title: X-ray study of the month. Facticial tracheal lesion.
mesh_terms: D003937:Diagnosis, Differential; D006801:Humans; D007821:Laryngeal Muscles / Q000000981:diagnostic imaging*; D007822:Laryngeal Neoplasms / Q000175:diagnosis; D007830:Larynx / Q000000981:diagnostic imaging*; D008297:Male; D008875:Middle Aged; D009132:Muscles / Q000000981:diagnostic imaging*; D011859:Radiography