HeartRhythm

MAY 8, 2024

Establishing the precise mechanism of cardiac arrhythmias in the electrophysiology laboratory is one of the main requisites for a successful and safe ablation.

Electrophysiology 40

Electrophysiology Laboratory Article Tachycardia 40

HeartRhythm

APRIL 30, 2024

Personalized computational models ("digital twins") of cardiac electrophysiology (EP) based on clinical imaging have shown potential utility in arrhythmia prognostics and treatment planning.

Electrophysiology 40

Electrophysiology Arrhythmia 40

HeartRhythm

MAY 5, 2024

The spatial ventricular gradient (SVG), a vectorcardiographic measure of electrical heterogeneity, has been associated with arrhythmic events over long-term follow-up, but its relationship with short-term inducibility of ventricular arrhythmias (VAs) is unclear.

Arrhythmia 40

Arrhythmia Electrophysiology 40

Vector Remote

AUGUST 8, 2022

What Clinics Can Do to Protect the Diagnosis and Treatment of Cardiac Arrhythmias Scope of Reimbursement Cuts The release of the annual Proposed Medicare Physician Fee Schedule is an event that business leaders and caregivers in healthcare anxiously anticipate.

Reimbursement 52

Reimbursement Electrophysiology Medicare Arrhythmia 52

Dr. Smith's ECG Blog

NOVEMBER 3, 2024

So, we are looking for signs of an underlying regular atrial rhythm ( with perhaps slight sinus arrhythmia ) — and it is much easier to find this when you know what you are looking for! ( and using calipers makes the partially-hidden P waves so easy to find! ).

Electrophysiology 65

Electrophysiology Pacemaker Physiology Tachycardia 65

HeartRhythm

APRIL 30, 2024

There is limited data regarding safety, electrophysiologic characteristics and arrhythmia substrate during ventricular tachycardia (VT) ablation in patients with prior aortic valve replacement (AVR).

Aortic valve 40

Aortic valve Electrophysiology Tachycardia Aortic 40

HeartRhythm

JULY 22, 2024

Although the electrcardiographic and electrophysiological properties of ventricular arrhythmias (VA) from the vicinity of lateral tricuspid annulus (TA) have been reported in previous studies, their precise site of origin have not been addressed.

Tricuspid 40

Tricuspid Arrhythmia Electrophysiology 40

HeartRhythm

APRIL 30, 2024

Ventricular tachycardia (VT) ablation in structural heart disease improves arrhythmia free survival. Procedural factors that influence these outcomes are not well described.

Arrhythmia 40

Arrhythmia Ablation Electrophysiology Outcomes 40

HeartRhythm

APRIL 30, 2024

Adult patients with repaired Tetralogy of Fallot (rTOF) have a high incidence of ventricular arrhythmias from an early age due to slowly conducting anatomic isthmuses (SCAI) between valves and scars or patches from the repair.

Electrophysiology 40

Electrophysiology Ablation Arrhythmia 40

HeartRhythm

MARCH 5, 2024

In this respect, the role of electrophysiology study (EPS) has been subject of debate. Risk stratification in Brugada syndrome (BrS) remains controversial. In some centers, it is common practice to use an implantable loop recorder (ILR) after a negative EPS to help risk stratification.

Electrophysiology 40

Electrophysiology Arrhythmia 40

Circulation: Arrhythmia and Electrophysiology

MAY 8, 2024

Circulation: Arrhythmia and Electrophysiology, Ahead of Print.

Arrhythmia 40

Arrhythmia Electrophysiology Ablation Circulation 40

Journal of Cardiovascular Electrophysiology

APRIL 23, 2024

Abstract The limited literature and increasing interest in studies on cardiac electrophysiology, explicitly focusing on cardiac ion channelopathies and sudden cardiac death in diverse populations, has prompted a comprehensive examination of existing research.

Sudden Cardiac Death 40

Sudden Cardiac Death Arrhythmia Health Disparities Risk Factors 40

HeartRhythm

JUNE 4, 2024

Diabetes mellitus induces adverse structural, electrophysiological, and autonomic cardiac remodeling which can increase one’s risk of ventricular arrhythmias and SCD. Diabetes mellitus (DM) confers an increased risk of sudden cardiac death (SCD) independent of its associated cardiovascular comorbidities.

