Circulation

NOVEMBER 11, 2024

However, it is unclear whether early subclinical therapeutic changes can be detected from routine 12-lead electrocardiograms (ECGs).Methods:We Background:GLP-1 receptor agonists (GLP1RA) agonists have been shown to reduce cardiovascular events in patients with type 2 diabetes (T2D) and atherosclerotic cardiovascular disease (ASCVD).

Electrocardiogram 40

Electrocardiogram BMI Myocardial Infarction Obesity 40

HeartRhythm

APRIL 30, 2024

Atrial fibrillation (AF) is frequently under-detected but linked to cardiovascular comorbidities, including stroke. Preexisting screening modalities are known to have low performance.

Atrial Fibrillation 40

Atrial Fibrillation Myocardial Infarction Electrocardiogram Stroke 40

Frontiers in Cardiovascular Medicine

JANUARY 22, 2024

The timely detection of myocardial fibrosis is crucial for intervention and improved outcomes. 68 Ga-FAPI-04 PET/CT shows promise in assessing fibroblast activation in patients with early myocardial infarction characterized by prolonged myocardial ischemia. The results demonstrated tracer-specific uptake (SUVmax = 4.6)

Angina 69

Angina Ischemia Myocardial Infarction Electrocardiogram 69

Coronary Artery Disease Journal

JUNE 13, 2024

Electrocardiogram (ECG) might not always show abnormalities, and chest pain is not always present. His headache improved after percutaneous coronary intervention. Cardiac cephalalgia is usually marked by severe headaches, autonomic signs, and often affects the occipital region.

Myocardial Infarction 40

Myocardial Infarction Chest Pain Coronary Artery Disease Electrocardiogram 40

All About Cardiovascular System and Disorders

NOVEMBER 16, 2023

ECG changes resembling ST elevation myocardial infarction has also been described after traumatic intracranial hemorrhage [4]. Excess of catecholamines can damage myocytes directly and can also lead to generalized spasm of coronary arteries and even consequent actual myocardial infarction [5]. PMID: 7355693. N Engl J Med.

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Hemorrhage Myocardial Infarction Aneurysm Electrocardiogram 52

The British Journal of Cardiology

JUNE 11, 2024

Cardiovascular consultation had been requested for all of the patients based on their primary clinical examination, vital signs, and electrocardiogram (ECG). Additionally, 2D transthoracic echocardiography (TTE), and myocardial injury serum biomarkers assays (creatine phosphokinase-MB [CPK-MB] and cardiac troponins [cTn]) were measured once.

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COVID-19 Cardiovascular Disease Angina Chest Pain 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). An abnormal electrocardiogram can mean many things. Other times, an irregular recording can signal a medical emergency, such as a myocardial infarction or a dangerous arrhythmia.

Arrhythmia 92

Arrhythmia Tachycardia Bradycardia Heart Rhythm 92

Circulation

NOVEMBER 11, 2024

Electrocardiogram (EKG) was unremarkable. TTE showed a reduced EF with multiple segmental abnormalities concerning for myocardial infarction. Circulation, Volume 150, Issue Suppl_1 , Page A4135360-A4135360, November 12, 2024. Case presentation:A 64-year-old man presented with one day of chest pain.

Myocardial Infarction 40

Myocardial Infarction Coronary Angiogram Echocardiogram Chest Pain 40

Dr. Smith's ECG Blog

JUNE 17, 2023

Physician accuracy in interpreting potential ST-segment elevation myocardial infarction electrocardiograms. I believe there is not quite enough STE for formal STEMI criteria, but some might measure 1.0 Journal of the American Heart Association 2013;2:e000268. Carley et al. What’s the point of ST elevation? Emerg Med J.

Chest Pain 52

Chest Pain STEMI Myocardial Infarction Electrocardiogram 52

Dr. Smith's ECG Blog

AUGUST 3, 2017

Electrocardiographic Manifestations: Acute posterior wall myocardial infarction. Posterior myocardial infarction: the dark side of the moon. New electrocardiographic criteria for posterior wall myocardial ischemia validated by percutaneous transluminal coronary angioplasty model of acute myocardial infarction.

