This document summarizes blunt abdominal trauma in children. It covers common causes including motor vehicle crashes and falls. Mortality varies from less than 20% for isolated injuries to 50% for major vessel injuries. The anatomy of children's abdomens makes them more susceptible to injury. Evaluation involves history, physical exam assessing signs of injury, and diagnostic testing including lab work, ultrasound, CT scans, and possible laparotomy. Common injuries discussed are spleen lacerations, liver lacerations, bowel perforations, and injuries from seat belts. Guidelines are provided for treatment and length of stay based on injury grade.