JAMA Cardiology

NOVEMBER 30, 2023

An electrocardiogram showed monomorphic ventricular tachycardia with a morphology suggesting right ventricular (RV) origin. A woman in her 90s presented to the emergency department with fever, hemoptysis, and syncopal episodes. What would you do next?

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Tachycardia Electrocardiogram 40

HeartRhythm

JUNE 14, 2024

The electrocardiogram-based algorithm for predicting para-septal atrial tachycardia (PSAT) is limited by the significant overlaps in the P-wave morphology originating from various para-septal sites.

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Tachycardia Electrocardiogram 40

Frontiers in Cardiovascular Medicine

JANUARY 8, 2025

IntroductionFocal atrial tachycardia (FAT) is predominant in the pediatric population. A 12-lead electrocardiogram revealed a narrow QRS complex tachycardia with a rate of 157 beats per minute and a prolonged RP relationship. Echocardiography indicated a severely reduced ejection fraction of 22%.

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Tachycardia Ablation Cardiomyopathy Electrocardiogram 40

HeartRhythm

SEPTEMBER 10, 2023

Recognition of distinct arrhythmia syndromes over the last 3 decades, such as long QT syndrome, Brugada syndrome, catecholaminergic polymorphic ventricular tachycardia, and early repolarization (ER) syndrome (ERS), has changed this field, and the diagnosis of IVF has substantially decreased.1

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Electrocardiogram Sudden Cardiac Death Cardiac Arrest Document 40

Cardiomatics

APRIL 5, 2024

In a world where technology reigns supreme, one of the most profound tools in medicine remains the irreplaceable electrocardiogram (ECG). Sinus tachycardia – sinus rhythm above 100 bpm is a sinus tachycardia. An abnormal electrocardiogram can mean many things. Usually does not exceed 160 bpm.

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Arrhythmia Tachycardia Bradycardia Heart Rhythm 92

Dr. Smith's ECG Blog

MARCH 29, 2016

An otherwise healthy woman in her 20's with no past medical history presented with tachycardia. It can be managed with medications that convert atrial fibrillation to sinus, such as procainamide or ibutilide (and others), but when you have a wide complex very fast tachycardia, it is best to use electrical cardioversion.

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Tachycardia Atrial Fibrillation Electrocardiogram 52

Journal of Cardiovascular Electrophysiology

DECEMBER 17, 2023

Advanced arrhythmic substrate consisting of significant conduction abnormalities due to inflammation and fibrosis can be identified by specific electrocardiogram signs, such as fragmented QRS and ε wave. Among the ventricular tachycardia (VT) characteristics, multiple morphologies of monomorphic VTs (OR: 10.9,

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Tachycardia Electrocardiogram Risk Factors Article 40

HeartRhythm

DECEMBER 27, 2024

Electrocardiographic imaging (ECGi) is a non-invasive technique for ventricular tachycardia (VT) ablation planning. In-silico pace mapping combines a personalized computational model with clinical electrocardiograms (ECGs) to generate a virtual 3D pace map. However, it is limited to reconstructing epicardial surface activation.

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Electrocardiogram Tachycardia Ablation 45

Frontiers in Cardiovascular Medicine

JANUARY 28, 2024

Sacubitril/valsartan can improve outcomes for patients with heart failure and ventricular tachycardia, but few studies examined whether it can reduce recurrence or improve cardiovascular outcomes in patients with persistent atrial fibrillation after catheter ablation.

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Atrial Fibrillation Heart Failure Ablation Electrocardiogram 64

Frontiers in Cardiovascular Medicine

MARCH 27, 2024

Electrocardiogram (ECG) abnormalities can be found in almost all patients, with Wolff–Parkinson–White (WPW) syndrome being the most common. Case summary A 51-year-old woman with a 36-year history of intermittent palpitations was admitted due to hemodynamically stable ventricular tachycardia (VT).

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Arrhythmia Atrial Flutter Tachycardia Atrial Fibrillation 59

Dr. Smith's ECG Blog

JANUARY 5, 2020

Multifocal Atrial Tachycardia 2. A deep neural network for 12-lead electrocardiogram interpretation outperforms a conventional algorithm, and its physician over-read, in the diagnosis of atrial fibrillation. The rhythm is indeed irregularly irregular, so atrial fibrillation must be considered. Sinus with multifocal PACs 3. Poon et al.

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Atrial Fibrillation Tachycardia Arrhythmia Pulmonary 52

HeartRhythm

DECEMBER 25, 2023

He was not on any medication and his baseline electrocardiogram (ECG) was normal. A 44-year-old man with a structurally normal heart presented with a history of regular palpitations.

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Tachycardia Electrocardiogram Electrophysiology 40

Frontiers in Cardiovascular Medicine

JANUARY 10, 2024

In an 82-year-old female patient with cardiac dysfunction using digoxin, tachycardia (average heart rate of 93 beats/min) was demonstrated by electrocardiogram (ECG). Here, a rare repeated sinus bradycardia event due to escitalopram is first reported.

