Related Experiment Video
Updated: Jun 6, 2026
10:46
Non-fluoroscopic Catheter Tracking for Fluoroscopy Reduction in Interventional Electrophysiology
Published on: May 26, 2015
Isolated left atrial standstill identified during catheter ablation
Edward Duncan1, Richard J Schilling, Mark Earley
1Department of Cardiology, Barts and the London NHS Trust, London, UK. edward.duncan@bartsandthelondon.nhs.uk
Pacing and Clinical Electrophysiology : PACE
|November 13, 2010
Summary
This study reports the rare incidental discovery of complete left atrial standstill during atrial tachycardia ablation in a patient with severe heart muscle disease and prior left atrial interventions.
Area of Science:
- Cardiology
- Electrophysiology
- Cardiac Imaging
Background:
- Dilated cardiomyopathy presents complex challenges for cardiac ablation.
- Prior extensive left atrial catheter ablation can alter atrial substrate.
Observation:
- An incidental finding of complete left atrial standstill was observed.
- This occurred during ablation of a right-sided atrial tachycardia.
Findings:
- Successful ablation of the right-sided atrial tachycardia was achieved.
- Complete left atrial standstill was noted as an incidental finding.
Implications:
- This case highlights potential arrhythmogenic substrates and electrical phenomena in severely diseased atria.
- Understanding such findings is crucial for complex ablation strategies in cardiomyopathy patients.
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