Sudden Cardiac Death 40

Sudden Cardiac Death Arrhythmia Diabetes Electrophysiology 40

Frontiers in Cardiovascular Medicine

JULY 8, 2024

BackgroundHuman pluripotent stem cell-derived cardiomyocytes (hPSC-CMs) show tremendous promise for cardiac regeneration following myocardial infarction (MI), but their transplantation gives rise to transient ventricular tachycardia (VT) in large-animal MI models, representing a major hurdle to translation.

Pacemaker 52

Pacemaker CMS Arrhythmia Transplant 52

Circulation: Arrhythmia and Electrophysiology

DECEMBER 21, 2023

Circulation: Arrhythmia and Electrophysiology, Ahead of Print. These adult 75%KD hearts displayed decreased ejection fraction and fractional shortening, prolonged QRS and QT intervals, and high susceptibility to arrhythmias.

Electrophysiology 40

Electrophysiology Myocardial Infarction Atrial Fibrillation Arrhythmia 40

HeartRhythm

SEPTEMBER 4, 2023

Myocardial calcium (Ca2+) signaling plays a crucial role in contractile function and membrane electrophysiology. An abnormal myocardial Ca2+ transient is linked to heart failure and ventricular arrhythmias.

Heart Failure 40

Heart Failure Arrhythmia Electrophysiology Cardiomyopathy 40

Circulation: Arrhythmia and Electrophysiology

APRIL 17, 2024

Circulation: Arrhythmia and Electrophysiology, Ahead of Print. BACKGROUND:Epicardial radiofrequency catheter ablation (RFCA) of idiopathic ventricular arrhythmias (VAs) originating from the left ventricular summit (LVS) is challenging because of the anatomic barriers.

Arrhythmia 45

Arrhythmia Ablation Electrophysiology Outcomes 45

HeartRhythm

MAY 15, 2024

In the past decade, major advances were made in catheter ablation for arrhythmias and implantation of cardiac implantable electronic devices.1 1 Catheter ablation for atrial fibrillation (AF) and ventricular tachycardia (VT) has become the standard of care for many patients presenting with these arrhythmias.2–4

Electrophysiology 40

Electrophysiology Atrial Fibrillation Ablation Arrhythmia 40

Circulation

NOVEMBER 11, 2024

Findings highlight no relevant AUX-001 effect on electrophysiological safety providing additional safety information supporting development of ER NIC. Findings also confirm previous healthy volunteer trials with IR NIC highlighting no tendency promoting arrhythmia in normal, non-ischemic myocardium.

Angina 40

Angina Electrophysiology Physiology Arrhythmia 40

Circulation: Arrhythmia and Electrophysiology

OCTOBER 22, 2024

Circulation: Arrhythmia and Electrophysiology, Ahead of Print.

Atrial Fibrillation 40

Atrial Fibrillation Electrophysiology Heart Failure Exercise 40

Journal of Cardiovascular Electrophysiology

JANUARY 31, 2024

Bipolar catheter ablation for highly refractory cardiac arrhythmia—does rate of success depend on arrhythmia origin? Abstract Introduction Despite rapid technological progress, some arrhythmias are still resistant to standard unipolar ablation. Methods An observational, single center study was conducted over a 30-month period.

Arrhythmia 40

Arrhythmia Ablation Technology Article 40

HeartRhythm

SEPTEMBER 5, 2024

Post-operative arrhythmias are most often transient and medically treated, but some patients may require electrophysiology study (EPS) and ablation.

Congenital Heart Disease 45

Congenital Heart Disease Ablation Congenital Electrophysiology 45

Circulation: Arrhythmia and Electrophysiology

SEPTEMBER 26, 2024

Circulation: Arrhythmia and Electrophysiology, Ahead of Print.

Electrophysiology 40

Electrophysiology Ablation Arrhythmia Circulation 40

Circulation: Arrhythmia and Electrophysiology

SEPTEMBER 25, 2024

Circulation: Arrhythmia and Electrophysiology, Ahead of Print.

