title: Radiology quiz case 1. Diagnosis: tracheocele.
authors.affiliation: Emory University School of Medicine, Atlanta, GA, USA.
authors.forename: Rupali N
authors.initials: RN
authors.lastname: Shah
authors.forename: Shatul L
authors.initials: SL
authors.lastname: Parikh
authors.forename: Michael M
authors.initials: MM
authors.lastname: Johns
mesh_terms: D003371:Cough / Q000209:etiology; D004417:Dyspnea / Q000209:etiology; D005260:Female; D006685:Hoarseness / Q000209:etiology; D006801:Humans; D008875:Middle Aged; D011859:Radiography; D014133:Tracheal Diseases / Q000000981:diagnostic imaging*