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ACC 2026 Late-Breaking Trials
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This scientific statement highlights the need for guidance on managing acute decompensated heart failure in children, suggesting significant knowledge gaps.

“Published today, Evaluation and Management of the Child with Acute Decompensated Heart Failure: A Scientific Statement from the American Heart Association. A structured, rapid approach combining clinical assessment, diagnostics, and tailored therapy (medications, respiratory https://t.co/d684Q5aTc8”
Thanks to medical advances, we have more children living with heart disease and, therefore, more children coming into an emergency department or being hospitalized with heart failure. Research shows that once children get admitted for heart failure, they are much more likely than adults to need advanced cardiac therapies or die. And, while readmission rates have steadily declined in adults with heart failure — largely thanks to improved interventions and management practices — readmission rates have not changed for pediatric patients.
Systematic review shows cardiac events after gene therapy in neuromuscular conditions, suggesting monitoring is essential.
This review compares outcomes of pedicled and skeletonized graft techniques in CABG, highlighting the protective role of perivascular adipose tissue.
Key Finding: Relative value unit compensation models undervalue the comprehensive care provided by advanced heart failure specialists, potentially contributing to physician burnout and declining field interest.
Result: From baseline to 6 months, changes in KCCQ-OSS and 6MWD showed modest correlations with core lab-assessed LVEF (r=0.39; 95% CI: 0.16-0.58; p=0.0015 and r=0.39; 95% CI: 0.15-0.58; p=0.0022, respectively).
Does surgical mitral valve replacement in rheumatic heart disease patients yield similar one-year mortality compared to non-rheumatic heart disease patients and across different center volumes?
Result: One-year mortality did not differ significantly between RHD (6.4%) and non-RHD (13.8%) MVR patients (HR: 0.80; 95% CI 0.53-1.21; p=0.288).
Multi-organ physiologic responses to exercise link to heart failure with preserved ejection fraction, suggesting new insights into metabolic mechanisms.
Review details the role of cardiac imaging techniques in evaluating interventions for aortic stenosis, highlighting diagnostic importance.
Research shows miR-147-3p reduces atherosclerosis in endothelial cells, suggesting a therapeutic target for vascular disease.
Key Finding: RBM20 truncating variants contribute to arrhythmogenic DCM but confer reduced lifetime penetrance compared to TTN truncating variants and milder severity than pathogenic RBM20 variants.