Invasive Hemodynamic Assessment of “Paradoxical” Low-Flow Severe Aortic Stenosis

Invasive Hemodynamic Assessment of “Paradoxical” Low-Flow Severe Aortic Stenosis

[...]the calculated valvulo-arterial impedance (Zva) cannot be considered accurate given the fact that the systolic arterial pressure was not measured at the time of stroke volume calculation during echocardiography but instead "was taken from the closest recorded non-invasive measurement in th...

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Veröffentlicht in:Journal of the American College of Cardiology 2013-10, Vol.62 (16), p.1492-1493
Hauptverfasser: O'Sullivan, Crochan J., MB, BCh, Stortecky, Stefan, MD, Wenaweser, Peter, MD
Format: Artikel
Sprache:eng
Schlagworte:
Aortic Valve Stenosis - diagnostic imaging
Aortic Valve Stenosis - physiopathology
Cardiac Catheterization
Cardiology
Cardiovascular
Female
Humans
Internal Medicine
Male
Stroke
Stroke Volume
Ultrasonography
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Zusammenfassung:[...]the calculated valvulo-arterial impedance (Zva) cannot be considered accurate given the fact that the systolic arterial pressure was not measured at the time of stroke volume calculation during echocardiography but instead "was taken from the closest recorded non-invasive measurement in the patient charts."
ISSN:0735-1097
1558-3597
DOI:10.1016/j.jacc.2013.05.084