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BackgroundTranscatheter aortic valve replacement (TAVR) has become a treatment option for patients with severe aortic stenosis (AS) and high surgical risk. Assessment of symptoms in these patients is challenging because of advanced age, comorbidities, and limited physical activity. Noninvasive quantification of pulmonary capillary wedge pressure (PCWP) in candidates for TAVR may be helpful for risk...
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