Frontiers in Cardiovascular Medicine

JULY 1, 2025

BackgroundPulmonary vein isolation (PVI) is a cornerstone of catheter ablation for atrial fibrillation (AF). vs. 48.2% ± 11.6%, p < 0.001), and higher effective ablation-index (AI) ratio (96.1% ± 4.5% Patients were grouped based on ICE use (ICE vs. No-ICE), with intraoperative data recorded via the VisiTag system and analyzed by AIFV.

Atrial Fibrillation 52

Atrial Fibrillation Ablation Pulmonary Hospital 52

Medical Xpress - Cardiology

JUNE 4, 2025

A new study published in The Annals of Thoracic Surgery,, finds that Medicare patients with atrial fibrillation (AF) who undergo surgical ablation during isolated coronary artery bypass grafting (CABG) live longer than those who do not, offering compelling support for clinical guidelines that recommend this procedure but are too often not followed (..)

Coronary Artery Bypass Graft 40

Coronary Artery Bypass Graft Ablation Medicare Atrial Fibrillation 40

Frontiers in Cardiovascular Medicine

JULY 7, 2025

BackgroundCatheter ablation using pulsed-field energy may penetrate deeper into scarred tissue than thermal energies; however, evidence regarding its role in treating ventricular arrhythmias (VAs) is limited. MethodsConsecutive VA patients who underwent PFA with Farapulse system were enrolled.

Arrhythmia 52

Arrhythmia Ablation Defibrillator Tachycardia 52

Journal of Cardiovascular Electrophysiology

JUNE 23, 2025

Atrial arrhythmia free survival following catheter ablation according to temporary restoration of sinus rhythm attempt. ABSTRACT Background Long-standing persistent atrial fibrillation (LSPAF) is associated with adverse atrial structural and electrical remodeling, limiting the success of catheter ablation (CA).

Atrial Fibrillation 40

Atrial Fibrillation Ablation Outcomes Arrhythmia 40

HeartRhythm

JULY 8, 2025

Catheter ablation has become standard of care for atrial fibrillation (AF) and is increasingly performed as first-line therapy.

Atrial Fibrillation 40

Atrial Fibrillation Ablation 40

Frontiers in Cardiovascular Medicine

APRIL 23, 2025

Pulmonary veins were isolated by utilizing irrigated-tip ablation catheters under the guidance of the Carto system. A cerebral MRI was performed 24 to 48h after ablation to detect any new-onset SCEs. Preprocedural anticoagulation for more than 3 weeks can significantly reduce the incidence of SCEs after ablation in AF patients.

Atrial Fibrillation 52

Atrial Fibrillation Embolism Ablation Pulmonary 52

Journal of Cardiovascular Electrophysiology

JULY 18, 2025

The single-delayed-phase CCT was considered to be effective for evaluation before ablation. ABSTRACT Introduction Early-phase contrast-enhanced CT (CCT) is often used to plan and guide catheter ablation for atrial fibrillation (AF), and delayed-phase images can be used to detect or exclude left atrial appendage (LAA) thrombosis.

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Pulmonary Ablation Anatomy Atrial Fibrillation 40

Journal of Cardiovascular Electrophysiology

JULY 9, 2025

ABSTRACT Background Pulsed field energy has been proposed as alternative to radiofrequency energy in atrial fibrillation (AF) ablation.

Atrial Fibrillation 40

Atrial Fibrillation Ablation Strokes Stroke 40

HeartRhythm

JUNE 16, 2025

Modulation of autonomic nervous system activation by ganglionated plexi (GP) ablation is considered a key component of atrial fibrillation (AF) treatment.

Ablation 40

Ablation Electrophysiology Atrial Fibrillation 40

Journal of Cardiovascular Electrophysiology

JULY 9, 2025

Whether successful PVC ablation can also result in improvement of mitral regurgitation (MR) in patients with frequent PVCs and MR remains unclear. Method We retrospectively analyzed patients with MR and frequent PVCs who underwent PVC ablation from January 2015 to December 2024.

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Bicuspid/Mitral Ablation Article 40

DAIC

APRIL 24, 2025

tim.hodson Thu, 04/24/2025 - 09:52 April 24, 2025 The Heart Rhythm Society (HRS) and the American College of Cardiology (ACC) have released a scientific statement on new guiding principles for Same-Day Discharge (SDD) for patients undergoing intracardiac catheter ablation procedures. Jones, MD, MPH, FACC, FHRS, Co-Chair of the document.

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Ablation COVID-19 Document Heart Rhythm 52

Frontiers in Cardiovascular Medicine

JANUARY 23, 2025

The increased use of radiofrequency ablation (RFA) for atrial fibrillation (AF) has led to a rise in cases of pulmonary vein stenosis or occlusion (PVS/O) as a complication. Clinical signs of PVS/O post-ablation can vary from no symptoms to common respiratory issues like coughing, hemoptysis, shortness of breath, and chest pain.