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Bradycardia Heart Disease Heart Rhythm Electrocardiogram 64

Circulation

NOVEMBER 11, 2024

Electrocardiogram (ECG) showed sustained monomorphic VT at a rate of 160 bpm. Since its identification in 1981 its diagnosis has increased due to the advancements in cardiac imaging. It’s association with ventricular arrythmia (VA) and sudden cardiac death (SCD) underscores the importance of its identification.

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Bicuspid/Mitral Aneurysm Sudden Cardiac Death Tachycardia 40

JAMA Cardiology

NOVEMBER 14, 2023

A man in his 50s with recurrent palpitations, fatigue, and progressive exertion dyspnea had irregular narrow-QRS tachycardia in an incessant, repetitive fashion with heart rates up to 180 beats per minute and occasional short runs of wide-QRS tachycardia on Holter monitoring and 12-lead electrocardiogram.

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Heart Failure Electrocardiogram Tachycardia 40

Dr. Smith's ECG Blog

JANUARY 1, 2024

An initial electrocardiogram (ECG) is provided below. While the initial impression might not immediately suggest ventricular tachycardia (VT), a closer examination raises suspicion. His current medication regimen includes apixaban, carvedilol, perindopril, spironolactone, torasemide, dapagliflozin, amiodarone, and ivabradine.

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Tachycardia Blog Ischemia Heart Failure 113

All About Cardiovascular System and Disorders

MARCH 25, 2024

Ventricular arrhythmias during exercise can be documented in congenital long QT syndromes as well as in catecholaminergic polymorphic ventricular tachycardia. Bidirectional ventricular tachycardia is the classical arrhythmia noted in catecholaminergic polymorphic ventricular tachycardia.

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Exercise Pediatrics Congenital Tachycardia 52

Frontiers in Cardiovascular Medicine

FEBRUARY 5, 2024

Although sinus tachycardia is the most commonly encountered rhythmic disturbance, subsequent reports have highlighted other findings. Case presentation Here, we present the case of a 91-year-old woman with acute pulmonary embolism, whose initial electrocardiogram showed a complete atrioventricular block.

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Embolism Pulmonary Blood Pressure Electrocardiogram 49

Journal of Cardiovascular Electrophysiology

SEPTEMBER 26, 2024

Abstract Introduction Typical atrial flutter (AFL) is a macroreentrant tachycardia in which intracardiac conduction rotates counterclockwise around the tricuspid annulus. The 12-lead electrocardiogram (ECG) and three-dimensional (3D) electroanatomical maps were analyzed.

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Atrial Flutter Tachycardia Tricuspid Electrocardiogram 40

Journal of Cardiovascular Electrophysiology

DECEMBER 7, 2023

Methods and Results A 21-year-old female with supraventricular tachycardia (SVT) and pre-excitation on electrocardiogram (ECG) underwent electrophysiology study (EPS) confirming an AS-AP with anterograde and retrograde conduction. Ablation in the NCC achieved immediate and persistent anterograde conduction block.

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Electrophysiology Ablation Aortic valve Tachycardia 40

All About Cardiovascular System and Disorders

NOVEMBER 16, 2023

In that study commonest ECG abnormalites were QTc prolongation followed by brady/tachycardia and then ST segment deviations [3]. Lead electrocardiogram changes after supratentorial intracerebral hemorrhage. Lead electrocardiogram changes after supratentorial intracerebral hemorrhage. PMID: 7355693. Maedica (Bucur).

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Hemorrhage Myocardial Infarction Aneurysm Electrocardiogram 52

European Journal of Heart Failure

FEBRUARY 26, 2024

AR, arrhythmogenic; CI, confidence interval; CIF, cumulative incidence function; ECG, electrocardiogram; FLNC, filamin C; LMNA, lamin; MVA, major ventricular arrhythmia; NSVT, non-sustained ventricular tachycardia; RBM20, RNA binding motif 20; RMTL, restricted mean time lost; SCD, sudden cardiac death.

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Cardiomyopathy Sudden Cardiac Death Arrhythmia Tachycardia 40

Dr. Smith's ECG Blog

JANUARY 1, 2013

Notice there is tachycardia. I have warned in the past that one must think of other etiologies of ischemia when there is tachycardia. In this case, the patient had failed to take his atenolol in the AM and was having reflex tachycardia in addition to ACS. But we are now concerned with the precordial leads. BP was 160/100.

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STEMI Ischemia Chest Pain Myocardial Infarction 52

Circulation

NOVEMBER 11, 2024

Electrocardiogram (ECG) and telemetry revealed junctional bradycardia with heart rate in 30s and sinus pauses (5-7 seconds). Patient did not report any symptoms and was hemodynamically stable. He was euvolemic on physical exam. Initial laboratory analysis was unremarkable. He was admitted for further workup of bradycardia.

