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Dysrhythmias VI: Management of Dysrhythmias01:25

Dysrhythmias VI: Management of Dysrhythmias

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Updated: May 9, 2026

Robotic Ablation of Atrial Fibrillation
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Published on: May 29, 2015

Zero-Fluoroscopy Ablation Methods for Atrial Fibrillation: A Systematic Review and Meta-Analysis.

Marwan Shawki1,2, Ramzi Perdana Ilyas1,3, Karanjeet Chauhan1,3

  • 1University of Melbourne, Parkville, Victoria, Australia.

Pacing and Clinical Electrophysiology : PACE
|May 8, 2026
PubMed
Summary
This summary is machine-generated.

Zero-fluoroscopy (ZF) guided atrial fibrillation (AF) ablation significantly reduces radiation exposure compared to conventional fluoroscopy (CF). This method maintains similar safety, effectiveness, and procedure duration, supporting its wider adoption.

Keywords:
atrial fibrillationcatheter ablationefficacyradiation exposuresafetyzero‐fluoroscopy

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Published on: February 26, 2013

Area of Science:

  • Cardiology
  • Medical Imaging
  • Electrophysiology

Background:

  • Atrial fibrillation (AF) ablation traditionally uses fluoroscopy, posing radiation risks to patients and operators.
  • Zero-fluoroscopy (ZF) workflows utilizing advanced mapping and imaging offer an alternative.
  • Comparative data on ZF versus conventional fluoroscopy (CF) AF ablation safety and efficacy is limited.

Purpose of the Study:

  • To evaluate and compare the safety and effectiveness of ZF-guided versus CF-guided AF ablation.
  • Primary outcomes included radiation exposure, procedural complications, and 12-month arrhythmia recurrence.
  • Secondary endpoint was procedure duration.

Main Methods:

  • Systematic review and meta-analysis adhering to PRISMA guidelines.
  • Searched PubMed, MEDLINE, Embase, and Cochrane (Jan 2014 - Mar 2025).
  • Included 12 studies (1998 patients): 2 RCTs, 10 observational cohorts comparing ZF and CF AF ablation.

Main Results:

  • ZF ablation significantly reduced fluoroscopy time (MD -6.94 min) and radiation dose (MD -31.39 mGy) versus CF.
  • No significant differences observed in 12-month arrhythmia-free recurrence (OR 0.98) or overall complications (OR 0.73).
  • Procedure duration was comparable between ZF and CF groups (MD -7.16 min).

Conclusions:

  • ZF-guided AF ablation substantially lowers radiation exposure without compromising safety, efficacy, or procedure length compared to CF.
  • Findings support broader ZF adoption in centers with expertise in advanced imaging and mapping.
  • Evidence certainty is limited by study heterogeneity and reliance on observational data.