Atrial Fibrillation 52

Atrial Fibrillation Stenosis Pulmonary Ablation 52

Frontiers in Cardiovascular Medicine

FEBRUARY 10, 2025

BackgroundThis study examines the anatomical characteristics of the mitral isthmus (MI) and its spatial relationship with the esophagus in patients undergoing atrial fibrillation ablation, using cardiovascular computed tomographic angiography (CTA).

Atrial Fibrillation 52

Atrial Fibrillation Bicuspid/Mitral Ablation Research 52

Journal of Cardiovascular Electrophysiology

JUNE 12, 2025

ABSTRACT Background There are few comparative studies on the everyday clinical outcomes of commercially available pulsed field ablation (PFA) systems for atrial fibrillation (AF). Primary endpoints were electrical isolation of ablation targets, procedural characteristics and freedom from major adverse events within 30 days postprocedure.

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Atrial Fibrillation Ablation Outcomes Strokes 40

Open Heart

JULY 8, 2025

Objectives This study aimed to establish a prediction model that incorporates the radiomic features of epicardial adipose tissue (EAT) to predict atrial fibrillation (AF) recurrence after ablation. A radiomics model predicting AF recurrence within 1 year after ablation was developed using these features (model 2). –0.4.

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Atrial Fibrillation Ablation Risk Factors Pulmonary 52

Journal of Clinical Investigation - Cardiology

APRIL 1, 2025

By ablating VHL in rod photoreceptors and elevating hypoxia-inducible factor (HIF) levels, we demonstrate a path to therapeutically enhancing glycolysis independent of the underlying genetic variant that slows degeneration of both rod and cone photoreceptors in a preclinical model of retinitis pigmentosa.

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Ablation 52

HeartRhythm

JULY 9, 2025

Circumferential PV ablation approaches are attractive compared with point-by-point, simplifying workflow. PFA technologies offer the potential for improved procedural efficacy and safety.

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Ablation Technology 40

Journal of the American Heart Association

JULY 3, 2025

BackgroundLeft atrial structural remodeling contributes to the persistence of atrial fibrillation (AF) and influences the outcomes of catheter ablation (CA). Journal of the American Heart Association, Ahead of Print.

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Atrial Fibrillation Ablation Outcomes Cardiomyopathy 45

DAIC

JULY 8, 2025

Food and Drug Administration (FDA) approval to expand the instructions for use (IFU) labeling for the FARAPULSE Pulsed Field Ablation (PFA) System. The FARAPULSE PFA System treats AF by delivering pulsed field energy through a catheter to ablate heart tissue. tim.hodson Tue, 07/08/2025 - 11:01 July 7, 2025 — Boston Scientific Corp.

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Ablation Atrial Fibrillation Pulmonary Bicuspid/Mitral 52

Journal of Cardiovascular Electrophysiology

JUNE 23, 2025

ABSTRACT Introduction There are currently no established effective additional substrate ablation strategies beyond pulmonary vein isolation (PVI) for persistent atrial fibrillation (AF). Methods This study included 80 patients undergoing initial catheter ablation for persistent AF. 0.99, p  = 0.047).

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Atrial Fibrillation Ablation Pulmonary Risk Factors 40

HeartRhythm

JUNE 26, 2025

We read with interest the recent article on persistent atrial fibrillation (AF) ablation outcomes for patients with left ventricular systolic dysfunction.1

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Atrial Fibrillation Ablation Article Outcomes 40

Journal of Cardiovascular Electrophysiology

JULY 9, 2025

Although this did not cause a higher maximum impedance drop or EDEL rate, we recommend AI limits of 400 and developing an automatic, AI-guided, “ablation stop”. ABSTRACT Introduction The ablation index (AI) standardizes lesions in radiofreqency ablation (RF) of atrial fibrillation (AF).

Atrial Fibrillation 40

Atrial Fibrillation Ablation Article 40

Journal of Cardiovascular Electrophysiology

JULY 1, 2025

Methods and Results This prospective, single-center study included 119 patients with paroxysmal or persistent AF who underwent radiofrequency or cryoballoon ablation. This study aimed to assess LA morphology, function, and strain using three-dimensional (3D) echocardiography and determine their association with AF recurrence.

Atrial Fibrillation 40

Atrial Fibrillation Pulmonary Ablation Article 40

HeartRhythm

MAY 17, 2025

It remains to be proven if catheter ablation of AF can lead to an additional stroke protection benefit in these patients. Despite treatment with anticoagulants, patients with atrial fibrillation (AF) remain exposed to a relevant residual risk of stroke.

Atrial Fibrillation 45

Atrial Fibrillation Ablation Strokes Stroke 45

American College of Cardiology

JUNE 18, 2025

How does the efficacy and safety of catheter ablation as first-line therapy compare with antiarrhythmic drug (AAD) therapy for ventricular tachycardia (VT) in patients with ischemic cardiomyopathy (ICM) and implantable cardioverter-defibrillators (ICDs)?

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Tachycardia Ablation Defibrillator Cardiomyopathy 45

HeartRhythm

JUNE 2, 2025

In patients with structural heart disease undergoing catheter ablation of ventricular tachycardia (VT), prolonged post-ablation hospitalization may be a predictor of poor outcomes.

