Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Infrequent intraprocedural premature ventricular complexes: implications for ablation outcome.

Kazim Baser1, Hatice Duygu Bas, Miki Yokokawa

  • 1Division of Cardiovascular Medicine, University of Michigan, Ann Arbor, Michigan, USA.

Journal of Cardiovascular Electrophysiology
|May 21, 2014
PubMed
Summary

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Ringing the Alarm on Left-Ventricular and Biventricular Arrhythmogenic Cardiomyopathy.

JACC. Clinical electrophysiology·2026
Same author

Jailing of transvenous leads during transcutaneous tricuspid valve replacement: A perilous future?

HeartRhythm case reports·2026
Same author

Catheter ablation of epicardial premature ventricular complexes in patients with and without cardiac scar.

Journal of interventional cardiac electrophysiology : an international journal of arrhythmias and pacing·2026
Same author

Successful Bipolar Radiofrequency Ablation for Intramural Premature Ventricular Complexes Protected by Transcatheter Aortic Valve.

JACC. Clinical electrophysiology·2026
Same author

Incidence of Worsening Aortic Regurgitation After Mapping and Ablation in the Aortic Cusps.

JACC. Clinical electrophysiology·2026
Same author

Multimodality Image Integration of FDG-PET and CMR Into Electroanatomic Mapping Identifies Electrophysiologic Signatures of Myocardial Inflammation in Cardiac Sarcoidosis.

JACC. Cardiovascular imaging·2026

A low number of premature ventricular complexes (PVCs) at the start of ablation predicts a lower success rate for the procedure. This finding is crucial for managing frequent PVCs.

Area of Science:

  • Cardiology
  • Electrophysiology
  • Medical Procedures

Background:

  • Frequent premature ventricular complexes (PVCs) can be treated with catheter ablation.
  • Ablation success rates are typically around 80%, but reasons for failure are not well-defined.
  • The study investigates if initial PVC frequency impacts ablation outcomes.

Purpose of the Study:

  • To determine if a low number of PVCs at the beginning of ablation affects procedural success.
  • To identify factors contributing to ablation failure in patients with frequent PVCs.

Main Methods:

  • 194 patients with frequent idiopathic PVCs underwent catheter ablation.
  • Patients were grouped by PVC frequency in the first 30 minutes (frequent ≥32, infrequent <32).
  • Success was defined as ≥80% PVC burden reduction at 3 months.
Keywords:
infrequent PVCsoutcomepremature ventricular complexes

Related Experiment Videos

Main Results:

  • Overall success rate was 76% (148/194 patients).
  • Patients with frequent initial PVCs had higher success rates (85%) than those with infrequent PVCs (56%).
  • Paucity of PVCs predicted procedural failure, independent of origin site (OR: 6.9).

Conclusions:

  • A low number of PVCs at the start of ablation is linked to reduced success rates.
  • This finding is significant for predicting and managing ablation outcomes in PVC patients.