Donald & Barbara Zucker School of Medicine at Hofstra/Northwell
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Thyrotoxic Muscle Paralysis as a Rare Cause of Reversible Muscle Weakness: A Case Report
Empowering Physicians to Engage in Conversations on Systemic Racism via a Teleconference Workshop: An Educational Case Report
Structured Interdisciplinary Bedside Rounds (SIBR) at Mather Hospital: Staff Perspective
Are Obstetrics and Gynecology Residents Equipped to Care for Transgender and Gender Nonconforming Patients? A National Survey Study
Age Distribution of Perforated and Non-Perforated Appendicitis in New York: A Statewide Analysis
Effect of institutional transcatheter aortic valve replacement volume on mortality: A systematic review and meta-analysis
Clinical predictors of heart block during atrioventricular nodal reentrant tachycardia ablation: A multicenter 18-year experience
Background: Catheter ablation is considered the first-line treatment of symptomatic atrioventricular nodal reentrant tachycardia (AVNRT). It has been associated with a risk of heart block (HB) requiring a pacemaker. This study aims to determine potential clinical predictors of complete heart block as a result AVNRT ablation. Methods: Consecutive patients undergoing catheter ablation for AVNRT from January 2001 to June 2019 at two tertiary hospitals were included. We defined ablation-related HB as the unscheduled implantation of pacemaker within a month of the index procedure. Use of electroanatomic mapping (EAM), operator experience, inpatient status, age, sex, fluoroscopy time, baseline PR interval, and baseline HV interval was included in univariate and multivariate models to predict HB post ablation. Results: In 1708 patients (56.4 ± 17.0 years, 61% females), acute procedural success was 97.1%. The overall incidence of HB was 1.3%. Multivariate analysis showed that age more than 70 (odds ratio [OR] 7.907, p ≤.001, confidence interval [CI] 2.759–22.666), baseline PR ≥ 190 ms (OR 2.867, p =.026, CI 1.135–7.239) and no use of EAM (OR 0.306, p =.037, CI 0.101–0.032) were independent predictors of HB. Conclusion: Although the incidence of HB post AVNRT ablation is generally low, patients can be further stratified using three simple predictors