DAIC

DECEMBER 27, 2023

With the unveiling of the Genesis System, Baptist Health Lexington has become the first in Kentucky, and one of the first in the world, to provide the latest advancement in robotic technology to treat cardiac arrhythmias. “We In 2006, Lewis realized something was not right with his heart during one of his regular outdoor runs.

Technology 105

Technology Heart Disease Heart Rhythm Arrhythmia 105

Dr. Smith's ECG Blog

JUNE 5, 2024

IMPRESSION: The finding of sinus bradycardia with 1st-degree AV block + marked sinus arrhythmia + the change in PR interval from beat #5-to-beat #6 — suggests a form of vagotonic block ( See My Comment in the October 9, 2020 post in Dr. Smith's ECG Blog ). Initial high sensitivity troponin I returned at 6ng/L (normal 0.20

Chest Pain 122

Chest Pain Blog Cardiac Arrest Cardiomyopathy 122

DAIC

JANUARY 3, 2024

The Zio monitor ECG System secured its CE mark based on compliance to EU MDR standards of performance, quality, safety, and efficacy, along with the body of clinical evidence supporting Zio in detecting potential cardiac arrhythmias. iRhythm Technologies, 2023. Journal of the American College of Cardiology , 2023. Data on file.

Technology 98

Technology Certification Arrhythmia Electrocardiogram 98

American College of Cardiology

DECEMBER 2, 2024

Food and Drug Administration (FDA) approval in December 2023, it opened up the proverbial Pandora's Box for treating not only atrial fibrillation (AFib), but also ventricular arrhythmias. When pulsed field ablation (PFA) achieved European CE mark approval in January 2021 and U.

Arrhythmia 40

Arrhythmia Ablation Atrial Fibrillation AFIB 40

DAIC

DECEMBER 29, 2023

Unlike paroxysmal AF, which describes symptoms that last for seven days or fewer, persistent AF is a sustained arrhythmia that lasts for more than a week 1. Early treatment of persistent AF can reduce the risk of blood clots, stroke, and heart failure, and may prevent the disease from becoming permanent.

Atrial Fibrillation 115

Atrial Fibrillation Ablation Atrial Flutter Blood Clot 115

Medical Xpress - ECG

APRIL 17, 2023

Thirty day electrocardiogram (ECG) monitoring in patients with hypertrophic cardiomyopathy (HCM) detects more arrhythmias than the standard 24 to 48 hours, according to late breaking science presented at EHRA 2023, a scientific congress of the European Society of Cardiology (ESC).

Arrhythmia 40

Arrhythmia Cardiomyopathy Research Electrocardiogram 40

Ken Grauer, MD

OCTOBER 13, 2023

With P waves labeled — Isn't it now much easier to appreciate that the atrial rhythm is quite regular ( with no more than a slight sinus arrhythmia )? P utting I t A ll T ogether : The precise mechanism of today's arrhythmia is complex and difficult to determine. For those with a special interest in cardiac arrhythmias — READ ON! —

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Blog Arrhythmia Bradycardia Download 159

Journal of Cardiovascular Electrophysiology

MARCH 17, 2025

Methods and Results A total of 323 consecutive FAT patients who underwent electrophysiological study and radiofrequency catheter ablation between January 2011 and March 2023 were selected for this study. Conclusion Significant age differences were observed in the distribution of FAT foci.

Tachycardia 40

Tachycardia Ablation Outcomes Tricuspid 40

Dr. Smith's ECG Blog

JULY 24, 2024

Note the Timed Contents that I detail below facilitate finding specific material. == ECG Podcast #1 — Common Errors in ECG Interpretation ( And How to Easily Correct these Errors! ) — published by Mayo Clinic CV Podcast Series on 12/19/2023 ( 30 minutes ). 11:35 — My views on: Will the computer ever be able to interpret complex arrhythmias?

Arrhythmia 52

Arrhythmia Blog Tachycardia CME 52

HeartRhythm

JULY 17, 2024

Stereotactic arrhythmia radioablation (STAR) is a noninvasive treatment of refractory ventricular tachycardia (VT). In this study, we aimed to systematically review prospective trials on STAR and pool harmonized outcome measures in a meta-analysis.

Arrhythmia 40

Arrhythmia Tachycardia Outcomes 40

Wellnest

DECEMBER 31, 2023

As India concludes 2023, the final fortnight of December has witnessed nearly 8,500 Covid-19 cases. Electrocardiograms (EKG or ECG): This diagnostic method effectively detects irregular heartbeats or arrhythmias by analyzing the electrical signals in the heart. 1 is a sub-variant recently developed from the BA.2.86

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COVID-19 Heart Attack Heart attacks Exercise 52

DAIC

MARCH 26, 2024

The most common arrhythmia, atrial fibrillation , will affect approximately 12.1 Food and Drug Administration (FDA) in July 2023, a new leadless pacemaker system placed in both chambers of the heart and using a novel communication technology is now offering a more minimally invasive option for patients. Approved by the U.S.

