 Pediatric trauma is the leading cause of death and disability among children worldwide due to insufficient resources and lack of attention to the treatment of injured children compared to adults. Furthermore, there is no pediatric trauma center in Korea, which contributes to high mortality rates. Additionally, insufficient training and lack of experience in the management of injured children may be the key factors that contribute to children's disabilities and deaths. The primary survey for pediatric trauma does not differ from that of adult trauma, but the basic concepts of advanced life support that have been used for adults remain applicable and critical for injured children. Pediatric trauma patients require more attention than adults because of their unique physiological characteristics such as smaller size, different anatomy, and different responses to blood loss, temperature regulation, and specialized equipment. Therefore, it is important to pay close attention to the initial approach for pediatric trauma patients. This article was authored by Yo-Ha and John Cook-Jong Lee. We are article.tv. Links in the description below.