article thumbnail

Transfusion Reactions

Core EM

Author: Natalie Bertrand, MD Editor: Naillid Felipe, MD Background: Definition: adverse reaction to blood product administration Incidence: more common in children than adults, except for delayed hemolytic transfusion reactions Allergic (non-anaphylaxis) – Platelets 1-3%; RBCs 0.1-0.3%

article thumbnail

Transfusion Reactions

Core EM

Author: Natalie Bertrand, MD Editor: Naillid Felipe, MD Background: Definition: adverse reaction to blood product administration Incidence: more common in children than adults, except for delayed hemolytic transfusion reactions Allergic (non-anaphylaxis) – Platelets 1-3%; RBCs 0.1-0.3%

professionals

Sign Up for our Newsletter

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

article thumbnail

Pediatric Balanitis and Balanoposthitis

Pediatric EM Morsels

Most often occurs in uncircumcised males [Assim 2022] Buildup of sloughed and dead skin, microorganisms, and secretions between the foreskin and the glans Incidence in children shown to range from 0.05% up to 20% [Kayaba 1996, Hsieh 2006] Between 6% and 20% in uncircumcised men [Assim 2022, Perkins 2024] Pediatrics usually presents between 2y and 5y (..)

article thumbnail

Clinical Conundrums: Should I Pretreat Patients with Contrast Allergy Prior to IV Contrast Administration?

REBEL EM

Bottom Line Up Top: Pretreatment is ineffective and unnecessary as it does not significantly reduce the risk of serious adverse reactions to contrast. Pretreatment should not delay imaging required for definitive diagnosis. Do you pretreat the patient prior to CT scan or proceed without delay and risk an allergic reaction?

article thumbnail

Navigating Anaphylaxis: Causes, Symptoms, and Treatment

Paramedics World

It’s a severe, potentially life-threatening allergic reaction that can occur within minutes. Anaphylaxis is a word that strikes fear in the hearts of many. For those who have experienced it—or… The post Navigating Anaphylaxis: Causes, Symptoms, and Treatment appeared first on Paramedics World.

article thumbnail

Anaphylaxis, chest pain, and ST elevation in aVR

Dr. Smith's ECG Blog

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.

article thumbnail

Clinical Conundrums: How Long Should We Monitor After Giving IM Epinephrine for Anaphylaxis?

REBEL EM

The overall incidence of biphasic reactions is unknown with rates quoted from < 0.5% This varied incidence can be due to inconsistent definitions or inclusion of mild reactions. Since half of biphasic reactions occur within the first 6-12 hrs ( Lee 2014 ) physicians often choose an observation time of 4-6 hrs.