Do you understand this pattern? What happens next?
Written by Pendell Meyers. A man in his 40s called EMS for acute “back pain” that started when he “stood up.” A BLS…
A Post-ROSC Patient with an unusual ECG Pattern!
Written by Magnus Nossen. A 52-year-old man was found by EMS in severe distress, diaphoretic and confused. Moments later he collapsed and was…
Queen of Hearts Now FDA Approved!! What’s her take on this “Non-diagnostic” ECG?
World’s first FDA authorization for an AI ECG solution designed to detect acute heart attacks requiring urgent cardiologist review, enabling…
What you tell a patient matters. Especially if it is incorrect.
Written by Dr. Ahmed Marai, who just graduated from Medical School in Iraq. Edits by Smith and Grauer. A 45-year-old man, an active smoker…
Reverse precordial swirl: an ECG pattern for lateral OMI
Written by Matthew McArthur A 60 year old patient was brought in to the Emergency Department at 3am by EMS with one hour of crushing chest…
A Quick and Easy Calculation for this very unusual ECG
================================== MY Comment, by KEN GRAUER, MD (9/9/2026): I’ve excerpted the tracing in Figure-1 from the…
The fire department does not say: “We can’t try to put the fire out until the burning house is stable. Let’s wait.”
Case by Willy Frick Details from this case are limited, so we will keep it short and sweet for the purposes of ECG learning. Case Presentation…
Severe Chest pain and Sinus Tachycardia
Today’s case is a repost from October 26, 2010. I have updated the post — and Ken Grauer has added a new Comment below. This 54 year old…
“12 mg of adenosine x 2 did not work, and neither did Electrical Cardioversion at 200J x 2”
This ECG was sent to me with the following message: “60-something with dyspnea. Tried adenosine 12 mg x 2 (didn’t do anything…
4 patients with ST elevation, infection, and elevated troponin: which is Occlusion MI and which is myocarditis?
By Matthew McArthur and Jesse McLaren 4 patients presented with ST elevation, active infection with or without fever, and elevated troponin.…