title: Unexpected periaortic cavity during heart surgery.
authors.affiliation: Department of Anesthesiology, Montreal Heart Institute, Montreal, Quebec, Canada.
authors.forename: Sébastien
authors.initials: S
authors.lastname: Garneau
authors.forename: Philippe
authors.initials: P
authors.lastname: Demers
authors.forename: André Y
authors.initials: AY
authors.lastname: Denault
mesh_terms: D017541:Aneurysm, False / Q000000981:diagnostic imaging / Q000601:surgery; D001013:Aorta, Thoracic / Q000002:abnormalities*; D006348:Cardiac Surgical Procedures; D017548:Echocardiography, Transesophageal; D006801:Humans; D008297:Male; D008875:Middle Aged; D016896:Treatment Outcome; D018487:Ventricular Dysfunction, Left / Q000000981:diagnostic imaging / Q000601:surgery