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Atrial Fibrillation Circulation Electrophysiology 
DAIC
DECEMBER 29, 2023
This week, the Cleveland Clinic enrolled the first patient in the AVANT GUARD trial, overseen by Dr. Oussama Wazni, vice chair of cardiovascular medicine and section head, Cardiac Electrophysiology and Pacing, Cleveland Clinic, who is also serving as the lead investigator of the trial. Circulation.
Medical Xpress - Cardiology
FEBRUARY 22, 2024
Patients who present with persistent atrial fibrillation at diagnosis are more likely to have certain risk factors as compared with patients with occasional atrial fibrillation (AFib).
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Circulation: Arrhythmia and Electrophysiology
FEBRUARY 24, 2025
Circulation: Arrhythmia and Electrophysiology, Ahead of Print. BACKGROUND:The strongest genetic risk factors for atrial fibrillation (AF) are DNA variants on chromosome 4q25 near the transcription factor genePITX2.
Circulation: Arrhythmia and Electrophysiology
APRIL 3, 2025
Circulation: Arrhythmia and Electrophysiology, Ahead of Print.
Circulation: Arrhythmia and Electrophysiology
MARCH 20, 2025
Circulation: Arrhythmia and Electrophysiology, Ahead of Print.
Circulation: Arrhythmia and Electrophysiology
JANUARY 29, 2024
Circulation: Arrhythmia and Electrophysiology, Ahead of Print. Three months after the index procedure, patients underwent a repeat electrophysiology study to identify pulmonary vein reconnections. Forty patients underwent a repeat electrophysiology study. or acute reconnection (4% versus 14%;P=0.3)
Circulation: Arrhythmia and Electrophysiology
FEBRUARY 13, 2024
Circulation: Arrhythmia and Electrophysiology, Ahead of Print. BACKGROUND:Atrial fibrillation is the most common cardiac arrhythmia in the world and increases the risk for stroke and morbidity.
Circulation: Arrhythmia and Electrophysiology
MARCH 19, 2025
Circulation: Arrhythmia and Electrophysiology, Ahead of Print.
Circulation
JANUARY 8, 2024
Circulation, Ahead of Print. BACKGROUND:The relationship between heart failure (HF) and atrial fibrillation (AF) is clear, with up to half of patients with HF progressing to AF. The pathophysiological basis of AF in the context of HF is presumed to result from atrial remodeling.
Circulation: Arrhythmia and Electrophysiology
MARCH 21, 2025
Circulation: Arrhythmia and Electrophysiology, Ahead of Print.
Circulation: Arrhythmia and Electrophysiology
FEBRUARY 18, 2025
Circulation: Arrhythmia and Electrophysiology, Ahead of Print.
Circulation: Arrhythmia and Electrophysiology
JANUARY 6, 2025
Circulation: Arrhythmia and Electrophysiology, Ahead of Print.
Circulation: Arrhythmia and Electrophysiology
NOVEMBER 7, 2023
Circulation: Arrhythmia and Electrophysiology, Volume 16, Issue 11 , Page e012199, November 1, 2023. BACKGROUND:β-AR (β-adrenergic receptor) stimulation regulates atrial electrophysiology and Ca2+homeostasis via cAMP-dependent mechanisms; however, enhanced β-AR signaling can promote atrial fibrillation (AF).
Circulation: Arrhythmia and Electrophysiology
DECEMBER 11, 2024
Circulation: Arrhythmia and Electrophysiology, Ahead of Print.
Circulation: Arrhythmia and Electrophysiology
MAY 20, 2024
Circulation: Arrhythmia and Electrophysiology, Ahead of Print.
Circulation: Arrhythmia and Electrophysiology
MARCH 5, 2024
Circulation: Arrhythmia and Electrophysiology, Ahead of Print.
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Circulation: Arrhythmia and Electrophysiology
OCTOBER 22, 2024
Circulation: Arrhythmia and Electrophysiology, Ahead of Print.
Circulation: Arrhythmia and Electrophysiology
DECEMBER 11, 2024
Circulation: Arrhythmia and Electrophysiology, Ahead of Print.
Circulation: Arrhythmia and Electrophysiology
JANUARY 6, 2025
Circulation: Arrhythmia and Electrophysiology, Ahead of Print.
