Remove Coronary Artery Disease Remove SCAD Remove STEMI
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Healthy 45-year-old with chest pain: early repolarization, pericarditis or injury?

Dr. Smith's ECG Blog

Here is the post shock ECG: Cardiology was called stat for ischemic VT, query SCAD vs thrombotic occlusion vs coronary vasospasm. Cath lab was activated: There was no coronary artery disease, but there was spontaneous coronary artery dissection (SCAD) of the distal LAD, which was narrowed by 95%, and treated medically.

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1 hour of CPR, then ECMO circulation, then successful defibrillation.

Dr. Smith's ECG Blog

This is a troponin I level that is almost exclusively seen in STEMI. So this is either a case of MINOCA, or a case of Type II STEMI. If the arrest had another etiology (such as old scar), and the ST elevation is due to severe shock, then it is a type II STEMI. I believe the latter (type II STEMI) is most likely.