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Study identifier: NCT06560047 Synced from ClinicalTrials.gov · August 08, 2026
● Study status: RecruitingDanAblate-HF

Danish Evaluation of Early Catheter Ablation for Atrial Fibrillation in Patients With Heart Failure

Condition: Atrial Fibrillation · Heart Failure  ·  Sponsor: Aalborg University Hospital

PhaseNA
Planned participants1616
Who can joinAll sexes, 18 Years to 80 Years
Healthy volunteersNoCheck eligibility criteria ↓
Where6 locations

Interested? Contact the study team ↓

Sponsor, CRO or site team? See where this study is running → — listed sites, countries and recruiting context. Everything below is written for patients and caregivers.

About this study

The DanAblate-HF trial will investigate whether early catheter ablation treatment for atrial fibrillation in patients with heart failure is superior to standard treatment.

This description comes directly from the study's public registry record.

Talk to the study team

Anne-Christine Ruwald, MD, PhD  ·  +45 40177181  ·  anne.christine.huth.ruwald@regionh.dk

Sam Riahi, MD, PhD  ·  sar@rn.dk

There is no obligation to join — the study team can answer your questions about taking part.

Always discuss trial participation with your own doctor first.

Full eligibility criteria (exactly as the study team wrote them)

Inclusion Criteria: 1. HF patients with AF within the past 12 months HF is defined as all of the below (all must apply) * Clinically assessed Heart Failure with Reduced Ejection Fraction (HFrEF) * An indication for initiation or ongoing guideline directed medical therapy for HFrEF, according to current Heart Failure guidelines * LVEF \< 50% at any point during the past 12 months AF is defined as one or more of the following: A. Symptomatic AF, documented by ECG, Holter of CIED B. Asymptomatic AF with one or more of the following: * Clinical indication for rhythm or rate control (documented by ECG, telemetry, Holter, CIED) * ≥2 ECG detected AF episodes within 3 months (on separate dates) * Holter detected AF with a continuous duration of more than 6 hours * CIED detected AF with continuous duration \>24 hours 2. 18 years ≤ Age \<80 years 3. Optimal medical therapy for HFrEF or planned/current uptitration in guideline directed medical therapy for HFrEF 4. Treatment with anticoagulation for stroke prevention, initiated according to guidelines for treatment of AF Exclusion Criteria: 1. Life-expectancy \< 1 year 2. BMI \> 40 3. Contraindications or unacceptable side effects to rate limiting drugs AND amiodarone 4. LA size (indexed for BSA) \> 60 ml/m2 (volume) on echo within the last year 5. Documented persistent/permanent AF \> 1 year 6. Previous AF ablation/surgery 7. Reversible causes of AF (including, but not limited to, infection within 14 days, untreated thyroid disease, surgery) 8. Severe valvular disease 9. Acute myocardial infarction, cardiothoracic surgery or stroke within the past 3 months 10. Planned cardiothoracic surgery 11. Listed for heart transplant 12. Contraindications for anticoagulation therapy or catheter ablation 13. Severe kidney disease (CKD≥5) 14. Pregnancy 15. Patient unwilling to try medical therapy for AF 16. Patient unwilling/unable to give informed consent for study participation

Reproduced word-for-word from the public registry record — the study team can answer questions about it.

Locations (6)

Aalborg University Hospital, Department of CardiologyAalborg, DenmarkRecruiting
Aarhus University HospitalAarhus, DenmarkNot Yet Recruiting
Department of Cardiology, RigshospitaletCopenhagen, DenmarkRecruiting
Department of Cardiology, Herlev-Gentofte University HospitalHellerup, DenmarkRecruiting
Department of Cardiology, Odense University HospitalOdense, DenmarkNot Yet Recruiting
Department of Cardiology, Zealand University HospitalRoskilde, DenmarkNot Yet Recruiting

More studies in these areas

This study lists sites in the areas below. Each link shows other recruiting studies near that city, from the public registry record.

AalborgCopenhagenHellerupAarhus

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