Remove Aneurysm Remove Cardiac Arrest Remove STEMI
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Middle Aged Woman with Asystolic Cardiac Arrest, Resuscitated: Cath Lab?

Dr. Smith's ECG Blog

Note that they finally have laid to rest the new or presumably new LBBB as a criteria for STEMI. Note that they finally have laid to rest the new or presumably new LBBB as a criteria for STEMI. Also note that they allow ST depression c/w posterior MI to be a STEMI equivalent. What is the utility of a head CT in cardiac arrest?

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Two patients with chest pain and RBBB: do either have occlusion MI?

Dr. Smith's ECG Blog

Past medical history included RBBB without other cardiac history, but old ECG was not available. The prehospital and ED computer interpretation was inferior STEMI: There’s normal sinus rhythm, first degree AV block and RBBB, normal axis and normal voltages. Vitals were normal except for oxygen saturation of 94%. Vitals were normal.

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See what happens when hyperacute T-waves are missed

Dr. Smith's ECG Blog

There is a very small amount of STE in some of the anterior, lateral, and inferior leads which do NOT meet STEMI criteria. The case was reviewed by all parties, and it was stated correctly that the ECG does not meet the STEMI criteria. The STEMI vs. NSTEMI paradigm is not the best way to decide who needs emergent reperfusion therapy.

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PseudoSTEMI and True ST elevation in Right Bundle Branch Block (RBBB). Don't miss case 4 at the bottom.

Dr. Smith's ECG Blog

It may be difficult to read STEMI in the setting of RBBB. There is, however, a long QT also, with abnormal T-waves, but this is not STEMI. An elderly patient with a ruptured abdominal aortic aneurysm: Formal ECG Interpretation (final read in the chart!) : "Inferior ST elevation, lead III, with reciprocal ST depression in aVL."

STEMI 40
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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. I suspect this is Type 2 MI due to prolonged severe hypotension from cardiac arrest. The patient's heart had significant recovery: Echo : Estimated LVEF 32%, apical wall motion abnormality with diastolic distortion (LV aneurysm), suggestive of old MI.