EMS 12-Lead

JULY 24, 2023

Category 1 : Sudden narrowing of a coronary artery due to ACS (plaque rupture with thrombosis and/or downstream showering of platelet-fibrin aggregates. It’s judicious, then, to arrange for coronary angiogram. Supply-demand mismatch (non-occlusive coronary disease, or exacerbation of preexisting flow insufficiency) a.

Angina 52

Angina Ischemia Coronary Angiogram Stenosis 52

Dr. Smith's ECG Blog

NOVEMBER 19, 2016

The diagnostic coronary angiogram identified only minimal coronary artery disease, but there was a severely calcified, ‘immobile’ aortic valve. Aortic angiogram did not reveal aortic dissection. Oxygen supply is determined by: 1) oxygen carrying capacity, 2) O2 saturation, and 3) Coronary flow.

Ischemia 52

Ischemia Cardiogenic Shock Aortic Stenosis 52

Dr. Smith's ECG Blog

JUNE 19, 2023

The patient is started on epinephrine infusion for cardiogenic shock and cardiology took the patient to the cath lab. During angiogram in the cath lab, the patient suffered two episodes of ventricular fibrillation for which he was successfully defibrillated. Just another NSTEMI.

Chest Pain 52

Chest Pain STEMI Cardiogenic Shock Ischemia 52

Dr. Smith's ECG Blog

NOVEMBER 4, 2022

History sounds concerning for ACS (could be critical stenosis, triple vessel), but differential also includes dissection, GI bleed, etc. 2 cases of Aortic Stenosis: Diffuse Subendocardial Ischemia on the ECG. An elderly man with sudden cardiogenic shock, diffuse ST depressions, and STE in aVR Literature 1. Left main?

Ischemia 52

Ischemia STEMI Stenosis Chest Pain 52