, Squamous Cell / Q000601:surgery; D005260:Female; D006801:Humans; D008297:Male; D014132:Trachea / Q000601:surgery; D014134:Tracheal Neoplasms / Q000601:surgery*