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IVC Distensibility Index vs Collapsibility Index: Using the Correct Index

RebelEM

Well, the established cutoff for the distensibility index is 18%. 13 That is to say nothing of the effect that the type and response to shock has on the individual patients involved in these studies. Jul 2010; PMID: 20620859. Sep 2010; PMID: 20502865 Teboul JL, et al. Why does it matter? J Am Soc Echocardiogr.

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Trauma Resuscitation Updates

RebelEM

I recently gave a talk on the initial management of trauma patients with hemorrhagic shock. Clinical Take Home Point: In patients with TBI and hypovolemic shock, target a SBP or MAP ≥90mmHg, but know this is based on limited evidence. vs SBP target <90mmHg which resulted in a mortality of 33.4% NEJM 1994. [2]

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Vasopressor Nonresponse

Northwestern EM Blog

Written by: Elizabeth Stulpin, MD (NUEM ‘23) Edited by: Aaron Wibberly, MD (NUEM ‘22) Expert Commentary by : Joshua Zimmerman, MD (NUEM ‘17) Non-Response to Vasopressors Shock is defined as a state of cellular and tissue hypoxia resulting in end organ dysfunction. And for most forms, EM physicians are not typically shocked by shock.

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ToxCard: Bupropion

EMDocs

3 Bupropion blocks the reuptake of dopamine and norepinephrine, as well as antagonizes acetylcholine at nicotinic receptors. Cardiogenic shock and hypotension can occur (systolic heart failure with reduced ejection fraction.) 10,12 Refractory shock or malignant arrhythmias occur in < 5% of patients. Am J Emerg Med.

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Single ventricle defects and the hunt for the best shunt

Don't Forget the Bubbles

But, they may present postnatally with cyanosis/hypoxaemia due to insufficient pulmonary blood flow, cardiogenic shock due to insufficient systemic blood flow, or both. Resistance provided by this pathway will have a marked bearing on how well-balanced the circulation is – it is the primary determinant of PVR.

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The Latest in Critical Care, 10/9/23 (Issue #16)

PulmCCM

The most recent listed on the Justia website was in 2010.) Read in NEJM Extracorporeal membrane oxygenation (ECMO) for cardiogenic shock after MI (ECLS-SHOCK trial) When patients with massive myocardial infarctions develop cardiogenic shock, it’s a terrible sign.

Shock 52
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SGEM#394: Say Bye Bye Bicarb for Pediatric In-Hospital Cardiac Arrest

The Skeptics' Guide to EM

He is found to be in hypoxic respiratory failure and septic shock. 4] This association seems to hold true in the pediatric literature as well. [5-6] Case: A 6-month-old boy presents to the emergency department (ED) with three days of worsening cough, cold symptoms, and fever. Intravenous (IV) access is obtained.