Tachycardia 40

Tachycardia Ablation Hospital Outcomes 40

DAIC

JUNE 4, 2025

Overall, only 22% of studied patients received concomitant surgical ablation during CABG, and, although the prevalence of ablation did increase over the study period, ablation rates were only 27% in 2019 (two years after a Class I recommendation for ablation was published by the Society of Thoracic Surgeons).

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Atrial Fibrillation Coronary Artery Bypass Graft Ablation Medicare 59

Journal of the American Heart Association

JUNE 18, 2025

Focal and rotational drivers are proposed to be involved in atrial fibrillation mechanisms but their ablation has produced variable outcomes. in Conventional (NS), with no difference in ablation procedure time or safety. A subset of patients (41% FIRM, 49% Conventional) received extra ablation. in FIRM and 67.5% PVI +extra, 77.7%

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Atrial Fibrillation Ablation Tachycardia Outcomes 45

DAIC

APRIL 28, 2025

tim.hodson Mon, 04/28/2025 - 11:50 April 27, 2025 The Heart Rhythm Society (HRS) has announced the findings of new studies demonstrating the safety and efficacy of emerging pulsed field ablation (PFA) systems during Heart Rhythm 2025 in San Diego, California. minutes, ablation lasting 25.5 minutes, catheter dwell time at 59.9

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Heart Rhythm Technology Ablation Atrial Fibrillation 52

Circulation: Arrhythmia and Electrophysiology

JUNE 13, 2025

Some reentrant atrial tachycardia (AT) cases are characterized by challenging activation patterns and unexpected ablation responses. A recent translational study, focusing on topology and the role of boundaries, suggests that thinking topology within EAM/ETM might offer extra control during mapping and ablation of reentrant AT.

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Tachycardia Ablation Electrophysiology Arrhythmia 40

Journal of Cardiovascular Electrophysiology

JULY 14, 2025

Pulmonary vein (PV) reconnection and the onset of non-PV-triggers is frequently the cause of atrial fibrillation (AF) recurrence after radiofrequency catheter ablation (RFCA). The procedural and clinical effectiveness of using isoproterenol for unmasking dormant conduction and non-PV ectopy triggering AF during RFCA is still controversial.

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Atrial Fibrillation Pulmonary Ablation Arrhythmia 45

Frontiers in Cardiovascular Medicine

FEBRUARY 27, 2025

BackgroundInstant atrial fibrillation termination (AFT) during radiofrequency ablation has been suggested as a predictor of prognosis in persistent atrial fibrillation (AF). However, its role in cryoballoon ablation remains unclear. Propensity score matching (PSM) was applied to eliminate covariate imbalances. years] were included.

Atrial Fibrillation 52

Atrial Fibrillation Ablation Arrhythmia Outcomes 52

Open Heart

APRIL 5, 2025

Objective Pulsed-field ablation (PFA) is a new technology of catheter ablation for atrial fibrillation (AF). This research is to investigate the feasibility of a new strategy (transoesophageal echocardiography-guided pulsed field ablation, TEEP) to guide PFA for AF with no contrast and zero fluoroscopy.

Atrial Fibrillation 52

Atrial Fibrillation Ablation Pulmonary Technology 52

Frontiers in Cardiovascular Medicine

JUNE 24, 2025

In treatment, AI assists in personalised anticoagulation decisions, catheter ablation planning, and optimising antiarrhythmic drug selection. By incorporating diverse clinical, imaging, and genomic data, predictive models outperform conventional risk scores in estimating stroke risk and disease progression.

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Atrial Fibrillation Research Heart Failure Arrhythmia 52

DAIC

JULY 10, 2025

Titled “First In‑Human Results of the MAGiC Robotic Magnetic Navigation Radiofrequency Ablation Catheter,” the publication is the first peer-reviewed literature supporting the efficacy and safety of Stereotaxis’ MAGiC catheter. “We Procedure time averaged 83 minutes skin-to-skin. A procedure-related adverse event rate of 1.5%

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Ablation Atrial Flutter Arrhythmia Tachycardia 52

Frontiers in Cardiovascular Medicine

JANUARY 21, 2025

Atrial fibrillation is the most prevalent arrhythmia with a lifetime risk of nearly 30%. It can be associated with reduced quality of life and complications such as heart failure and stroke. Pulmonary vein isolation (PVI) is the most effective treatment for rhythm control. It has initially been performed with fluoroscopic catheter guiding.

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Atrial Fibrillation Quality of Life Ablation Electrophysiology 52

Journal of Cardiovascular Electrophysiology

APRIL 30, 2025

Aims To assess the effectiveness of superwide left atrial circumferential ablation (SWLACA) for treatment of persistent AF (PeAF) through a randomized controlled study. Methods A total of 248 patients (male 63.7%, median age 65 years) with PeAF were randomly divided into the SWLACA group and PVAI group.

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Atrial Fibrillation Ablation Pulmonary Arrhythmia 40