title: Cylindroma of the trachea and left main bronchus.
mesh_terms: D001984:Bronchial Neoplasms / Q000601:surgery; D003528:Carcinoma, Adenoid Cystic / Q000601:surgery; D006801:Humans; D008297:Male; D008875:Middle Aged; D014134:Tracheal Neoplasms / Q000601:surgery