title: Two cases of thrombotic stenosis in SAPIEN XT valves after transapical implantation.
authors.affiliation: Department of Cardiology, Aarhus University Hospital, Skejby, Aarhus, Denmark.
authors.forename: Tina H
authors.initials: TH
authors.lastname: Leetmaa
authors.forename: Steen H
authors.initials: SH
authors.lastname: Poulsen
authors.forename: Bjarne L
authors.initials: BL
authors.lastname: Nørgaard
authors.forename: Kaj-Erik
authors.initials: KE
authors.lastname: Klaaborg
authors.forename: Kim
authors.initials: K
authors.lastname: Terp
authors.forename: Søren
authors.initials: S
authors.lastname: Høyer
authors.forename: Evald H
authors.initials: EH
authors.lastname: Christiansen
authors.forename: Henning R
authors.initials: HR
authors.lastname: Andersen
mesh_terms: D001021:Aortic Valve / Q000000981:diagnostic imaging / Q000473:pathology; D001344:Autopsy; D006328:Cardiac Catheterization / Q000009:adverse effects / Q000295:instrumentation / Q000379:methods; D017548:Echocardiography, Transesophageal; D017809:Fatal Outcome; D006350:Heart Valve Prosthesis; D019918:Heart Valve Prosthesis Implantation / Q000009:adverse effects / Q000295:instrumentation / Q000379:methods; D006801:Humans; D061330:Multidetector Computed Tomography; D011474:Prosthesis Design; D011475:Prosthesis Failure; D013927:Thrombosis / Q000175:diagnosis / Q000209:etiology*; D013997:Time Factors