Status:

WITHDRAWN

Inflammatory and Endothelial Function Response, and Arrhythmia Recurrence Following Catheter Ablation for Atrial Fibrillation

Lead Sponsor:

Karan Saraf

Collaborating Sponsors:

University of Manchester

Conditions:

Paroxysmal Atrial Fibrillation

Persistent Atrial Fibrillation

Eligibility:

All Genders

18-65 years

Phase:

NA

Brief Summary

Current international guidelines recommend a three-month blanking period after pulmonary vein isolation (PVI) for atrial fibrillation (AF). Early recurrence of atrial tachyarrhythmia (ERAT; comprising...

Eligibility Criteria

Inclusion

  • Inclusion criteria
  • Age 18-75 years
  • Paroxysmal AF or persistent AF of less than 6 months' duration
  • Structurally normal heart on transthoracic echocardiogram other than mild left atrial dilatation (\<34ml/m2, indexed to body surface area)
  • Due to undergo pulmonary vein isolation on clinical grounds
  • Exclusion criteria
  • Known genetic/inherited disorder that predisposes to atrial fibrillation, or Brugada syndrome
  • Metabolic syndrome as defined by National Cholesterol Education Program (NCEP) Adult Treatment Panel III (ATP III) criteria
  • Obesity (BMI\>40)
  • Inability or unwillingness to receive oral anticoagulation with a vitamin K antagonist (VKA) or non-VKA oral anticoagulant (NOAC)
  • Known atrial flutter
  • Ischaemic heart disease documented by coronary or CT angiography, or confirmed history of myocardial infarction
  • Current stage II or III hypertension (diastolic BP \>100mmHg, systolic BP\>160mmHg) confirmed on serial readings or ambulatory monitoring
  • Diabetes mellitus other than diet controlled
  • Previous catheter or surgical ablation procedure for AF
  • Unwillingness or inability to complete the required follow-up arrangements
  • Persistent AF \> 6 months' duration or permanent AF
  • Prior prosthetic heart valve replacement or structural cardiac abnormality including moderate or severe heart valve disease
  • Moderate or severe left atrial dilatation
  • Known infiltrative cardiomyopathy
  • Known left ventricular systolic dysfunction (ejection fraction \<45%)
  • Pregnancy
  • Co-morbidities known to be associated with an inflammatory response (eg. Rheumatoid arthritis)
  • Unexplained baseline elevation of ESR or CRP above the normal lab reference ranges
  • Additional ablation lesions beyond pulmonary vein isolation

Exclusion

    Key Trial Info

    Start Date :

    January 30 2023

    Trial Type :

    INTERVENTIONAL

    Allocation :

    ACTUAL

    End Date :

    June 1 2024

    Estimated Enrollment :

    Patients enrolled

    Trial Details

    Trial ID

    NCT04269785

    Start Date

    January 30 2023

    End Date

    June 1 2024

    Last Update

    November 1 2023

    Active Locations (0)

    Enter a location and click search to find clinical trials sorted by distance.

    Page 1 of 0 (0 locations)

    No Results Found

    We couldn’t find results for the location/zipcode entered or within the selected range. Please check your input or adjust your search.