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CT-Guided heart ablation may speed up treatment for dangerous heart rhythm

NCT ID NCT05225935

Completed Disease control Sponsor: University Hospital, Bordeaux Source: ClinicalTrials.gov ↗

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study tested whether using a CT scan before heart ablation can make the procedure faster and safer for people with ventricular tachycardia, a fast heart rhythm that can be life-threatening. 119 adults who had a prior heart attack and an implanted defibrillator were randomly assigned to standard ablation or a CT-guided approach. The main goal was to see if the CT-guided method shortened procedure time, with secondary checks on safety and effectiveness.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance
catheter ablation procedure guided by CT scan imaging
What this could lead to
If successful, this approach could make heart ablation faster and more precise, reducing procedure time and possibly improving safety for patients with ventricular tachycardia.
What could go wrong
This is a completed study with 119 participants, so results are limited in size. The benefit may not apply to all patients, and there are standard risks of ablation like bleeding or heart rhythm issues.

This is an AI summary of the original study and may miss details. Read our disclaimer.

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Conditions

The condition(s) this trial relates to.

myocardial infarction ventricular tachycardia

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

VENTRICULAR TACHYCARDIA

Contacts and locations

Locations

  • APHP Salpétrière

    Paris, France

  • Asklepios Klinik St. Georg Hamburg

    Hamburg, Germany

  • CHU de Bordeaux

    Pessac, France

  • CHU de Clermont-Ferrand

    Clermont-Ferrand, France

  • CHU de Limoges

    Limoges, France

  • CHU de Toulouse

    Toulouse, France

  • Deutsches Herzzentrum München

    München, Germany

  • Evangelisches Krankenhaus Düsseldorf

    Düsseldorf, Germany

  • Inselspital, Universitätsspital Bern

    Bern, Switzerland

  • Medical University of Graz

    Graz, Austria

  • Public Hospital Elisabethinen Linz

    Linz, Austria

  • Rhön-Klinikum AG

    Bad Neustadt an der Saale, Germany

  • Universitätsklinikum Schleswig-Holstein

    Lübeck, Schleswig-Holstein, 23538, Germany

  • Vaudois University Hospital, Lausanne

    Lausanne, Switzerland

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