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Abstracts

Atrial Function Improves Stroke Prediction in Patients With Atrial Fibrillation
Atrial Function Improves Stroke Prediction in Patients With Atrial Fibrillation
   
04/14/2024
A Real-World Comparison of Vascular Closure Device, Manual Compression, and Figure-of-Eight Suturing
A Real-World Comparison of Vascular Closure Device, Manual Compression, and Figure-of-Eight Suturing
   
04/14/2024
Incidence and Temporal Evolution of Delayed Peridevice Leak After Left Atrial Appendage Closure
Incidence and Temporal Evolution of Delayed Peridevice Leak After Left Atrial Appendage Closure
   
04/14/2024
Left Atrial Appendage Isolation in Patients With Longstanding and Refractory Persistent Atrial Fibrillation: Procedural Success and Outcomes of a Novel Strategy Utilizing Vein of Marshall Ethanol Infusion
Left Atrial Appendage Isolation in Patients With Longstanding and Refractory Persistent Atrial Fibrillation: Procedural Success and Outcomes of a Novel Strategy Utilizing Vein of Marshall Ethanol Infusion
   
04/14/2024
Prevalence of Non-Pulmonary Vein Triggers and Pulmonary Pressure in Atrial Fibrillation Ablation for Cardiac Amyloidosis Patients
Prevalence of Non-Pulmonary Vein Triggers and Pulmonary Pressure in Atrial Fibrillation Ablation for Cardiac Amyloidosis Patients
From the Western AF Symposium 2024:  
04/14/2024
VersaCross Connect Improves Procedural Workflow Compared to Mechanical Needle for WATCHMAN Left Atrial Appendage Closure
VersaCross Connect Improves Procedural Workflow Compared to Mechanical Needle for WATCHMAN Left Atrial Appendage Closure
From the Western AF Symposium 2024:  
04/14/2024
Trends in Alcohol Consumption Among Adults With Presumed Atrial Fibrillation in the United States, 2001 to 2018
Trends in Alcohol Consumption Among Adults With Presumed Atrial Fibrillation in the United States, 2001 to 2018
From the Western AF Symposium 2024:  
04/14/2024
SSRIs and Stroke in Atrial Fibrillation Patients With Different CHA₂DS₂-VASc Scores: Outcomes in the New Orleans REACHNet Atrial Fibrillation Population
SSRIs and Stroke in Atrial Fibrillation Patients With Different CHA₂DS₂-VASc Scores: Outcomes in the New Orleans REACHNet Atrial Fibrillation Population
From the Western AF Symposium 2024:  
04/14/2024
Safety, Efficiency, and Accuracy of Pre-procedural Predictive Modeling Algorithm for Left Atrial Appendage Closure
Safety, Efficiency, and Accuracy of Pre-procedural Predictive Modeling Algorithm for Left Atrial Appendage Closure
From the Western AF Symposium 2024:  
04/14/2024
Quantification of Daily Radiofrequency Ablation Volumes in a Lab Using Active Esophageal Cooling
Quantification of Daily Radiofrequency Ablation Volumes in a Lab Using Active Esophageal Cooling
From the Western AF Symposium 2024:  
04/14/2024
Pulsed Field Ablation versus Thermal Energy Ablation for Atrial Fibrillation: A Systematic Review and Meta-Analysis of Procedural Efficiency, Safety, and Efficacy
Pulsed Field Ablation versus Thermal Energy Ablation for Atrial Fibrillation: A Systematic Review and Meta-Analysis of Procedural Efficiency, Safety, and Efficacy
From the Western AF Symposium 2024:  
04/14/2024
Performance of Large Language Models as a Resource for Atrial Fibrillation Patients and Providers
Performance of Large Language Models as a Resource for Atrial Fibrillation Patients and Providers
From the Western AF Symposium 2024:  
04/14/2024
Outcomes of Using Artificial Intelligence Software in Identifying Dispersion Regions for Persistent AF Ablation
Outcomes of Using Artificial Intelligence Software in Identifying Dispersion Regions for Persistent AF Ablation
From the Western AF Symposium 2024:  
04/14/2024
Machine Learning to Detect Slow Conducting Anatomic Isthmi (SCAI) in Repaired Tetralogy of Fallot
Machine Learning to Detect Slow Conducting Anatomic Isthmi (SCAI) in Repaired Tetralogy of Fallot
From the Western AF Symposium 2024:  
04/14/2024
Left Atrial-Epicardial Adipose Tissue Is Associated with Worse Left Ventricular Strain In Atrial Fibrillation Patients
Left Atrial-Epicardial Adipose Tissue Is Associated with Worse Left Ventricular Strain In Atrial Fibrillation Patients
From the Western AF Symposium 2024:  
04/14/2024
Incidence of Ventricular Dyssynchrony as Assessed by Global Longitudinal Strain with Leadless vs Transvenous Pacemakers
From the Western AF Symposium 2024:   
04/14/2024
Incidence of Left Atrial Appendage Occlusion Failures: A Single-Center Experience
Incidence of Left Atrial Appendage Occlusion Failures: A Single-Center Experience
From the Western AF Symposium 2024:  
04/14/2024
Automated Identification of Ventricular Tachycardia From Electronic Health Records Using Natural Language Processing
Automated Identification of Ventricular Tachycardia From Electronic Health Records Using Natural Language Processing
From the Western AF Symposium 2024:   
04/14/2024
Feasibility, Safety, and Efficacy of a Novel External Compression Vascular Closure Device: The LockeT Study
Feasibility, Safety, and Efficacy of a Novel External Compression Vascular Closure Device: The LockeT Study
