Remove 2013 Remove Electrocardiogram Remove Myocardial Infarction
article thumbnail

A man in his 70s with acute chest pain and paced rhythm.

Dr. Smith's ECG Blog

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.

article thumbnail

How does Acute Total Left Main Coronary occlusion present on the ECG?

Dr. Smith's ECG Blog

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.

article thumbnail

Right precordial ST depression in a patient with chest pain

Dr. Smith's ECG Blog

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.

article thumbnail

90 year old with acute chest and epigastric pain, and diffuse ST depression with reciprocal STE in aVR: activate the cath lab?

Dr. Smith's ECG Blog

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.

article thumbnail

A man in his early 40s with chest pain a "normal ECG" by computer algorithm. Should we avoid interrupting a physician to interpret his ECG?

Dr. Smith's ECG Blog

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.