title: Images in clinical medicine. Vanishing mediastinal mass.
authors.affiliation: Toronto General Hospital, Toronto, ON, Canada.
authors.forename: Marc
authors.initials: M
authors.lastname: de Perrot
authors.forename: Yaron
authors.initials: Y
authors.lastname: Shargall
mesh_terms: D000328:Adult; D000783:Aneurysm / Q000150:complications / Q000000981:diagnostic imaging*; D006801:Humans; D002546:Ischemic Attack, Transient / Q000150:complications; D008297:Male; D008477:Mediastinal Diseases / Q000000981:diagnostic imaging*; D008482:Mediastinum / Q000098:blood supply* / Q000000981:diagnostic imaging; D014057:Tomography, X-Ray Computed