From the Western AF Symposium 2024:  
04/14/2024
Etripamil Use In Atrial Fibrillation With Rapid Ventricular Rate
Etripamil Use In Atrial Fibrillation With Rapid Ventricular Rate
From the Western AF Symposium 2024:  
04/14/2024
Efficacy of Adjunctive Vein of Marshall Ethanol Ablation for Atrial Fibrillation
Efficacy of Adjunctive Vein of Marshall Ethanol Ablation for Atrial Fibrillation
From the Western AF Symposium 2024:  
04/14/2024
Efficacy of a Novel Expandable Cryoballoon Catheter for Pulmonary Vein Isolation Through a Zero-Fluoroscopy Approach
Efficacy of a Novel Expandable Cryoballoon Catheter for Pulmonary Vein Isolation Through a Zero-Fluoroscopy Approach
From the Western AF Symposium 2024:   
04/14/2024
Enhancing Natural Language Processing for Ventricular Tachycardia Recurrence Detection Using Synthetic Notes and Standardized Synonyms
Enhancing Natural Language Processing for Ventricular Tachycardia Recurrence Detection Using Synthetic Notes and Standardized Synonyms
From the Western AF Symposium 2024:  
04/14/2024
Cost Analysis of Left Atrial Ablation Procedures Using Proactive Esophageal Cooling
Cost Analysis of Left Atrial Ablation Procedures Using Proactive Esophageal Cooling
From the Western AF Symposium 2024:  
04/14/2024
Concomitant Antiarrhythmic Use Among Patients Who Received Etripamil For Atrial Fibrillation With Rapid Ventricular Rate
Concomitant Antiarrhythmic Use Among Patients Who Received Etripamil For Atrial Fibrillation With Rapid Ventricular Rate
From the Western AF Symposium 2024:   
04/14/2024
Comparison of Procedure Times for Radiofrequency Ablation Using Proactive Esophageal Cooling to Pulsed Field Ablation
Comparison of Procedure Times for Radiofrequency Ablation Using Proactive Esophageal Cooling to Pulsed Field Ablation
From the Western AF Symposium 2024:   
04/14/2024
Comparing Large Language Models to Detect VT Recurrence from Complex Notes
Comparing Large Language Models to Detect VT Recurrence From Complex Notes
From the Western AF Symposium 2024:   
04/14/2024
Atrial Fibrillation Recurrence Following Catheter Ablation is Higher in Hypertrophic Compared to Other Cardiomyopathy Types — Insights From LGE-MRI Fibrosis
From the Western AF Symposium 2024:   
04/14/2024
Analyzing Precursors of Ventricular Fibrillation through Shape Curve Analysis
Analyzing Precursors of Ventricular Fibrillation through Shape Curve Analysis
From the Western AF Symposium 2024:  
04/14/2024
AI Model Identifies Age Cutoff for Personalized Blanking Period Post Atrial Fibrillation Ablation
AI Model Identifies Age Cutoff for Personalized Blanking Period Post Atrial Fibrillation Ablation
From the Western AF Symposium 2024:   
04/14/2024
Addition of Intracardiac Echocardiography to Transesophageal Echocardiography for Left Atrial Appendage Occlusion
Addition of Intracardiac Echocardiography to Transesophageal Echocardiography for Left Atrial Appendage Occlusion
From the Western AF Symposium 2024:  
04/14/2024
Atrioventricular Node Ablation With Biventricular Pacing Versus Pulmonary Vein Isolation in Patients With Atrial Fibrillation and Heart Failure: Insights From the UC San Diego AF Ablation Registry
Atrioventricular Node Ablation With Biventricular Pacing Versus Pulmonary Vein Isolation in Patients With Atrial Fibrillation and Heart Failure: Insights From the UC San Diego AF Ablation Registry
From Western AF Symposium 2024
04/14/2024
The Impact of Anticoagulation in Patients With Moderate Risk CHA2DS2-VASc
The Impact of Anticoagulation in Patients With Moderate Risk CHA2DS2-VASc
Purpose: Current guidelines recommend the use of anticoagulation for atrial fibrillation (AF) patients with ≥2 non-gender risk factors according to the CHA2DS2-VASc stroke risk score. How...
07/19/2023
Sex Specific Differences in Pattern of Atrial Fibrillation in Patients With Inflammatory Bowel Disease
Sex Specific Differences in Pattern of Atrial Fibrillation in Patients With Inflammatory Bowel Disease
Purpose: To assess the proportion of paroxysmal and non-paroxysmal AF in patients with UC versus Crohn’s Disease (CD) under age 60 stratified by sex.
07/19/2023
Procedural Time Reduction With Active Esophageal Cooling During Radiofrequency Ablation: A Multi-Operator Review
Purpose: To determine procedural times for radiofrequency (RF) ablations to obtain pulmonary vein isolation (PVI) using either active esophageal cooling or luminal esophageal temperature ...
07/19/2023
Principal Component Analysis Identifies Hidden Electrogram Features That Predict Outcomes Atrial Fibrillation Ablation
Principal Component Analysis Identifies Hidden Electrogram Features That Predict Outcomes Atrial Fibrillation Ablation
Purpose: Background Prior studies have attempted to predict long-term outcomes from atrial fibrillation (AF) ablation using clinical variables or intracardiac electrograms (EGMs), but ha...
07/19/2023
Periodontal Disease and Risk of Atrial Fibrillation and Atrial flutter: A Meta-Analysis
Periodontal Disease and Risk of Atrial Fibrillation and Atrial Flutter: A Meta-Analysis
