Utility of E/e′ Ratio During Low-Level Exercise to Diagnose Heart Failure With Preserved Ejection Fraction

Tomonari Harada,Masaru Obokata,Kazuki Kagami,Hidemi Sorimachi,Toshimitsu Kato,Noriaki Takama,Naoki Wada,Hideki Ishii

JACC: Cardiovascular Imaging（2023）

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摘要

E/e' ratio during low-level exercise is highly feasible and predicts normal E/e' ratio or PCWP during peak exercise with high specificity. These data suggest that E/e' could be used as an alternative to the peak exercise value to rule out HFpEF in patients with dyspnea.

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diagnosis,dyspnea,echocardiography,exercise,heart failure with preserved ejection fraction

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