Circulation: Arrhythmia and Electrophysiology
FEBRUARY 10, 2025
Circulation: Arrhythmia and Electrophysiology, Ahead of Print. BACKGROUND:It is difficult to identify patients with atrial fibrillation (AF) most likely to respond to ablation.
Circulation: Arrhythmia and Electrophysiology
DECEMBER 19, 2024
Circulation: Arrhythmia and Electrophysiology, Ahead of Print. BACKGROUND:Pulmonary vein isolation (PVI) alone is less effective in patients with persistent atrial fibrillation (AF) compared with those with paroxysmal AF.
Circulation: Arrhythmia and Electrophysiology
DECEMBER 21, 2023
Circulation: Arrhythmia and Electrophysiology, Ahead of Print. BACKGROUND:Inflammation may promote atrial fibrillation (AF) recurrence after catheter ablation. mg twice daily or placebo for 10 days.
DAIC
DECEMBER 8, 2023
Getty Images milla1cf Fri, 12/08/2023 - 08:17 December 8, 2023 — The American College of Cardiology (ACC) and the American Heart Association (AHA), along with several other leading medical associations, have issued a new guideline for preventing and optimally managing atrial fibrillation (AFib). Additional Resources: After Nov.
Circulation: Arrhythmia and Electrophysiology
MARCH 5, 2024
Circulation: Arrhythmia and Electrophysiology, Ahead of Print. BACKGROUND:An association between sweetened beverages and several cardiometabolic diseases has been reported, but their association with atrial fibrillation (AF) is unclear.
Circulation
FEBRUARY 15, 2024
Circulation, Ahead of Print. Mice underwent in vivo invasive electrophysiology studies and ex vivo optical mapping. BACKGROUND:Clonal hematopoiesis of indeterminate potential (CHIP), a common age-associated phenomenon, associates with increased risk of both hematological malignancy and cardiovascular disease.
Circulation: Arrhythmia and Electrophysiology
NOVEMBER 3, 2023
Circulation: Arrhythmia and Electrophysiology, Volume 16, Issue 11 , Page e012043, November 1, 2023. BACKGROUND:In patients with persistent atrial fibrillation (PersAF), catheter ablation aiming for pulmonary vein isolation (PVI) is associated with moderate clinical effectiveness.
Circulation: Arrhythmia and Electrophysiology
DECEMBER 26, 2023
Circulation: Arrhythmia and Electrophysiology, Ahead of Print. BACKGROUND:There is a need for improved approaches to rhythm control therapy of atrial fibrillation (AF).METHODS:The METHODS:The effectiveness of flecainide (1.5
Circulation: Arrhythmia and Electrophysiology
DECEMBER 21, 2023
Circulation: Arrhythmia and Electrophysiology, Ahead of Print. Dysregulation of miR1 has been associated with various heart diseases, where a significant reduction (>75%) in miR1 expression has been observed in patient hearts with atrial fibrillation or acute myocardial infarction.
Circulation
NOVEMBER 23, 2023
Circulation, Ahead of Print. BACKGROUND:Frequent premature atrial complexes (PACs) are associated with future incident atrial fibrillation (AF), but whether PACs contribute to development of AF through adverse atrial remodeling has not been studied.
Circulation: Arrhythmia and Electrophysiology
DECEMBER 16, 2024
Circulation: Arrhythmia and Electrophysiology, Ahead of Print. These findings do not support the routine inclusion of SVC ablation in cryoballoon procedures for first-time catheter ablation in patients with paroxysmal or nonlong-standing persistent atrial fibrillation. versus 72%;P=0.41).
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Circulation: Arrhythmia and Electrophysiology
NOVEMBER 10, 2023
Circulation: Arrhythmia and Electrophysiology, Ahead of Print. Background:Despite chronic therapies, atrial fibrillation (AF) leads to rapid ventricular rates (RVR) often requiring intravenous treatments.
Circulation: Arrhythmia and Electrophysiology
OCTOBER 25, 2023
Circulation: Arrhythmia and Electrophysiology, Volume 16, Issue 11 , Page e012191, November 1, 2023. Atrioventricular AP (true AP) were distinguished from fasciculoventricular fibers (FVF) using standard invasive electrophysiology study criteria. Preexcitation was exclusively FVF mediated in 8 (36%) patients.
