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Implantable loop recorders in patients with atrial fibrillation
Arjun N Sharma1, William F McIntyre2, Stephanie T Nguyen2
1Department of Medicine, Queen's University, Kingston, ON, Canada.
Expert Review of Cardiovascular Therapy
|November 29, 2022
Summary
Implantable loop recorders (ILRs) offer high-quality data for diagnosing and managing atrial fibrillation (AF). They are the gold standard for AF detection, guiding clinical decisions and monitoring post-ablation.
Area of Science:
- Cardiology
- Medical Devices
Background:
- Atrial fibrillation (AF) diagnosis and management rely on accurate electrocardiographic data.
- Extended monitoring is crucial for detecting intermittent arrhythmias like AF.
Approach:
- This review synthesizes evidence and consensus on using implantable loop recorders (ILRs) for AF detection and monitoring.
- It examines the diagnostic yield and clinical utility of ILRs compared to other ambulatory monitoring methods.
Key Points:
- ILRs provide superior diagnostic yield for AF detection compared to other ambulatory electrocardiography methods.
- Evidence and consensus support ILR use when AF diagnosis impacts management or requires high sensitivity.
- ILRs are valuable for monitoring patients post-atrial fibrillation ablation.
Conclusions:
- Implantable loop recorders are the gold standard for detecting atrial fibrillation.
- Further research is needed to optimize the management of ILR-detected AF.