Chest Pain 52

Chest Pain Myocardial Infarction STEMI Ischemia 52

Dr. Smith's ECG Blog

OCTOBER 26, 2011

Here is some older but very interesting literature on TIMI myocardial perfusion grade and ST resolution : 1. Determinants and prognostic implications of persistent ST-segment elevation after primary angioplasty for acute myocardial infarction: importance of microvascular reperfusion injury on clinical outcome.

STEMI 52

STEMI Chest Pain Myocardial Infarction Angioplasty 52

Dr. Smith's ECG Blog

APRIL 18, 2024

Immediate and early percutaneous coronary intervention in very high-risk and high-risk non-ST segment elevation myocardial infarction patients. International evaluation of an artificial-intelligence- powered electrocardiogram model detecting acute coronary occlusion myocardial infarction. Clin Cardiol 2022 4.

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STEMI Chest Pain Myocardial Infarction Blog 120

Dr. Smith's ECG Blog

JUNE 12, 2017

Laurence Katz and Jonathan Jones Safety of Computer Interpretation of Normal Triage Electrocardiograms (pages 120–124). The Comparison of Physician to Computer Interpreted Electrocardiograms on ST-elevation Myocardial Infarction Door-to-balloon Times. This one was not even so subtle!!! References : 1. Hug hes KE.,

Chest Pain 52

Chest Pain STEMI Myocardial Infarction Electrocardiogram 52

Dr. Smith's ECG Blog

MAY 30, 2023

Literature cited In inferior myocardial infarction, neither ST elevation in lead V1 nor ST depression in lead I are reliable findings for the diagnosis of right ventricular infarction Johanna E. A 12-lead electrocardiogram, lead V4R , and leads V7-9 were recorded on admission. Such an escape would have a wider complex.

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Chest Pain Myocardial Infarction STEMI Cardiogenic Shock 97

Dr. Smith's ECG Blog

JANUARY 1, 2013

New electrocardiographic criteria for posterior wall acute myocardial ischemia validated by a percutaneous transluminal coronary angioplasty model of acute myocardial infarction. Kligfield P, Gettes LS, Bailey JJ, et al. Am J Cardiol 2001;87(8):970-4. Matetzky S, Friemark D, Feinberg MS, et al. J Am Coll Card 1999;34(3):748-53.

STEMI 52

STEMI Ischemia Chest Pain Myocardial Infarction 52

Stroke Journal

JANUARY 30, 2025

Introduction:Atrial fibrillation (AF), which can be easily identified through electrocardiogram (ECG), is a well-established predictor of ischemic stroke (IS) in comparison to other stroke subtypes. Stroke, Volume 56, Issue Suppl_1 , Page AWP317-AWP317, February 1, 2025.

Stroke 40

Stroke Strokes Bicuspid/Mitral STEMI 40

Dr. Smith's ECG Blog

NOVEMBER 15, 2013

Consequences of reocclusion after successful reperfusion therapy in acute myocardial infarction. It is important to recognize that coronary thrombosis is dynamic , with spontaneous opening and lysing of the thrombus in the infarct-related artery (we all have endogenous tPA and plasmin to lyse thrombi). Heart 1996;75:222–228.

Chest Pain 52

Chest Pain Thrombosis Myocardial Infarction STEMI 52

Dr. Smith's ECG Blog

FEBRUARY 13, 2023

Accuracy of OMI findings versus STEMI criteria for diagnosis of acute coronary occlusion myocardial infarction. DIagnostic accuracy oF electrocardiogram for acute coronary OCClusion resulTing in myocardial infarction (DIFOCCULT study). Int J Cardiol Heart Vasc 2021 2. Aslanger et al. Lemkes et al. Bergmark et al.

