title: A young man with unexplained dyspnea.
authors.affiliation: Department of Pulmonary, Allergy, and Critical Care Medicine, Cleveland Clinic Foundation, OH 44195, USA.
authors.forename: Firas
authors.initials: F
authors.lastname: Zahr
authors.forename: Atul C
authors.initials: AC
authors.lastname: Mehta
authors.forename: Omar A
authors.initials: OA
authors.lastname: Minai
mesh_terms: D000328:Adult; D001999:Bronchoscopy; D003937:Diagnosis, Differential; D004106:Dilatation; D004417:Dyspnea / Q000175:diagnosis / Q000209:etiology* / Q000628:therapy; D005500:Follow-Up Studies; D005938:Glucocorticoids / Q000627:therapeutic use; D014890:Granulomatosis with Polyangiitis / Q000150:complications* / Q000175:diagnosis; D006801:Humans; D008297:Male; D011379:Prognosis; D012129:Respiratory Function Tests; D012720:Severity of Illness Index; D014057:Tomography, X-Ray Computed; D014135:Tracheal Stenosis / Q000150:complications* / Q000175:diagnosis / Q000628:therapy
chemical_list: D005938:Glucocorticoids