Circulation: Arrhythmia and Electrophysiology
NOVEMBER 23, 2023
Circulation: Arrhythmia and Electrophysiology, Ahead of Print. Further studies are needed to investigate the long-term feasibility of this new approach to atrial fibrillation treatment. Background:Pulsed field ablation (PFA) has emerged as an alternative to radiofrequency ablation.
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Circulation: Arrhythmia and Electrophysiology
NOVEMBER 29, 2023
Circulation: Arrhythmia and Electrophysiology, Ahead of Print. Atrial cardiomyopathy is a condition that causes electrical and contractile dysfunction of the atria, often along with structural and functional changes.
DAIC
DECEMBER 14, 2023
It's a major step towards fulfilling our vision of providing disruptive electrophysiology solutions for patients," said Rebecca Seidel, SVP and President of the Cardiac Ablation Solutions business, which is part of the Cardiovascular Portfolio. Circulation. Commercialization of the PulseSelect PFA system will start in early 2024.
All About Cardiovascular System and Disorders
OCTOBER 25, 2023
Rate vs Rhythm Control in Atrial Fibrillation Rate vs rhythm control as a management strategy in atrial fibrillation has been a long standing topic for debate. EAST-AFNET 4 trial had 2789 patients with early atrial fibrillation and cardiovascular conditions [8]. years of follow up per patient. N Engl J Med.
Circulation: Arrhythmia and Electrophysiology
DECEMBER 19, 2024
Circulation: Arrhythmia and Electrophysiology, Ahead of Print. BACKGROUND:Pulsed field ablation (PFA) is a promising treatment for atrial fibrillation. paroxysmal, and 58.5% deep sedation) were treated.
DAIC
MARCH 5, 2024
a global leader in cardiac arrhythmia treatment and part of Johnson & Johnson MedTech , today announced European CE mark approval of the VARIPULSE Platform for the treatment of symptomatic drug refractory recurrent paroxysmal atrial fibrillation ( AF ) using pulsed field ablation (PFA). Atrial Fibrillation. Circulation.
59 Circulation: Arrhythmia and Electrophysiology
DECEMBER 20, 2024
Circulation: Arrhythmia and Electrophysiology, Ahead of Print. BACKGROUND:Patients undergoing first-time atrial fibrillation (AF) ablation can benefit from targeting non-pulmonary vein (PV) triggers. Preprocedural identification of high-risk individuals can guide planning of ablation strategy.
Circulation: Arrhythmia and Electrophysiology
NOVEMBER 29, 2023
Circulation: Arrhythmia and Electrophysiology, Ahead of Print. BACKGROUND:Sustained forms of atrial fibrillation (AF) are associated with lower treatment success rates and poorer prognosis compared with paroxysmal AF. Yet, little is known about risk factors that predispose to persistent AF on initial presentation.
40 Circulation: Arrhythmia and Electrophysiology
FEBRUARY 23, 2024
Circulation: Arrhythmia and Electrophysiology, Ahead of Print. BACKGROUND:The National Cardiovascular Data Registry and Left Atrial Appendage Occlusion (LAAO) registry includes the vast majority of transcatheter LAAO procedures performed in the United States.
Dr. Smith's ECG Blog
APRIL 8, 2016
There is atrial fibrillation. Comments: STEMI with hypokalemia, especially with a long QT, puts the patient at very high risk of Torsades or Ventricular fibrillation (see many references, with abstracts, below). mEq of K pushed fast and circulated theoretically would raise serum K immediately by 1.0 mEq/L, from 1.9
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Dr. Smith's ECG Blog
MARCH 6, 2020
Patient course The patient was started on beta blockers and schedule for an electrophysiologic study. Because the AP lies outside of the AV node — the time to circulate around the reentry pathway and conduct back to the atria ( retrograde ) is longer than when the entire reentry circuit is contained within the AV node. Try adenosine.
Society of Thoracic Surgeons - Research
APRIL 20, 2023
Institutional Coronary Artery Bypass Case Volumes and Outcomes European Journal of Heart Failure October 2023 Makoto Mori Robotic Mitral Valve Repair for Degenerative Mitral Regurgitation The Annals of Thoracic Surgery August 2023 Carlos Diaz-Castrillion Volume-Failure to Rescue Relationship in Acute Type A Aortic Dissections: An Analysis of The Society (..)
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