Arrhythmias & electrophysiology
Epicardial ablation of refractory focal atrial tachycardia after a failed endocardial approach
Authors' conclusion
Epicardial mapping and ablation can be considered as an effective and safe option for FAT resistant to endocardial ablation.
Study context
- Population
- Patients with focal atrial tachycardia refractory to endocardial ablationof 186 consecutive ablation patients
- Participants
- 10 patients
- Outcome
- Elimination of FAT by epicardial ablation
Methodological detailsconsecutive patients, percutaneous subxiphoid approach
- Consecutive patients
- Percutaneous subxiphoid approach
Main finding
As reported in the abstract
- Origin: epicardial junction of right atrial appendage and superior vena cava
- 3
- Origin: epicardial left atrial insertion of Bachmann bundle
- 3
- Origin: epicardial right atrial free wall
- 2
- Origin: epicardial right atrial appendage
- 1
- Origin: epicardial region of the vein of Marshall
- 1
Observational data: associations, not effects.
Original publication
Epicardial ablation of refractory focal atrial tachycardia after a failed endocardial approach. Heart Rhythm. Published 19 November 2022. doi:10.
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