CACAFCatheter Ablation for the Cure of Atrial Fibrillation (study)
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Their mean age was 62, with 6 years' duration of atrial fibrillation, and most had failed at least three antiarrhythmic agents," the cardiologist and CACAF cochair said.
Based on this encouraging observation, the next phase of CACAF is already underway, in which larger numbers of ablation-treated patients are being followed on or off antiarrhythmic drug therapy to learn whether medication is really necessary.
The CACAF ablation strategy involved circumferential isolation of all pulmonary vein ostia and creation of two linear lesions, one along the isthmus between the left inferior pulmonary veins and the mitral annulus, the other in the right atrium between the inferior vena cava and tricuspid annulus.