Supranormal Ejection Fraction as a Clinical Red Flag: Differentiating Hemodynamic Stress From Intrinsic Cardiomyopathy in Heart Failure
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Objective: To show that heart failure with supranormal ejection fraction (HFsnEF, left ventricular ejection fraction [LVEF] ≥ 65%) is not a marker of cardiac health but a specific enrichment zone for malignant cardiomyopathies a... ...
