Impact of intracardiac echocardiography on radiofrequency catheter ablation for atrial fibrillation: a clinical study on procedural parameters and post-procedural recurrence - Summary - MDSpire

Impact of intracardiac echocardiography on radiofrequency catheter ablation for atrial fibrillation: a clinical study on procedural parameters and post-procedural recurrence

  • By

  • Feiyue Liu

  • Maojing Wang

  • Yuefeng Jv

  • Zhihui Wang

  • Shanglang Cai

  • May 18, 2026

  • 0 min

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Objective:

To investigate the impact of intracardiac echocardiography (ICE) on force-over-time (FOT) and recurrence rates in radiofrequency catheter ablation (RFCA) for atrial fibrillation (AF), highlighting its significance in improving treatment outcomes.

Key Findings:
  • ICE-guided RFCA showed improved recurrence rates compared to non-ICE procedures.
  • High FOT count in specific segments was associated with increased recurrence.
  • Baseline eGFR and FOT counts significantly influenced both recurrence and ablation time.
Interpretation:

ICE enhances procedural outcomes by improving the distribution of abnormal FOT, which may mediate improvements in recurrence rates through better lesion formation.

Limitations:
  • Retrospective design may introduce bias, affecting the reliability of the findings.
  • Single-center study limits generalizability to broader populations.
Conclusion:

ICE positively affects RFCA outcomes for AF by improving FOT distribution, potentially leading to reduced recurrence rates, which is crucial for patient management.

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