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 101

Frozen Plasma Allergic Reaction FFP Plasma 101

REBEL EM

JANUARY 23, 2023

Background: Diphenhydramine, a first-generation antihistamine, is the most common pharmacologic agent used to treat acute allergic reactions. Patients were randomized in a 1:1 ratio. Anecdotally, the persistence of urticaria often has little influence on the decision to discharge a patient from the ED.

Allergic Reaction 52

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

Dr. Smith's ECG Blog

MARCH 1, 2023

Sent by anonymous, written by Pendell Meyers A man in his late 40s presented to the ED with concern for allergic reaction after accidentally eating a potential allergen, then developing an itchy full body rash and diarrhea. In the ED he received methylprednisolone, diphenhydramine, and epinephrine for possible anaphylaxis.

Allergic Reaction 52

Allergic Reaction E-9-1-1 Epinephrine Coronary 52

EMDocs

NOVEMBER 13, 2023

The use of CTA (computed tomography angiography) in the emergency department (ED) has increased dramatically in the past 20 years. 1 One study found that CTA head and neck was ordered for 2.5% of all patients in the ED for over 800 different stated indications. In a study of 17,903 CTAs ordered in the ED, Tu et al.

E-9-1-1 105

E-9-1-1 ALS Emergency Department ED 105

EMDocs

JANUARY 25, 2025

A previously healthy 23-year-old male with no medical or surgical history presents to the ED with generalized malaise and no energy, progressively getting worse over the last six weeks. 10^9/L) Moderate (0.50.9 10^9/L) Severe (< 0.5 10^9/L) Generalized leukopenia (i.e. 10^9/L) Moderate (0.50.9

E-9-1-1 94

E-9-1-1 EMS Allergic Reaction ED 94