Arq. Bras. Cardiol. 2021; 117(1): 106-107
Reconnection of Pulmonary Veins After Ablation. A Challenge to be Overcome
Silvia Helena Cardoso Boghossian
, Ricardo Mourilhe-Rocha
This Short Editorial is referred by the Research article "Reconnection Sites in Redo Ablation after Cryoballoon Pulmonary Vein Isolation in Patients with Paroxysmal Atrial Fibrillation".
Atrial fibrillation (AF) is the most common sustained arrhythmia in the population and its incidence significantly increases with age. As life expectancy rises, it is estimated that AF prevalence will suffer a significant increase, and its adequate control will continue to be a major challenge.
Until the end of the 90s, the therapeutic options available and most used in the reversion and prevention of AF recurrences were antiarrhythmic drugs (AA) and electrical cardioversion; however, clinical treatment with AA drugs has been shown ineffective in maintaining sinus rhythm, with a recurrence rate above 50%.
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