RT Book, Section A1 Chung, Sarita A1 Hewett, Elizabeth K. A1 Adirim, Terry A2 Tenenbein, Milton A2 Macias, Charles G. A2 Sharieff, Ghazala Q. A2 Yamamoto, Loren G. A2 Schafermeyer, Robert SR Print(0) ID 1155750625 T1 Disaster Preparedness T2 Strange and Schafermeyer's Pediatric Emergency Medicine, 5e YR 2019 FD 2019 PB McGraw-Hill Education PP New York, NY SN 9781259860751 LK accesspediatrics.mhmedical.com/content.aspx?aid=1155750625 RD 2024/04/20 AB Anatomic, physiological, developmental, and behavioral differences between children and adults influence the management of children during a mass casualty event (MCE).During an MCE, emergency department (ED) staff should expect casualties to come in two waves (dual wave phenomenon): The first wave typically appears after about 15 to 30 minutes and largely consists of “the walking wounded”; the second wave typically arrives 30 to 60 minutes after the onset of the event and is comprised of the more critically ill or injured patients.ED leadership and staff should understand their roles within the hospital incident command system to optimize patient care before, during, and after a mass casualty event.Because of physiological and anatomical differences between adults and children, adult MCE triage protocols are inappropriate for use in triaging infants and children.EDs should have guides with predetermined medication dosing based on weight, and equipment sizes based on age, ready for mass casualties, so that staff members do not have to perform calculations during events.Decontamination of children generally takes longer than that of adults. It should be done as a family unit to facilitate a child’s cooperation and minimize psychological impact.Blast incidents can cause unique patterns of injury, including both penetrating and blunt trauma.