Passive Leg Raise Stress Echocardiography in Severe Paradoxical Low-Flow, Low-Gradient Aortic Stenosis

Eric Buffle,Athanasios Papadis, Martina Boscolo Berto,Christoph Gräni,Christian Seiler,Stefano F de Marchi

Journal of the American Society of Echocardiography（2022）

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摘要

•Low-flow, low-gradient AS remains a diagnostic challenge.•Dobutamine stress echocardiography is used to select candidates for AV replacement.•PLR is a safe and reversible volume challenge.•PLR added to dobutamine improves the stress stimulus.

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关键词

Aortic stenosis,Low-flow,Low-gradient aortic stenosis,Echocardiography,Stress echocardiography,Leg raise,Volume challenge

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