RebelEM

DECEMBER 5, 2023

The risk of a biphasic reaction is what keeps patients in the ED while being observed for a set period of time. The overall incidence of biphasic reactions is unknown with rates quoted from < 0.5% up to 23% ( Lieberman 2005 , Rohacek 2014 , Tole 2007 , Grunau 2014 ). Biphasic Anaphylactic Reactions.

Anaphylaxis 78

Anaphylaxis Allergic Reactions Emergency Department EMS 78

RebelEM

SEPTEMBER 13, 2023

Urticaria and pruritus = MAST CELL mediated, which is treated like a standard allergic reaction. patients that take ACE inhibitors (but 20-30% of all angioedema presentations to the Emergency Department) 3 times more common in Black Americans ( Kostis 2005 ) 0.01 of people who take NSAIDs ( Nzeako 2010 ).

Allergic Reactions 101

Allergic Reactions Airway Management Anaphylaxis Emergency Department 101

RebelEM

JANUARY 23, 2023

Background: Diphenhydramine, a first-generation antihistamine, is the most common pharmacologic agent used to treat acute allergic reactions. Noninferiority trials, covered here on REBEL EM , are helpful when the experimental treatment offers a distinct advantage over the standard treatment. 2005 Sep;116(3):643-9.

Allergic Reactions 52

Allergic Reactions Anaphylaxis Emergency Department Urgent Care 52

EMDocs

NOVEMBER 13, 2023

Authors: Mary Hamblen, DO (EM Resident Physician, TX); Justin Hacnik, MD (EM Resident Physician, TX); Katherine Spencer, MD (EM Resident Physician, TX); J.D. AJR Am J Roentgenol 2005, 185 (3), 772-783. Am Fam Physician 2005, 72 (8), 1492-1500. References (1) Barkovich, E. Emerg Radiol 2022, 29 (2), 291-298.

Stroke 87

Stroke Radiology Radiology Emergency Department 87