Journal of the American Society of Echocardiography
Volume 23, Issue 4 , Pages 380-386, April 2010

Validation of Conventional and Simplified Methods to Calculate Projected Valve Area at Normal Flow Rate in Patients With Low Flow, Low Gradient Aortic Stenosis: The Multicenter TOPAS (True or Pseudo Severe Aortic Stenosis) Study

  • Marie-Annick Clavel, DVM, MSc

      Affiliations

    • Institut Universitaire de Cardiologie et de Pneumologie de Québec/Quebec Heart and Lung Institute, Laval University, Quebec, Quebec City, Canada
    • ,
  • Ian G. Burwash, MD

      Affiliations

    • University of Ottawa Heart Institute, Ottawa, Ontario, Canada
    • ,
  • Gerald Mundigler, MD

      Affiliations

    • Vienna General Hospital, Medical University of Vienna, Vienna, Austria
    • ,
  • Jean G. Dumesnil, MD

      Affiliations

    • Institut Universitaire de Cardiologie et de Pneumologie de Québec/Quebec Heart and Lung Institute, Laval University, Quebec, Quebec City, Canada
    • ,
  • Helmut Baumgartner, MD

      Affiliations

    • Munster General Hospital, Munster, Germany
    • ,
  • Jutta Bergler-Klein, MD

      Affiliations

    • Vienna General Hospital, Medical University of Vienna, Vienna, Austria
    • ,
  • Mario Sénéchal, MD

      Affiliations

    • Institut Universitaire de Cardiologie et de Pneumologie de Québec/Quebec Heart and Lung Institute, Laval University, Quebec, Quebec City, Canada
    • ,
  • Patrick Mathieu, MD

      Affiliations

    • Institut Universitaire de Cardiologie et de Pneumologie de Québec/Quebec Heart and Lung Institute, Laval University, Quebec, Quebec City, Canada
    • ,
  • Christian Couture, MD

      Affiliations

    • Institut Universitaire de Cardiologie et de Pneumologie de Québec/Quebec Heart and Lung Institute, Laval University, Quebec, Quebec City, Canada
    • ,
  • Rob Beanlands, MD FRCP C

      Affiliations

    • University of Ottawa Heart Institute, Ottawa, Ontario, Canada
    • ,
  • Philippe Pibarot, DVM, PhD

      Affiliations

    • Institut Universitaire de Cardiologie et de Pneumologie de Québec/Quebec Heart and Lung Institute, Laval University, Quebec, Quebec City, Canada
    • Corresponding Author InformationReprint requests: Philippe Pibarot, Institut Universitaire de Cardiologie et de Pneumologie de Québec, 2725 Chemin Sainte-Foy, Quebec, QC, G1V-4G5, Canada.

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 This work was supported by grant 57445 from the Canadian Institutes of Health Research (Ottawa, ON, Canada). Dr Pibarot holds the Canada Research Chair in Valvular Heart Diseases at the Canadian Institutes of Health Research. Dr Mathieu is a research scholar at Fonds de Recherches en Santé du Québec (Montreal, QC, Canada).

PII: S0894-7317(10)00099-4

doi:10.1016/j.echo.2010.02.002

Journal of the American Society of Echocardiography
Volume 23, Issue 4 , Pages 380-386, April 2010

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