Background: The close proximity of left atrium (LA) and esophagus during radiofrequency ablation for atrial fibrillation (AF) predisposes to thermal injury resulting in atrio-esophageal fistula.
Intracardiac ultrasound imaging from the left atrium may be useful to overcome some of these limitations and can facilitate imaging of both the esophagus and ablation catheter tip during lesion ...
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