Cardiology — AHA/ACC Guidelines
The American Heart Association and American College of Cardiology jointly publish the major US cardiovascular guidelines. All guidelines are open access via Circulation and Journal of the American College of Cardiology.
Guideline portals
Cornerstone documents
Prevention
- 2019 ACC/AHA Guideline on the Primary Prevention of CVD: local PDF · upstream — partially superseded by the 2025 BP and 2026 dyslipidemia guidelines below for those domains.
- 2026 ACC/AHA/Multisociety Dyslipidemia Guideline — Mar 2026; supersedes 2018 (Grundy). Restores LDL-C goals, universal Lp(a) screening, uses PREVENT.
- 2025 AHA/ACC/Multisociety High Blood Pressure Guideline — Aug 2025; supersedes 2017 (Whelton). PREVENT replaces Pooled Cohort; universal <130/80 target.
- PREVENT Risk Calculator (2023 AHA) — current preferred multi-system risk model under 2025/2026 guidelines.
- ASCVD Risk Estimator Plus — legacy 10-year and lifetime risk; pooled cohort equations.
Acute coronary syndromes / chronic CAD
- 2023 ACC/AHA Chronic Coronary Disease Guideline
- 2025 ACC/AHA ACS Guideline (Acute Coronary Syndromes)
Heart failure
- Heart Failure — Types & Treatment Evidence — in-site reference: phenotypes, GDMT four pillars, HFpEF, acute/shock, pediatrics, and the landmark trials.
- 2022 AHA/ACC/HFSA HF Guideline
Atrial fibrillation
- 2023 ACC/AHA/ACCP/HRS Atrial Fibrillation Guideline
- CHA₂DS₂-VASc calculator (MDCalc)
- HAS-BLED bleeding risk (MDCalc)
Valvular heart disease
Pediatric cardiology
- AHA Pediatric Cardiovascular Statements — search “pediatric”.
- NHLBI 2011 Integrated Guidelines on CV Health & Risk Reduction in Children & Adolescents (NHLBI/AAP-endorsed): local PDF · upstream. No NHLBI replacement issued. Peds HTN section is superseded by 2017 AAP HTN (Flynn); peds obesity by 2023 AAP Obesity (Hampl).