cavotricuspid isthmus (CTI) ablationpericardial pulmonary vein patch repairpulmonary vein isolationrefractory atrial fibrillationbilateral lower extremity oedema
…ry was notable for refractory atrial fibrillation, managed with cavotricuspid isthmus (CTI) ablation, pulmonary vein isolation, redo CTI ablation with Maze procedur…