Purpose: Poor oral hygiene can provoke transient bacteremia, systemic inflammation, and subsequent major cardiovascular diseases including coronary disease and stroke. Periodontal disease...
07/19/2023
Modified Atrial Fibrillation Burden: A Novel Metric to Account for Both Rhythm and Rate Control
Modified Atrial Fibrillation Burden: A Novel Metric to Account for Both Rhythm and Rate Control
Purpose: Atrial fibrillation (AF) burden is increasingly being used as an endpoint in AF management. A comprehensive metric that accounts for the degree of both rate and rhythm control ma...
07/19/2023
Mechanisms of Action of Active Esophageal Cooling During Left Atrial Radiofrequency Ablation: A Multidisciplinary Review
Mechanisms of Action of Active Esophageal Cooling During Left Atrial Radiofrequency Ablation: A Multidisciplinary Review
Purpose: To determine possible mechanisms of action underpinning the protective effects of active esophageal cooling. Active esophageal cooling is increasingly used as a protective strate...
07/19/2023
Increased Delay from Atrial Fibrillation Diagnosis to Ablation Increases Mortality in Structural Heart Disease Patients
Increased Delay from Atrial Fibrillation Diagnosis to Ablation Increases Mortality in Structural Heart Disease Patients
Purpose: Atrial Fibrillation (AF) is a common arrhythmia often comorbid with systolic or diastolic heart failure (HF). Catheter ablation is a more effective treatment for AF with concurre...
07/19/2023
Gender-Based Stroke Risk in Patients With AFib and Heart Failure Treated With Miner-alocorticoid Antagonists
Gender-Based Stroke Risk in Patients With AFib and Heart Failure Treated With Mineralocorticoid Antagonists
Purpose: Atrial fibrillation (AF) is the most common cardiac arrhythmia detected in hospitalized patients. It is independently associated with an increased risk of stroke. Anti-fibrotic p...
07/19/2023
Fibrosis and Epicardial Adipose Tissue Impair Left Atrial Function in Patients with Atrial Fibrillation
Fibrosis and Epicardial Adipose Tissue Impair Left Atrial Function in Patients with Atrial Fibrillation
Purpose: Left atrial (LA) fibrosis and enlargement are hallmarks of structural remodeling that contribute to atrial fibrillation (AF) pathophysiology. Epicardial adipose tissue (EAT) is i...
07/19/2023
Economic Analysis of Active Esophageal Cooling in Zero-Fluoroscopy Settings Without Intracardiac Echocardiography
Economic Analysis of Active Esophageal Cooling in Zero-Fluoroscopy Settings Without Intracardiac Echocardiography
Purpose: To quantify the cost impact of implementing active esophageal cooling during pulmonary vein isolation (PVI) performed without fluoroscopy or intracardiac echocardiography (ICE). ...
07/19/2023
Cryoballoon Ablation for Atrial Fibrillation with Lead-Free Zero Fluoro Approach: A Four-Year Single-Center Experience
Cryoballoon Ablation for Atrial Fibrillation with Lead-Free Zero Fluoro Approach: A Four-Year Single-Center Experience
Purpose: Electrophysiologists have for years been plagued with the dangers of prolonged radiation exposure and associated long-term use of lead aprons. Patients also are exposed to signif...
07/19/2023
Cooper abstract
Cost Saving Analysis With Esophageal Cooling During Left Atrial Ablation in a Large Hospital
Purpose: To compare the costs of active esophageal cooling to luminal esophageal temperature (LET) monitoring during left atrial ablation in a large hospital.
07/17/2023
Venkateswaran
Automated Localization of Atrial Ectopic Beats Using 12-Lead ECG Mean Spatio-Temporal Vector Position
Purpose: Localizing the origin of atrial ectopic activity from the 12-lead ECG can be challenging, particularly in patients with atrial pathology.
07/14/2023
Atrial Fibrillation Recurrence-Free After Pulmonary Vein Isolation With and Without Non-Pulmonary Vein Trigger Ablation
Atrial Fibrillation Recurrence-Free After Pulmonary Vein Isolation With and Without Non-Pulmonary Vein Trigger Ablation
Purpose: The success rate of Pulmonary Vein Isolation (PVI) depends on many factors. Non-pulmonary vein triggers are one of the factors of arrhythmia recurrence after catheter ablation. W...
07/13/2023
Association Between Periodontal Disease and Heart Failure: A Meta-Analysis
Association Between Periodontal Disease and Heart Failure: A Meta-Analysis
Purpose: Multiple chronic inflammations, infections, and autoimmune diseases are associated with higher risks of cardiovascular events. Periodontal disease is one of the most prevalent sy...
07/13/2023
Association Between Active Esophageal Cooling And Increased Procedural Volumes Of Catheter Ablation
Association Between Active Esophageal Cooling and Increased Procedural Volumes of Catheter Ablation
Purpose: To determine the influence of active esophageal cooling on procedural volumes for pulmonary vein isolation (PVI) using radiofrequency (RF) ablation after adoption of active esoph...
07/13/2023
Importance of Compression Rate During Left Atrial Appendage Closure with Watchman FLX
Importance of Compression Rate During Left Atrial Appendage Closure With Watchman FLX
 