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Pacemaker Heart Rhythm Arrhythmia Atrial Fibrillation 105

Ken Grauer, MD

MAY 28, 2024

Note the Timed Contents that I detail below facilitate finding specific material. == ECG Podcast #4 — All About Comparison ECGs for 12-Leads and Arrhythmias ( Comparing ECGs seems so "easy" to do — but so often is not done correctly! ) — published by Mayo Clinic CV Podcast Series on 5/21/2024 ( 35 minutes ). What are the problems?

Blog 143

Blog Arrhythmia Tachycardia CME 143

Journal of Cardiovascular Electrophysiology

NOVEMBER 18, 2024

ABSTRACT Objectives Activation mapping for idiopathic ventricular arrhythmias (IVAs) typically relies on identifying the earliest bipolar electrograms and unipolar electrograms characterized by an initial QS morphology preceding the intrinsic deflection.

Arrhythmia 40

Arrhythmia Ablation Article 40

Circulation

NOVEMBER 11, 2024

The targeted Automated External Defibrillator (AED) program in the Sao Paulo Metro has yielded promising results in improving survival rates for individuals experiencing out-of-hospital cardiac arrest (OHCA) due to ventricular arrhythmias.

Cardiac Arrest 69

Cardiac Arrest Defibrillator Public Health Arrhythmia 69

Ken Grauer, MD

AUGUST 4, 2023

HOW would you treat this arrhythmia? == NOTE: What follows below is my “thought process” for interpreting today’s rhythm — with multiple PEARLS sprinkled in along the way. Much of the time — it will be easiest to determine the mechanism of a complex arrhythmia IF there is a "break" in the rhythm, even if this slow-down is only momentary.

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Blog Arrhythmia Academic 148

Frontiers in Cardiovascular Medicine

FEBRUARY 13, 2024

billion in 2023, warranting a better understanding of the mechanisms involved in HF. Among the most serious manifestations associated with HF is arrhythmia due to the electrophysiological changes within the cardiomyocyte. The total cost of care for HF is USD 69.8

Heart Failure 64

Heart Failure Electrophysiology Quality of Life Arrhythmia 64

Circulation: Arrhythmia and Electrophysiology

NOVEMBER 3, 2023

Circulation: Arrhythmia and Electrophysiology, Volume 16, Issue 11 , Page e012543, November 1, 2023.

Cardiomyopathy 40

Cardiomyopathy Electrophysiology Arrhythmia Circulation 40

Circulation: Arrhythmia and Electrophysiology

NOVEMBER 3, 2023

Circulation: Arrhythmia and Electrophysiology, Volume 16, Issue 11 , Page e012300, November 1, 2023.

Electrophysiology 40

Electrophysiology Arrhythmia Ablation Circulation 40

Dr. Smith's ECG Blog

SEPTEMBER 29, 2023

Hint: there are 2 etiologies) == MY Comment , by K EN G RAUER, MD ( 9/28 /2023 ): == If I had to choose a title for today's case — it would be, "A Tale of 2 Findings ". These effects of a large, negative P wave with a short PR interval on the subsequent ST segment — are seen in ECG #1 of Figure-1 ( adapted from the February 23, 2023 post ).

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Chest Pain Tachycardia STEMI Blog 130

Dr. Smith's ECG Blog

FEBRUARY 2, 2024

Sci 5[4] 268-270, 2015 ) both highlight a likely association between acute development of ischemic J waves — and high risk of developing malignant ventricular arrhythmias ( My Comment in the September 23, 2020 post ).

Blog 137

Blog Cardiac Arrest Atrial Fibrillation Bradycardia 137

DAIC

DECEMBER 22, 2023

David Newton , Clinical Cardiac Electrophysiologist at Memorial Health University Physicians Heart Care and Dr. Andrea Natale , Executive Medical Director at T exas Cardiac Arrhythmia Institute, St. David’s Medical Center. Approximately 1 in 4 adults over the age of 40 are at risk for developing AFib.

Atrial Fibrillation 59

Atrial Fibrillation AFIB Ablation Heart Rhythm 59

Frontiers in Cardiovascular Medicine

DECEMBER 15, 2023

Background Atrial fibrillation (AF) is a common cardiac arrhythmia that increases the risk of stroke and other cardiovascular complications. Methods This web-based cross-sectional study was conducted at local Hospital between April 2023 and May 2023, and enrolled AF patients. The KAP scores were 4.64 ± 3.28, 21.09 ± 2.33

Atrial Fibrillation 64

Atrial Fibrillation Education Ablation Arrhythmia 64

Dr. Smith's ECG Blog

AUGUST 14, 2024

[link] == MY Comment , by K EN G RAUER, MD ( 8/5 /2024 ): == As one who has been fascinated by cardiac arrhythmias for decades — I find the most difficult aspect of rhythm interpretation for me, is distinguishing between what is "real" vs what is artifact, or simply background "noise". We learn best when we learn from each other.

Arrhythmia 110

Arrhythmia Pacemaker Outcomes Blog 110

Cardiology Update

JANUARY 2, 2024

Important Deadlines: Early registration fee: January 9, 2023. Late registration fee: February 8, 2023. Important Deadlines: Abstract and late-breaking clinical trial submission is closed (Deadline: December 7 and October 17, 2023) Fees: Visit the ACC 2024 website for registration options. Hashtag: #ACVC2024 2. Hashtag: #ACC24 3.

