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Definition: Heart decompensation due to abnormal filling of a usually stiffer-than-normal left ventricle with normal systolic function (i.e., normal ejection fraction). Left ventricular hypertrophy, thickening of the left cardiac muscle, is a common cause for the development of diastolic heart failure.

Synonym(s): HEFpEF (heart failure with preserved ejection fraction), HEFnEF (heart failure with normal ejection fraction)

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.