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SGEM#469: You Take My Breath Away – D-dimer for Ruling out PE in High-Risk Patients

The Skeptics' Guide to EM

There is a need to right size testing such that we do not miss clinically important PEs without exposing very low risk patients to risks of imaging (ionizing radiation, contrast, allergic reaction, cost, and misdiagnosis).

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Consider Alpha-gal Syndrome in Patients with Delayed Allergic Reactions after Tick Exposure

Emergency Medicine News

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EM@3AM: Leukopenia

EMDocs

Answer : Leukopenia Overview Leukopenia is defined as total WBC count < 4000/mm 3 Neutropenia is the most common subset of leukopenia and is defined on absolute neutrophil count: 1 Mild (1.01.5 10^9/L) Moderate (0.50.9 10^9/L) Severe (< 0.5 10^9/L) Generalized leukopenia (i.e. Most common causes of leukopenia Infections: 36.4%

EMS 90
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Adrenaline: The Life-Saving Drug in Medical Emergencies

Emergency Live

A Crucial Ally Against Severe Allergic Reactions Adrenaline, also known as epinephrine, plays a vital role in the human body, preparing it to respond quickly to stressful or dangerous situations.

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Anaphylactic Shock

RebelEM

Anaphylactic Shock is an acute, life-threatening hypersensitivity disorder, with a generalized, rapidly evolving, multi-systemic allergic reaction (IgE-mediated disorder). If not treated rapidly can become fatal.

Shock 145
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Desmopressin for Antiplatelet Reversal in Intracerebral Hemorrhage in Adults

ACEP Now

mcg/kg IV infused over 30 minutes Onset: within 30 minutes Peak effect: 1.5-2 Meta-analysis including all randomized controlled trials, cohort studies, case-control studies and case series of patients with intracranial hemorrhage (ICH) N = 598 DDAVP (n = 301) Vs Control (n = 297) Risk of hematoma expansion reduced (18.4%

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REBEL Core Cast 108.0 – Angioedema

RebelEM

Urticaria and pruritus = MAST CELL mediated, which is treated like a standard allergic reaction. Urticaria and pruritus = MAST CELL mediated, which is treated like a standard allergic reaction. Understanding the cause of angioedema (mast cell vs. bradykinin mediated) helps dictate directed management.