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Catheter Ablation in Combination With Left Atrial Appendage Closure for Atrial Fibrillation
Published on: February 26, 2013
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From Detection to Decision: Managing Device-Detected Atrial Fibrillation After Stroke
Nadja Korajkic1,2, Vincent Thijs3,4
1Stroke and Critical Care Research Priority, Florey Institute of Neuroscience and Mental Health, 245 Burgundy Street, Heidelberg, VIC, 3084, Australia.
Current Neurology and Neuroscience Reports
|December 18, 2025
Summary
Implantable loop recorders (ILRs) significantly improve atrial fibrillation (AF) detection after stroke/TIA. Anticoagulation for device-detected AF may reduce stroke but increases bleeding risk, necessitating personalized treatment strategies.
Area of Science:
- Cardiology
- Neurology
- Medical Technology
Background:
- Atrial fibrillation (AF) is a major cause of stroke.
- Current detection methods for AF after stroke/transient ischemic attack (TIA) have limitations.
Purpose of the Study:
- To review current strategies for AF detection post-stroke/TIA, focusing on implantable loop recorders (ILRs).
- To assess the role of anticoagulation for device-detected AF/atrial high-rate episodes.
- To evaluate biomarkers for enhancing AF detection likelihood.
Main Methods:
- Review of contemporary strategies for AF detection.
- Emphasis on implantable loop recorders (ILRs) for prolonged monitoring.
- Evaluation of biomarkers and atrial cardiomyopathy markers for risk stratification.
Main Results:
- ILRs substantially increase AF detection rates over 12-36 months.
- General population screening with ILRs increases AF diagnosis but not definitively stroke reduction.
- Anticoagulation for subclinical/device-detected AF may reduce stroke risk but increases bleeding risk.
Conclusions:
- An individualized approach is crucial for ILR use and anticoagulation decisions.
- Biomarkers and AF burden show promise for risk stratification and guiding monitoring.
- Further research is needed on outcome-powered trials, AF burden, and wearables in clinical pathways.
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