Remove Cardiogenic Shock Remove Tachycardia Remove Ultrasound
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A 50-something with Regular Wide Complex Tachycardia: What to do if electrical cardioversion does not work?

Dr. Smith's ECG Blog

I find AV dissociation in VT to be very difficult to differentiate from artifact, as there are always random blips on tachycardia tracings. Shocked x 2 without effect. Pads were placed with ultrasound guidance, so they were in the correct position. Read this post: Idiopathic Ventricular Tachycardias for the EM Physician 2.

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Tachycardia must make you doubt an ACS or STEMI diagnosis; put it all in clinical context

Dr. Smith's ECG Blog

He was rushed by residents into our critical care room with a diagnosis of STEMI, and they handed me this ECG: There is sinus tachycardia with ST elevation in II, III, and aVF, as well as V4-V6. ACS and STEMI generally do not cause tachycardia unless there is cardiogenic shock. He had this ECG recorded.

STEMI 52
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What are treatment options for this rhythm, when all else fails?

Dr. Smith's ECG Blog

The patient in today’s case presented in cardiogenic shock from proximal LAD occlusion, in conjunction with a subtotally stenosed LMCA. This progressed to electrical storm , with incessant PolyMorphic Ventricular Tachycardia ( PMVT ) and recurrent episodes of Ventricular Fibrillation ( VFib ). RCA — 100% proximal occlussion.

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Chest Pain and Inferior ST Elevation.

Dr. Smith's ECG Blog

There is sinus tachycardia. Sinus tachycardia, which exaggerates ST segments and implies that there is another pathology. I have always said that tachycardia should argue against acute MI unless there is cardiogenic shock or 2 simultaneous pathologies. Here is that ECG: What do you think?

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Noisy, low amplitude ECG in a patient with chest pain

Dr. Smith's ECG Blog

We can see enough to make out that the rhythm is sinus tachycardia. Tachycardia is unusual for OMI, unless the patient is in cardiogenic shock (or getting close). The ECG has a lot of artifact, and the amplitude is very small, making interpretation challenging.

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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

An elderly man with sudden cardiogenic shock, diffuse ST depressions, and STE in aVR Literature 1. Systematic Assessment of the ECG in Figure-1: My Descriptive Analysis of ECG findings in Figure-1 is as follows: Sinus tachycardia at ~110/minute. A emergent cardiology consult can be helpful for equivocal cases. Left main?

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Extreme shock and cardiac arrest in COVID patient

Dr. Smith's ECG Blog

A bedside cardiac ultrasound was normal, with no effusion. Assessment was severe sudden cardiogenic shock. Clinically — the patient was felt to be in cardiogenic shock. This sinus tachycardia ( at ~130/minute ) — is consistent with the patient’s worsening clinical condition, with development of cardiogenic shock.