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Medical Category: Allergy and Immunology

Anaphylactic Shock

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. Scott Weingart, MD put together  a manual titled the Resuscitation Crisis Manual, which in short, …

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Allergy and ImmunologyResuscitation

Cetirizine Vs Diphenhydramine For the Treatment of Acute Urticaria in the ED

Background: Diphenhydramine, a first-generation antihistamine, is the most common pharmacologic agent used to treat acute allergic reactions. Despite being highly effective in treating acute allergic reactions, first-generation H1 antihistamines cross the blood-brain barrier and bind to H1 receptors, which can …

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Allergy and Immunology

REBEL Core Cast – Basics of EM – Mega Summary – Part 1

Take Home Points Emergency medicine revolves around the differential diagnosis History and physical exam should significantly narrow your differential diagnosis Have an idea of what specific diagnoses are being ruled out when ordering diagnostic tests Always consider the most life-threatening and …

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Allergy and ImmunologyHead, Eye, Ear, Nose, and ThroatRenal and GenitourinaryResuscitationThoracic and RespiratoryTrauma

REBEL Core Cast – Basics of EM – Asthma

Take Home Points Wheezing can be absent when severe – be wary of the silent chest = impending respiratory failure Not everything that wheezes is asthma! Beware of mimics – COPD, CHF, anaphylaxis, stridor Consider dexamethasone in those with poor …

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Allergy and ImmunologyInfectious DiseaseThoracic and Respiratory

REBEL Core Cast – Basics of EM – Shortness of Breath

Take Home Points Keep a wide differential Think of the airway, lungs, heart, blood, kidneys, acid/base, brain Use Wells & PERC consecutively to stratify those who you think may have a PE Silent chest is asthma patients is a harbinger …

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Allergy and ImmunologyEndocrine, Metabolic, Fluid, and ElectrolytesHead, Eye, Ear, Nose, and ThroatPyschobehavioralResuscitationThoracic and Respiratory

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