Ablation 40

Ablation Electrophysiology Tachycardia Arrhythmia 40

Journal of the American Heart Association

DECEMBER 8, 2023

The primary end point was syncope recurrence, and the secondary end point was the reduction of the ventricular arrhythmia score during exercise testing. events per year;P<0.001) and improved the ventricular arrhythmia scores at the 3‐month (5 [range, 3–6] to 1.5

Ablation 45

Ablation Tachycardia Electrophysiology Outcomes 45

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)

Electrophysiology 76

Electrophysiology Atrial Fibrillation Pulmonary Ablation 76

Circulation: Arrhythmia and Electrophysiology

SEPTEMBER 20, 2024

Circulation: Arrhythmia and Electrophysiology, Ahead of Print.

Electrophysiology 40

Electrophysiology Arrhythmia Circulation 40

Dr. S. Venkatesan MD

MARCH 19, 2024

Massie Block -Ref 1) But, if there is something unusual in the clinical history, be ready to investigate until the arrhythmia, or at least the anxiety disappears. Clinical and electrophysiologic findings in patients with paroxysmal slowing of the sinus rate and apparent Mobitz type II atrioventricular block. Reference 1. PMID: 668079.

Arrhythmia 52

Arrhythmia Sudden Cardiac Death Electrophysiology Cardiomyopathy 52

Journal of Cardiovascular Electrophysiology

NOVEMBER 29, 2023

However, the incidence of ventricular arrhythmias (VAs) is high in this population, both in the acute and delayed phases after implantation. Abstract Left ventricular assist device (LVAD) implantation is an established treatment for patients with advanced heart failure refractory to medical therapy.

Arrhythmia 75

Arrhythmia Heart Failure Ablation Outcomes 75

HeartRhythm

NOVEMBER 21, 2023

An eager electrophysiology fellow was sitting next to his mentor, on the plane ride back from the American College of Cardiology Scientific Sessions, putting together slides on highlights of the meeting. It was the spring of 1999.

Arrhythmia 40

Arrhythmia Electrophysiology Tachycardia 40

DAIC

JUNE 11, 2024

“As electrophysiologists, our primary goal is to improve the lives of our patients,” said Dr. Mario Volpicelli , Head of the Electrophysiology Unit of the hospital. Robotic Magnetic Navigation introduces the benefits of robotic precision and safety to cardiac ablation, a common minimally invasive procedure to treat arrhythmias.

Heart Rhythm 81

Heart Rhythm Technology Electrophysiology Arrhythmia 81

Frontiers in Cardiovascular Medicine

FEBRUARY 13, 2024

Among the most serious manifestations associated with HF is arrhythmia due to the electrophysiological changes within the cardiomyocyte. Among these electrophysiological changes, disruptions in sodium and potassium currents’ function and trafficking, as well as calcium handling, all of which impact arrhythmia in HF.

Heart Failure 64

Heart Failure Electrophysiology Quality of Life Arrhythmia 64

Journal of Cardiovascular Electrophysiology

DECEMBER 7, 2023

Abstract Radiofrequency (RF) ablation of intramural ventricular arrhythmias (VAs) may require advanced ablation techniques to achieve effective energy transfer to the targeted tissue. This strategy has proved to result in deeper lesion formation and may be effective for eliminating arrhythmias that have been refractory to standard ablation.

Arrhythmia 40

Arrhythmia Ablation Article 40

All About Cardiovascular System and Disorders

FEBRUARY 2, 2024

Fever and Arrhythmia in Brugada Syndrome

Arrhythmia 52

Arrhythmia Electrophysiology 52

Medical Xpress - Cardiology

FEBRUARY 22, 2024

The findings, led by investigators in the Smidt Heart Institute at Cedars-Sinai, published in Circulation: Arrhythmia and Electrophysiology. 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).

AFIB 58

AFIB Risk Factors Atrial Fibrillation Electrophysiology 58

All About Cardiovascular System and Disorders

FEBRUARY 5, 2024

Can they predispose to any arrhythmia? What are the findings?

Arrhythmia 52

Arrhythmia Electrophysiology 52

Circulation: Arrhythmia and Electrophysiology

AUGUST 30, 2024

Circulation: Arrhythmia and Electrophysiology, Ahead of Print. BACKGROUND:Increased mitochondrial Ca2+uptake has been implicated in the QT prolongation and lethal arrhythmias associated with nonischemic cardiomyopathy.

Cardiomyopathy 40

Cardiomyopathy Arrhythmia Electrophysiology Circulation 40