REBEL EM

SEPTEMBER 13, 2023

Urticaria and pruritus = MAST CELL mediated, which is treated like a standard allergic reaction. Features Urticaria and pruritis Rapid onset (1-2 hours) IgE Dependent (Type I Hypersensitivity) Reactions An allergen cross-links two or more IgE molecules on mast cells or basophils and initiates a signal cascade leading to degranulation.

Frozen Plasma 105

Frozen Plasma Allergic Reaction FFP Plasma 105

REBEL EM

JANUARY 23, 2023

Background: Diphenhydramine, a first-generation antihistamine, is the most common pharmacologic agent used to treat acute allergic reactions. Article: Abella BS et al. Patients were randomized in a 1:1 ratio. Diphenhydramine versus nonsedating antihistamines for acute allergic reactions: a literature review.

Allergic Reaction 52

Allergic Reaction ED E-9-1-1 Emergency Department 52

EMDocs

NOVEMBER 13, 2023

1 One study found that CTA head and neck was ordered for 2.5% 2 Outcomes of patients presenting with ischemic stroke who received MRI as initial imaging modality have demonstrated similar outcomes to those with initial CTA, with Kim et al. In a study of 17,903 CTAs ordered in the ED, Tu et al. 8 The data in Mayer et al.

E-9-1-1 86

E-9-1-1 ALS Emergency Department ED 86