Cardiologists Adopt First Universal Heart Attack Definition
- On August 30, 2026, four major cardiac societies presented the "Fifth Universal Definition of Myocardial Infarction" at the European Society of Cardiology Congress, establishing a unified framework for diagnosing heart attacks globally.
- The new system classifies heart attacks into three clinical settings—primary, secondary, and procedure-related—replacing complex numerical terminology that previously caused diagnostic inconsistencies in clinical practice across countries and organizations.
- For the first time, the definition aligns with ICD-11 coding to improve public health monitoring. WHF Chair Associate Professor Sarah Zaman from the University of Sydney, Australia, noted this will "standardize data collection on each MI type, enabling further largescale research."
- Separately, a new heart failure consensus recommends shifting away from rigid "ejection fraction" measurements. Cardiologist Mary Norine Walsh argued this approach "provides a clearer, more consistent framework" for physicians and patients.
- By standardizing these definitions globally, the Task Force Chairs aim to make diagnoses more meaningful while addressing a "lack of awareness" surrounding heart failure and infarction, potentially revealing new prevention and treatment opportunities.
21 Articles
21 Articles
New global definition of myocardial infarction simplifies diagnosis, patient care
MUNICH — Myocardial infarctions will now fall under one of three clinical categories as part of a simplified universal definition, a multi-society effort to eliminate diagnostic uncertainty for patients, clinicians and researchers.The Fifth Universal Definition of MI, which was unveiled at the European Society of Cardiology Congress, is an update to the previous five numerical labels
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