Heart Failure 111

Heart Failure Atherosclerosis Cardiovascular Imaging Non-Invasive Cardiology 111

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

Dr. Smith's ECG Blog

JANUARY 2, 2025

For more on Torsades de Pointes vs PMVT See My Comment in the October 18, 2023 post and the September 2, 2024 post in Dr. Smith's ECG Blog ). In this specific case, Left Bundle Branch (LBB) area pacing was pursued to achieve cardiac resynchronization.

Tachycardia 116

Tachycardia Cardiomyopathy Blog Bradycardia 116

Dr. Smith's ECG Blog

MAY 26, 2023

Severely ill patients from any etiology can have very abnormal ECGs = My Comment by K EN G RAUER, MD ( 5/26 /2023 ): = There are more questions than answers in today's case. It will not always be possible to be 100% certain about the etiology of an arrhythmia from the single "snapshot" we get from a 10-second rhythm strip.

Cardiogenic Shock 98

Cardiogenic Shock Arrhythmia Blog Education 98

Dr. Smith's ECG Blog

SEPTEMBER 11, 2024

Acute MI per se usually does not depress cardiac function and blood pressure enough to cause syncope ( Mostafa et al — J Com Hosp Intern Med Perspect 13(4):9-12, 2023 - ). Other cardiac-related causes for syncope associated with acute MI may include malignant ventricular arrhythmias and bradyarrhythmias including AV block.

Chest Pain 114

Chest Pain Aneurysm Stent Stents 114

DAIC

FEBRUARY 27, 2024

a global leader in cardiac arrhythmia treatment and part of Johnson & Johnson MedTechi , announced the commencement of patient cases with the investigational Laminar Left Atrial Appendage Elimination (LAAX) System as part of its pivotal investigational device exemption (IDE) study. The acquisition of Laminar, Inc.

Atrial Fibrillation 105

Atrial Fibrillation Innovation AFIB Pharmacology 105

Dr. Smith's ECG Blog

SEPTEMBER 27, 2023

[link] == MY Comment , by K EN G RAUER, MD ( 9/27 /2023 ): == Fascinating series of tracings by Dr. Nossen — that illustrate dramatic shark fin morphology from acute LAD OMI. Of academic interest — are the arrhythmias that developed.

Tachycardia 132

Tachycardia Chest Pain Academic Arrhythmia 132

Dr. Smith's ECG Blog

JULY 25, 2024

As we have often emphasized on Dr. Smith's ECG Blog ( See My Comment in the March 1, 2023 post) — DSI does not indicate acute coronary occlusion! It also does not uniformly indicate severe coronary disease. Many patients with DSI do have severe coronary disease — but many do not.

Cardiac Arrest 124

Cardiac Arrest Ischemia Tachycardia Defibrillator 124

Frontiers in Cardiovascular Medicine

DECEMBER 18, 2023

Methods We searched Pubmed, Embase, Ovid, Web of Science and other databases for comparative trials comparing CB and LB ablation in the treatment of AF, from establishment of database to August, 2023. Results A total of 13 studies and 3,582 patients were included (CBA, n  = 2,308; LBA, n  = 1,274).

Atrial Fibrillation 64

Atrial Fibrillation Ablation Innovation Arrhythmia 64

Dr. Smith's ECG Blog

OCTOBER 3, 2023

For a more comprehensive and illustrative analysis please see Dr Grauer's comment below. == MY Comment , by K EN G RAUER, MD ( 10/3 /2023 ): == I was intrigued by today's tracings — which consisted of 3 4-lead rhythm strips, obtained sequentially from a patient being monitored on telemetry for acute MI. Always treat the patient!

Arrhythmia 116

Arrhythmia Pacemaker Blog 116

Nature Reviews - Cardiology

DECEMBER 4, 2023

Nature Reviews Cardiology, Published online: 05 December 2023; doi:10.1038/s41569-023-00977-w Gene therapy involving adenine base editing can correct a pathogenic variant in the Scn5a gene and alleviate arrhythmia phenotypes in a mouse model of long QT syndrome type 3.

Arrhythmia 40

Arrhythmia 40

Ken Grauer, MD

SEPTEMBER 1, 2023

NOTE: There may be slight variation in the P-P interval if some sinus arrhythmia is present — but even then, it will usually be obvious IF the "theme" of the P-P interval is that of an underlying sinus rhythm. A DDENDUM ( 9/2/2023 ) : Adenosine was administered to today's patient for treatment of a regular SVT rhythm.

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Blog Arrhythmia Heart Disease 114

HeartRhythm

SEPTEMBER 23, 2024

Atrial fibrillation (AF) is the most common arrhythmia worldwide, with increasing prevalence resulting from improved awareness, increased life expectancy, and advances in detection technology.

Atrial Fibrillation 40

Atrial Fibrillation Ablation Heart Rhythm Electrophysiology 40