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How a pause can cause cardiac arrest

Dr. Smith's ECG Blog

A coronary angiogram was done that did not show significant coronary artery disease. Similar-looking wide beats #7,13,14 must also be aberrantly conducted supraventricular impulses — and since P waves are lost after beat #6 and subsequent R-R intervals are irregular — beats #7-thru-16 constitute a run of rapid AFib.

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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

With the history of Afib, CTA abdomen was ordered to r/o mesenteric ischemia vs ischemic colitis vs small bowel obstruction. We investigated the incidence of an acutely occluded coronary in patients presenting with STE-aVR with multi-lead ST depression. See this case: what do you think the echocardiogram shows in this case?