Chest Pain 52

Chest Pain STEMI Myocardial Infarction Electrocardiogram 52

Dr. Smith's ECG Blog

JULY 31, 2020

Data: OMI-NOMI paradigm established as better than STEMI-NSTEMI with new article by Emre Aslanger, with some help from Smith "ACOMI" = Acute Coronary OMI DIagnostic accuracy oF electrocardiogram for acute coronary OCClUsion resuLTing in myocardial infarction (DIFOCCULT Study) Free full text: [link] == MY Comment by K EN G RAUER, MD ( 7/31/2020 ): == (..)

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STEMI Article Chest Pain Blog 52

Dr. Smith's ECG Blog

JULY 11, 2024

Case A 43 year old male with a history of DM II, hyperlipidemia, and a family history of myocardial infarction presented to a family clinic with two days of epigastric pain that started after consuming a meal. The attending provider wrote “Agree with electrocardiogram interpretation”. Normal EKG”. Normal ECG.

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Outcomes Stenosis Outpatient Echocardiogram 112

Dr. Smith's ECG Blog

MARCH 3, 2023

As myocardial infarction (MI) and many other diagnoses (for example left ventricular hypertrophy, prior MI etc.) can cause ST-segment elevation (STE) on electrocardiogram (ECG), the distinction between them may be hard and complicated.

Chest Pain 52

Chest Pain STEMI Download Blog 52

All About Cardiovascular System and Disorders

APRIL 13, 2024

Value of the electrocardiogram in localizing the occlusion site in the left anterior descending coronary artery in acute anterior myocardial infarction. ST segment elevation in lead aVR with less ST segment elevation in lead V(1). J Am Coll Cardiol. 2001 Nov 1;38(5):1348-54. Engelen DJ et al. J Am Coll Cardiol. Shinde RS et al.

Stenosis 52

Stenosis Coronary Artery Bypass Graft Coronary Artery Disease Document 52

SoftCath

OCTOBER 31, 2021

Telemedicine-based cardiac rehabilitation programs Cardiac rehab programs are needed post-acute myocardial infarction, cardiac and vascular surgeries and post percutaneous intervention. And moving forward, this digital wave of innovation is not going to stop until a digitally empowered age of cardiac care is observed.

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COVID-19 Innovation Cardiac Rehabilitation Cardiovascular Disease 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. Here is the abstract: Background Identification of ST elevation myocardial infarction (STEMI) is critical because early reperfusion can save myocardium and increase survival.

Ischemia 52

Ischemia STEMI Stenosis Chest Pain 52

Dr. Smith's ECG Blog

MAY 23, 2023

Available from: [link] Excerpt: "To illustrate the limitations imposed by sample size, recent data from our institution reveal that we identify approximately 225 type I myocardial infarctions (MI) in a typical year. Am J Emerg Med. 2022 Jan;51:384-387. doi: 10.1016/j.ajem.2021.11.023. 2021.11.023. Epub 2021 Nov 17.

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Chest Pain STEMI Blog Stents 98

Dr. Smith's ECG Blog

DECEMBER 29, 2023

International evaluation of an artificial intelligence-powered electrocardiogram model detecting acute coronary occlusion myocardial infarction. Missing occlusions: quality gaps for ED patients with occlusion MI. Am J Emerg Med 2023 2. Herman, Meyers, Smith et al.

Chest Pain 69

Chest Pain STEMI Myocardial Infarction Electrocardiogram 69

Frontiers in Cardiovascular Medicine

FEBRUARY 24, 2025

IntroductionAcute coronary syndrome refers to a group of diseases characterized by sudden, decreased blood supply to the heart muscle that results in cell death, also known as acute myocardial infarction. The majority of patients (67.9%) have been diagnosed with ST- Elevated Myocardial Infarction and were classified as Killip class I.

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Hospital Myocardial Infarction Chest Pain Electrocardiogram 98

EMS 12-Lead

MAY 20, 2022

New insights into the use of the 12-lead electrocardiogram for diagnosing acute myocardial infarction in the emergency department. Paroxysmal atrioventricular block: Eletrophysiological mechanism of phase 4 conduction block in the His-Purkinje system: A comparison with phase 3 block. Pacing Clin Electrophysiol. 40; 1234-1241.