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Bradycardia Coronary Artery Disease Kidney Disease Outpatient 40

Wellnest

DECEMBER 21, 2022

An electrocardiogram is a machine used to record the heart's electrical activity. A fast heartbeat is called tachycardia, while a slow heartbeat is called bradycardia in medical terms. Electrocardiogram, echocardiogram, and some other tests are done for patients with cardiac arrest. ECG and EKG refer to the same thing.

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Cardiac Arrest Heart attacks Heart Attack Atrial Fibrillation 52

Journal of Cardiovascular Electrophysiology

JANUARY 10, 2024

Follow-up contained regular visits at our outpatient clinic at 1, 3, 6, and 12 months including 7-day Holter electrocardiograms. ms after) and AF termination to atrial tachycardia (AT) or sinus rhythm (SR) in 12 patients (24%). Patients were mainly suffering from long-standing persistent AF (mean AF duration 50.30 ± 54.28

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Atrial Fibrillation Ablation Outpatient Arrhythmia 40

All About Cardiovascular System and Disorders

APRIL 13, 2024

ECG in a person with persistent anginal pain for the past several hours showing significant ST segment depression anterolateral leads along with sinus tachycardia. Value of the electrocardiogram in localizing the occlusion site in the left anterior descending coronary artery in acute anterior myocardial infarction. J Am Coll Cardiol.

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Stenosis Coronary Artery Bypass Graft Coronary Artery Disease Document 52

Dr. Smith's ECG Blog

NOVEMBER 4, 2022

New insights into the use of the 12-lead electrocardiogram for diagnosing acute myocardial infarction in the emergency department. All electrocardiograms (ECGs) and coronary angiograms were blindly analyzed by experienced cardiologists. A slightly prolonged QTc ( although this is difficult to assess given the tachycardia ).

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Ischemia STEMI Stenosis Chest Pain 52

Dr. Smith's ECG Blog

AUGUST 9, 2019

At the bottom of the post, I have re-printed the section on aVR in my article on the ECG in ACS from the Canadian Journal of Cardiology: New Insights Into the Use of the 12-Lead Electrocardiogram for Diagnosing Acute Myocardial Infarction in the Emergency Department Case 1. Updates on the Electrocardiogram in Acute Coronary Syndromes.

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Myocardial Infarction Ischemia STEMI Cardiogenic Shock 52

Dr. Smith's ECG Blog

JANUARY 30, 2019

Otherwise vitals after intubation were only notable for tachycardia. An initial EKG was obtained: Computer read: sinus tachycardia, early acute anterior infarct. Induced Brugada-type electrocardiogram, a sign for imminent malignant arrhythmias. A rectal temperature was obtained which read 107.9 Heart Rhythm, 13(7): 1515-1520. [2]:

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Heart Rhythm Sudden Cardiac Death Arrhythmia STEMI 52

EMS 12-Lead

APRIL 21, 2022

pre-existing, stable atherosclerosis) amidst any state of global duress – to include hypertension, hypoxia, tachycardia, hypotension, sepsis, and GI bleed, for example. New insights into the use of the 12 Lead Electrocardiogram for diagnosing Acute Myocardial Infarction in the emergency department. link] [1] Mirand, D.

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Ischemia Myocardial Infarction Blog Coronary Angiogram 52

Dr. Smith's ECG Blog

SEPTEMBER 30, 2019

You will note that it is essentially an unremarkable electrocardiogram except for some PACS. C linically — the rhythm we see in the long lead II of ECG #3 behaves similar to MAT, even though there is no tachycardia. This raised our concerns that the findings on his initial one were real.

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Chest Pain Pulmonary ACE Inhibitor Pacemaker 52

European Journal of Heart Failure

NOVEMBER 7, 2023

AV, atrioventricular; BNP, brain natriuretic peptide; CMR, cardiac magnetic resonance imaging; FDG-PET, fluorodeoxyglucose positron emission tomography; HF, heart failure; LVEF, left ventricular ejection fraction; SCD, sudden cardiac death; SUVmax, maximum standardized uptake value; VT, ventricular tachycardia.

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Sudden Cardiac Death Outcomes Heart Transplant Heart Failure 40

Dr. Smith's ECG Blog

DECEMBER 5, 2019

There is sinus tachycardia and also a large R-wave in aVR. Drug toxicity , especially diphenhydramine , which has sodium channel blocking effects, and also anticholinergic effects which may result in sinus tachycardia, hyperthermia, delirium, and dry skin. Her temperature was 106 degrees. As part of the workup, she underwent an ECG.

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Sudden Cardiac Death Heart Rhythm Article Tachycardia 52

Dr. Smith's ECG Blog

APRIL 8, 2015

If the patient has Abnormal Vital Signs (fever, hypotension, tachycardia, or tachypnea, or hypoxemia), then these are the primary issue to address, as there is ongoing pathology which must be identified. Electrocardiogram-based risk stratification was useful in guiding the use of specialized cardiovascular tests. __ 9) François P.

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Arrhythmia Outcomes Risk Factors Chest Pain 52