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Should we activate the cath lab? A Quiz on 5 Cases.

Dr. Smith's ECG Blog

The rhythm is uncertain ( ie, We only see 4 beats — because the same 4 beats are repeated in limb and chest leads — but in lead II there appears to be sinus bradycardia and arrhythmia plus a P wave with a PR interval too short to conduct preceding beat #1 — therefore need for a longer period of monitoring ).

Ischemia 123
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Unconscious + STEMI criteria: activate the cath lab?

Dr. Smith's ECG Blog

While traditionally described as “benign early repolarization”, they have been associated with J wave syndromes along with Brugada syndrome, causing ventricular arrhythmias (1, 2). Prominent J waves and ventricular fibrillation caused by myocarditis and pericarditis after BNT162b2 mRNA COVID-19 vaccination. J wave syndromes.

STEMI 52