颅脑损伤在交通、工伤事故、民事纠纷和刑事案件中都很常见。以往由于颅脑损伤的诊断技术甚为复杂,还给受检者带来一定的痛苦与危险,因此对无神经定位症状与体征的头部外伤患者一般都不作脑部的特殊检查,以致不少轻微头部外伤所致的非功能区单纯脑挫伤也因此而被忽略和遗漏。近年来头颅CT检查在神经病学领域的应用,使我们在检案中发现一些有关颅脑损伤法医学鉴定的若干问题,通过文献复习结合本所的 Traumatic brain injury is common in traffic, industrial accidents, civil disputes and criminal cases. In the past due to the complexity of the diagnostic technique for craniocerebral injury, it also brought some pain and danger to the subject. Therefore, head trauma patients without neurological location symptoms and signs are generally not given special examination in the brain, so many Mild head trauma caused by non-functional areas of simple brain contusion was therefore ignored and omitted. In recent years, the application of skull CT examination in the field of neurology has led us to find some problems concerning forensic identification of craniocerebral injury during the prosecution. Through the review of the literature,