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Review
. 2022 Oct;19(5):267-278.
doi: 10.1007/s11897-022-00560-3. Epub 2022 Jul 15.

Heart Failure in Chronic Infectious and Inflammatory Conditions: Mechanistic Insights from Clinical Heterogeneity

Affiliations
Review

Heart Failure in Chronic Infectious and Inflammatory Conditions: Mechanistic Insights from Clinical Heterogeneity

Nour Beydoun et al. Curr Heart Fail Rep. 2022 Oct.

Abstract

Purpose of review: The balance between inflammation and its resolution plays an important and increasingly appreciated role in heart failure (HF) pathogenesis. In humans, different chronic inflammatory conditions and immune-inflammatory responses to infection can lead to diverse HF manifestations. Reviewing the phenotypic and mechanistic diversity of these HF presentations offers useful clinical and scientific insights.

Recent findings: HF risk is increased in patients with chronic inflammatory and autoimmune disorders and relates to disease severity. Inflammatory condition-specific HF manifestations exist and underlying pathophysiologic causes may differ across conditions. Although inflammatory disease-specific presentations of HF differ, chronic excess in inflammation and auto-inflammation relative to resolution of this inflammation is a common underlying contributor to HF. Further studies are needed to phenotypically refine inflammatory condition-specific HF pathophysiologies and prognoses, as well as potential targets for intervention.

Keywords: Chronic inflammatory and autoimmune disorders; Heart failure pathogenesis; Inflammation resolution; Persistent inflammation; Trained immunity.

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Conflict of interest statement

The authors declare no competing interests.

Figures

Fig. 1
Fig. 1
Diversity of heart failure immunopathogenesis: infection, auto-inflammation, and impaired injury responses

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