Arrhythmias & electrophysiology
Atrial Tachycardia: A Novel Classification and Contemporary Management
Authors' conclusion
Collectively, these recent developments position AT as a distinct clinical entity within modern electrophysiological practice and support early intervention to improve clinical outcomes.
Study context
- Population
- Patients with atrial tachycardias (ATs)
- Outcome
- AT classification
Main finding
As reported in the abstract
- Transition from an electrocardiogram-based descriptive characterization to a unified, mechanistic classification distinguishing non-re-entrant, localized reentrant, and macro-re-entrant AT
Further findings
Acute management
- Shifting toward a more pragmatic, mechanism-independent approach, with increasing prioritization of early cardioversion over empirical pharmacological therapy in symptomatic patients
Rhythm control
- Progressive downgrading of antiarrhythmic drug therapy, accompanied by an expanding role of catheter ablation as the most effective rhythm control strategy
Consensus statement recommendation
- Catheter ablation recommended for any symptomatic, recurrent AT irrespective of mechanism embedded in a 10-Point Plan for SMART-AT care
Original publication
Atrial Tachycardia: A Novel Classification and Contemporary Management. JACC Clin Electrophysiol. Published 7 August 2026. doi:10.
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