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Validation and Characterization of Transcatheter Aortic Valve Effective Orifice Area Measured by Doppler Echocardiography

✍ Scribed by Marie-Annick Clavel; Josep Rodés-Cabau; Éric Dumont; Rodrigo Bagur; Sébastien Bergeron; Robert De Larochellière; Daniel Doyle; Éric Larose; Jean G. Dumesnil; Philippe Pibarot


Book ID
119290805
Publisher
Elsevier
Year
2011
Tongue
English
Weight
783 KB
Volume
4
Category
Article
ISSN
1936-878X

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## Abstract We describe a series of patients with suspected aortic stenosis who were noted to have a significant aortic valve gradient by Doppler echocardiography but only a minimal gradient during cardiac catheterization. Although the pressure recovery phenomenon partially explained this discrepan