07/06/2023
Impact of Sedation and Echocardiographic Guidance Strategy on Left Atrial Appendage Closure
Impact of Sedation and Echocardiographic Guidance Strategy on Left Atrial Appendage Closure
Purpose: Traditionally, left atrial appendage closure (LAAC) has been performed under general anesthesia (GA) with transesophageal echocardiography (TEE), but operators are increasingly u...
07/06/2023
Racial Differences in Device-Detected Incident Atrial Fibrillation
Racial Differences in Device-Detected Incident Atrial Fibrillation
Purpose: Prior research suggests that Black individuals have a higher prevalence of cardiovascular risk factors, but lower risk of atrial fibrillation (AF) than White individuals. Whether...
07/06/2023
Machine Learning of AF Electrograms and Clinical Features Predict Acute Termination of Atrial Fibrillation by Ablation
Machine Learning of AF Electrograms and Clinical Features Predict Acute Termination of Atrial Fibrillation by Ablation
 
07/05/2023
Abstract
Anticoagulation Drug Prescription Disparities Impact Mortality and Stroke Rates
Purpose: Medication prescription patterns vary significantly according to geographic location and race. We aimed to assess the impact of race on anticoagulation (AC) prescription patterns...
07/05/2023

About the Western Atrial Fibrillation Symposium

The Western AF Symposium took place February 23-24, 2024, in Park City, Utah. This internationally recognized meeting unites colleagues and cohorts in the atrial fibrillation community for state of the science education.

The program, with attendees spanning more than 25 different countries, brings together 80+ expert faculty who will discuss the latest advancements in diagnosis and treatment. The program includes challenging case studies, lightning rounds of panel discussions, and roundtables for interactive learning.

From the research lab to the post-discharge office, from the device development setting to the patient bedside, be part of an extensive meeting that supports an agenda of access and equality. Heighten your knowledge and explore new techniques that will improve the lives of patients worldwide.

Join us February 27th to March 1st in Salt Lake City, Utah, for Western AF 2025!

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