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July 23, 2009EP Europace171 citations

Left atrial volume calculated by multi-detector computed tomography may predict successful pulmonary vein isolation in catheter ablation of atrial fibrillation

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JAJoão AbecasisCardiac ImagingRDR DouradoUniversidade Federal de GoiásAFA FerreiraBritish Heart Foundation

Key Result

Left atrial volume estimated by multi-detector computed tomography may predict successful pulmonary vein isolation in atrial fibrillation ablation.

Key Points

  • The research aims to investigate if left atrial volume predicts the success of pulmonary vein isolation in atrial fibrillation ablation.
  • Utilized multi-detector computed tomography (MDCT) to estimate left atrial volume.
  • Evaluated patients undergoing catheter ablation for atrial fibrillation.
  • Focused on comparing ablation procedures restricted to pulmonary vein isolation.
  • Left atrial volume estimates correlated with successful pulmonary vein isolation outcomes.
  • Identified patients with a higher chance of successful ablation when left atrial volume was within certain limits.

Structured PICO

Does left atrial volume estimated by MDCT predict successful AF ablation restricted to PV isolation in patients with atrial fibrillation?

P
Population
Patients undergoing catheter ablation of atrial fibrillation
I
Intervention
Left atrial volume estimation by multi-detector computed tomography (MDCT)
O
Outcome
Successful AF ablation achieved with simpler ablation procedures restricted to pulmonary vein (PV) isolation

Left atrial volume measured by MDCT may help identify atrial fibrillation patients who will respond to pulmonary vein isolation alone without requiring more complex ablation procedures.

Abstract

Left atrium volume estimated by MDCT may be useful to identify pts in whom successful AF ablation can be achieved with simpler ablation procedures, restricted to PV isolation.

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Cite This Study

Abecasis et al. (2009) studied this question. Left atrial volume estimated by multi-detector computed tomography may predict successful pulmonary vein isolation in atrial fibrillation ablation.

synapsesocial.com/papers/6966c23a933afee0c678b01chttps://doi.org/10.1093/europace/eup198
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Also Consider

Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context:

  1. 1The Impact of CT Image Integration into an Electroanatomic Mapping System on Clinical Outcomes of Catheter Ablation of Atrial Fibrillation2006 · 274 citations
  2. 2Predictors of Recurrence Following Catheter Ablation of Atrial Fibrillation Using an Irrigated‐Tip Ablation Catheter2004 · 144 citations
  3. 3Predictors of arrhythmia recurrence in patients with lone atrial fibrillation2007 · 28 citations
  4. 4Biatrial anatomical reverse remodelling after radiofrequency catheter ablation for atrial fibrillation: evidence from real-time three-dimensional echocardiography2008 · 78 citations
  5. 5Computed tomography-fluoroscopy overlay evaluation during catheter ablation of left atrial arrhythmia2008 · 88 citations