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Updated: Feb 25, 2026

Catheter Ablation in Combination With Left Atrial Appendage Closure for Atrial Fibrillation
Published on: February 26, 2013
Modifiable Risk Factors and Atrial Fibrillation
Dennis H Lau1, Stanley Nattel1, Jonathan M Kalman1
1From: Centre for Heart Rhythm Disorders, South Australian Health and Medical Research Institute, University of Adelaide and Royal Adelaide Hospital, (D.H.L., P.S.); Department of Medicine, Université de Montréal, Research Center, Montreal Heart Institute, Quebec, Canada (S.N.); Institute of Pharmacology, West German Heart and Vascular Center, Faculty of Medicine, University Duisburg-Essen, Germany (S.N.); and Department of Cardiology, Royal Melbourne Hospital and the Department of Medicine, University of Melbourne, Victoria, Australia (J.M.K.).
Managing risk factors is crucial for atrial fibrillation (AF) care. Lifestyle changes and risk factor modification offer a promising noninvasive approach to maintain sinus rhythm and reduce the AF burden.
Area of Science:
- Cardiology
- Electrophysiology
- Preventive Medicine
Background:
- Atrial fibrillation (AF) poses a growing global health challenge, increasing morbidity, mortality, and healthcare costs.
- Current AF treatments, including catheter ablation, have limitations in improving procedural success rates.
- There is an urgent need for novel strategies to manage the AF epidemic and enhance patient outcomes.
Purpose of the Study:
- To review the role of risk factors in AF pathogenesis.
- To discuss the benefits of risk factor modification for maintaining sinus rhythm.
- To propose an integrated care model for AF management.
Main Methods:
- Literature review of bench and bedside studies on AF pathogenesis and risk factors.
- Analysis of evidence supporting lifestyle and risk factor modification as noninvasive AF therapy.
- Development of a conceptual model for integrated AF care.
Main Results:
- Risk factors significantly contribute to the development and progression of AF.
- Risk factor modification demonstrates potential for effective sinus rhythm maintenance.
- Current AF management pillars (rate control, rhythm control, anticoagulation) can be augmented by risk factor management.
Conclusions:
- Risk factor modification should be considered the fourth pillar of AF care.
- An integrated care model incorporating risk factor management is essential for comprehensive AF treatment.
- Addressing modifiable risk factors offers a promising upstream strategy to combat the AF epidemic.
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