Article Text
Therapeutics/Prevention
Randomised controlled trial
In patients with persistent atrial fibrillation complex ablation techniques were no better than pulmonary vein isolation alone in preventing recurrent atrial fibrillation
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Commentary on: OpenUrlCrossRefPubMed
Context
Pulmonary vein isolation (PVI) is a well-established treatment for patients with paroxysmal atrial fibrillation (AF).1 ,2 Ablation of persistent AF (beyond 7 days) or longstanding persistent AF (>12 months) is less likely to result in permanent sinus rhythm.1 ,2 For this reason, additional ablation methods subsumed as ‘substrate modification’ are often combined with PVI. These methods include ablation of complex fractionated atrial electrograms (CFAEs) and/or creation of linear lesions within the left atrium.
Methods
The study reported on a randomised trial …
Footnotes
Competing interests None declared.
Provenance and peer review Commissioned; internally peer reviewed.