Cardiomyopathy 52

Cardiomyopathy Ischemia STEMI Coronary Angiogram 52

Dr. Smith's ECG Blog

FEBRUARY 15, 2018

Diagnostic and prognostic value of the QRS-T-angle, an ECG marker quantifying heterogeneity of depolarization and repolarization, in patients with suspected non-ST-elevation myocardial infarc tion. J Electrocardiology January–February, 2018; Volume 51, Issue 1, Pages e5–e6.

Chest Pain 52

Chest Pain Critical Care Article Pacemaker 52

Dr. Smith's ECG Blog

FEBRUARY 4, 2022

Emergent cardiac outcomes in patients with normal electrocardiograms in the emergency department. Available from: [link] Excerpt: "To illustrate the limitations imposed by sample size, recent data from our institution reveal that we identify approximately 225 type I myocardial infarctions (MI) in a typical year. Am J Emerg Med.

Chest Pain 52

Chest Pain STEMI Article Myocardial Infarction 52

Dr. Smith's ECG Blog

MAY 8, 2023

Diagnosis of Acute Myocardial Infarction in the Presence of Left Bundle Branch Block using the ST Elevation to S-Wave Ratio in a Modified Sgarbossa Rule. Electrocardiographic Diagnosis of Acute Coronary Occlusion Myocardial Infarction in Ventricular Paced Rhythm Using the Modified Sgarbossa Criteria.

Chest Pain 52

Chest Pain Myocardial Infarction STEMI Pacemaker 52

Open Heart

AUGUST 25, 2024

Background Patients with low HEART (History, Electrocardiogram, Age, Risk factors, and Troponin level) risk scores who are discharged from the emergency department (ED) may present clinical challenges and diagnostic dilemmas. All the patients underwent NISI (involving myocardial perfusion imaging/stress echocardiography).

Chest Pain 52

Chest Pain Coronary Artery Disease Myocardial Infarction Electrocardiogram 52

DAIC

JUNE 19, 2024

Signify Research has just released a deep-dive qualitative analysis of developments around the use of AI to analyze and interpret electrocardiograms (ECGs), one of the world’s most ubiquitous diagnostic tests for cardiac disease. Figure 1: The AI-ECG competitive vendor landscape New Horizons However, dramatic changes are afoot.

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AFIB Reimbursement Research Atrial Fibrillation 105

Dr. Smith's ECG Blog

MARCH 10, 2017

Safety of Computer Interpretation of Normal Triage Electrocardiograms. The Comparison of Physician to Computer Interpreted Electrocardiograms on ST-elevation Myocardial Infarction Door-to-balloon Times. It is not yet available, but this is your way to get on the list. link] Hughes KE et al.

STEMI 52

STEMI Chest Pain Myocardial Infarction Electrocardiogram 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. Widimsky P et al. J Electrocardiol 2012;45:487-90.

Myocardial Infarction 52

Myocardial Infarction Ischemia STEMI Cardiogenic Shock 52

EMS 12-Lead

APRIL 8, 2022

The peak Troponin I confirmed myocardial infarction. (A Posterior myocardial infarction: The dark side of the moon. The delayed action wave in non-ST-elevation myocardial infarction. The EMS crews were correct moving forward with STEMI activation. 1] Driver, B. Netherlands Heart Journal, 15 (1), 16-21. [3]

Myocardial Infarction 52

Myocardial Infarction Coronary Angiogram STEMI Ischemia 52

Dr. Smith's ECG Blog

JANUARY 17, 2024

Emergency department Code STEMI patients with initial electrocardiogram labeled ‘normal’ by computer interpretation: a 7-year retrospective review. Hyperacute T waves can be a useful sign of occlusion myocardial infarction if appropriately defined. McLaren, Meyers, Smith and Chartier. Acad Emerg Med 2023 3. Smith, Meyers.

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Chest Pain STEMI Myocardial Infarction Blog 117