Cited by 269Cardiovascular Disease and AdiposityHeart Failure Treatment and ManagementCardiovascular Function and Risk Factors

The DOI matches its Crossref record; 41 of the 41 references it cites were found in a registry or an index.

Hemodynamic and Functional Impact of Epicardial Adipose Tissue in Heart Failure With Preserved Ejection Fraction

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Abstract

Objectives This study determined the impact of excess epicardial adipose tissue (EAT) in patients with the obese phenotype of heart failure with preserved ejection fraction (HFpEF).Background Patients with HFpEF and an elevated body mass index differ from nonobese patients, but beyond generalized obesity, fat distribution may be more important. Increases in EAT are associated with excess visceral adiposity, inflammation, and cardiac fibrosis, and EAT has been speculated to play an important role in the pathophysiology of HFpEF, but no study has directly evaluated this question.Methods Patients with HFpEF and obesity (n = 169) underwent invasive hemodynamic exercise testing with expired gas analysis and echocardiography. Increased EAT was defined by echocardiography (EAT thickness ≥9 mm).Results Compared with obese patients without increased EAT (HFpEF EAT-, n = 92), obese patients with HFpEF with increased EAT (HFpEF EAT+; n = 77) displayed a higher left ventricular eccentricity index, indicating increased pericardial restraint, but similar resting biventricular structure and function. In contrast, hemodynamics were more abnormal in patients with HFpEF EAT+, with higher right atrial, pulmonary artery, and pulmonary capillary wedge pressures at rest and during exercise compared with those of patients with HFpEF EAT-. Peak oxygen consumption (VO 2) was reduced in both groups but was 20% lower in patients with HFpEF EAT+ (p < 0.01).Conclusions Among patients with the obese phenotype of HFpEF, the presence of increased EAT is associated with more profound hemodynamic derangements at rest and exercise, including greater elevation in cardiac filling pressures, more severe pulmonary hypertension, and greater pericardial restraint, culminating in poorer exercise capacity. Further study is needed to understand the biology and treatment of excessive EAT in patients with HFpEF.

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Authors
Koepp, K. E., Obokata, M., Reddy, Y. N. V., Olson, T. P., & Borlaug, B. A.
Affiliations
Mayo Clinic (US)
Corresponding author
Borlaug, Barry A.
Venue
JACC Heart Failure
Publisher
Elsevier BV
Published
2020-08
Volume
8
Issue
8
Pages
657-666
ISSN
2213-1779 (ISSN-L)
OpenAlex
W3041438146
Cited by
269
References
41
Citations by year
2026: 29 · 2025: 68 · 2024: 57 · 2023: 43 · 2022: 35 · 2021: 31 · 2020: 5
FWCI
17.62
Type
journal article
Language
en
Open access
Locations
  • JACC Heart Failure (publishedVersion)
  • PubMed (publishedVersion)
  • PubMed Central (acceptedVersion)
Funders
National Heart, Lung, and Blood Institute
Topics
  • Health Sciences › Medicine › Cardiology and Cardiovascular Medicine › Cardiovascular Disease and Adiposity
  • Health Sciences › Medicine › Cardiology and Cardiovascular Medicine › Heart Failure Treatment and Management
  • Health Sciences › Medicine › Cardiology and Cardiovascular Medicine › Cardiovascular Function and Risk Factors
Keywords
epicardial adipose tissue, heart failure with preserved ejection fraction, obesity, hemodynamics, cardiac filling pressure, pulmonary hypertension, exercise capacity, visceral fat, myocardial fibrosis
MeSH terms
Adipose Tissue, Aged, Echocardiography, Female, Follow-Up Studies, Heart Atria, Heart Failure, Heart Ventricles, Humans, Male, Pericardium, Pulmonary Wedge Pressure, Retrospective Studies, Stroke Volume, Exercise Tolerance

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