Key result
HFrEF biomarkers link to metabolism and proliferation while HFpEF profiles associate with inflammation and matrix remodeling.
Why the study?
Information on the pathophysiological differences between HFrEF versus HFpEF is needed.
What are the distinct pathophysiological mechanisms and biological pathways differentiating HFrEF from HFpEF based on biomarker network analysis?
Observational (n=2,348)
What are the distinct pathophysiological mechanisms and biological pathways differentiating HFrEF from HFpEF based on biomarker network analysis?
Network analysis of biomarkers reveals distinct pathophysiological pathways in heart failure, with HFrEF driven by cellular proliferation and metabolism, and HFpEF driven by inflammation and extracellular matrix reorganization.
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Captured external expert commentary on this paper, strongest first. Original sources are linked where available.
“This combination of greater precision medicine tools and the growing statistical implausibility of sequential negative heart failure trials has led to a breaking point realization: perhaps the fault lies in our current approach to heart failure rather than deficiencies in prior therapeutic strategies.”
Highlights divergent HFrEF/HFpEF pathways; hypothesis-generating and requires prospective validation before clinical translation.
Tromp et al. (2018) conducted an observational in Heart failure (n=2,348). Heart failure with reduced ejection fraction (HFrEF) vs. Heart failure with preserved ejection fraction (HFpEF) was evaluated on Unique biomarker correlations and biological pathways. Biomarker profiles specific for HFrEF are related to cellular proliferation and metabolism, whereas profiles specific for HFpEF are related to inflammation and extracellular matrix reorganization.
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