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Resuscitated from ventricular fibrillation. Should the cath lab be activated?

Dr. Smith's ECG Blog

They started CPR. Then assume there is ACS. Therefore — recognition of DSI on ECG should prompt consideration of 2 Categories of diagnostic entities : Severe Coronary Disease ( due to LMain, proximal LAD, and/or severe 2- or 3-vessel disease ) — which in the right clinical context may indicate ACS ( A cute C oronary S yndrome ).

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SGEM#344: We Will…We Will Cath You – But should We After An OHCA Without ST Elevations?

The Skeptics' Guide to EM

The paramedics achieve return of spontaneous circulation (ROSC) after CPR, advanced cardiac life support (ALCS), and Intubation. Acute coronary syndrome (ACS) is responsible for the majority (60%) of all OHCAs in patients. EMS arrives and finds the patient in monomorphic ventricular tachycardic (VT) cardiac arrest.

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Ventricular Fibrillation, ICD, LBBB, QRS of 210 ms, Positive Smith Modified Sgarbossa Criteria, and Pacemaker-Mediated Tachycardia

Dr. Smith's ECG Blog

There was no bystander CPR. I was there and said, "No, I think this is all due to severe chronic cardiomyopathy and cardiac arrest due to primary ventricular fibrillation, not due to ACS." _ Why did I say that? An elderly man collapsed. Medics found him in ventricular fibrillation. So we should activate the cath lab, right?

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2023 AHA Update on ACLS

EMDocs

For patients with OHCA, use of steroids during CPR is of uncertain benefit. Extracorporeal CPR Use of ECPR for patients with cardiac arrest refractory to standard ACLS is reasonable in select patients when provided within an appropriately trained and equipped system of care. COR 2b, LOE B-R. COR 2b, LOE C-LD. COR 2a, LOE B-R.

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REBEL Cast Ep123: Reduced-Dose Systemic Peripheral Alteplase in Massive PE?

REBEL EM

Click here for Direct Download of the Podcast Paper: Aykan AC et al. PMID: 23102885 Aykan AC et al. Because the lungs receive 100% of cardiac output, it has been hypothesized that a lower dose of thrombolytic therapy may still be effective with a better safety profile [3][4]. Clin Exp Emerg Med 2023. JACC Cardiovasc Interv 2018.

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A 50-something with chest pain.

Dr. Smith's ECG Blog

This is diagnostic of ACS; it appears to be a reperfused acute inferior OMI. 3-vessel disease can make resuscitation very difficult, since CPR does not perfuse diseased vessels as well as one would like. In aVF it is "coved" (upwardly convex). There is ischemic ST depression in V4-V6.

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Electrical injuries

Don't Forget the Bubbles

This is supplied via alternating current (AC), increasing the risk of titanic contraction of skeletal muscle, leading to kids holding on to the electrical power source. Prolonged CPR should be considered as outcomes are generally good, even if asystole is the presenting rhythm. AC and DC shocks may result in different injury patterns.

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