Remove Aortic Remove Cardiac Arrest Remove STEMI
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Cardiac arrest, defibrillated, diffuse ST depression and ST Elevation in aVR. Why?

Dr. Smith's ECG Blog

ST depression is common BOTH after resuscitation from cardiac arrest and during atrial fib with RVR. Again, it is common to have an ECG that shows apparent subendocardial ischemia after resuscitation from cardiac arrest, after defibrillation, and after cardioversion. The patient was cardioverted. This was done.

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Cardiac Arrest, acute ST elevation and depression superimposed on LVH, but NOT due to ACS

Dr. Smith's ECG Blog

An echocardiogram confirmed aortic stenosis with a large pressure gradient. Thus, this patient had increased ST elevation (current of injury) superimposed on the ST elevation of LVH and simulating STEMI. The next day, and angiogram showed normal coronary arteries. He awoke and did well.

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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

This has been termed a “STEMI equivalent” and included in STEMI guidelines, suggesting this patient should receive dual anti-platelets, heparin and immediate cath lab activation–or thrombolysis in centres where cath lab is not available. aVR ST segment elevation: acute STEMI or not? J Electrocardiol 2013;46:240-8 2. Left main?

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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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Cardiologist declines taking patient to the cath lab. Patient dies.

Dr. Smith's ECG Blog

The provider contacted cardiology to discuss the case, but cardiology "didn't think it was a STEMI, didn't think he needed emergent cath." About two hours after admission, he suffered a cardiac arrest (whether it was VF/VT or PEA is not available) and expired. The whole paradigm is literally called "STEMI" vs. "NSTEMI."

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ECG Blog #383 — Is this Coronary Disease?

Ken Grauer, MD

But limitation of this ST elevation to a single lead is not consistent with any distribution of a STEMI. The plan was to proceed as soon as possible with aortic valve replacement. Unfortunately — the patient abruptly developed hypoxemia, followed by cardiac arrest with PEA. He could not be resuscitated.

Blog 78
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Chest pain and a "normal" ECG

Dr. Smith's ECG Blog

A repeat ECG was done: Obvious anterolateral wall STEMI. On arrival his BP was 70s/40s, so an intra-aortic ballon pump was placed. This rhythm reportedly produced no palpable pulse, and CPR was continued. 30 seconds later, however, the patient began spontaneously moving and CPR was discontinued.