新生儿和婴儿死亡案件的调查是法医学上的一个难点。杀害新生儿最常见方式为遗弃。杀害婴儿的行为可分为5类:受虐儿童综合征、忽视和饥饿、窒息、摇晃婴儿综合征、其他。新生儿和婴儿的他杀案件往往与成人不同。一是其自我保护能力极弱,且轻微的暴力攻击可致其死亡;二是解剖时不易发现暴力作用的痕迹,由于脏器小,暴力作用面积小,采用传统的成人解剖方式可能 Investigations of neonatal and infant deaths are a forensic challenge. The most common way to kill a newborn is to abandon it. The killing of babies can be divided into five categories: abused child syndrome, neglect and hunger, suffocation, shaking baby syndrome, others. Neonatal and infant killings are often different from adults. First, its self-protection ability is very weak, and mild violent attacks can cause death; Second, the anatomy is not easy to find traces of violence, due to small organs, the role of violence is small, the use of traditional adult anatomy may