儿童期中枢神经系统肿瘤并不少见,约占小儿全部肿瘤的11％,尤其是颅内肿瘤发病数更多。据报导,全部脑肿瘤中发生于儿童期的约有15～20％之多。因此,我们将25年来经病理确诊的小儿中枢神经系统肿瘤542例进行统计分析,年龄以确诊时13足岁以下为限。为今后儿童神经肿瘤的防治研究及临床诊断提供资料。本组542例中,男孩的发病数较多,男女之比为1.85:1。年龄方面,虽各年龄都能发 Children with central nervous system tumors are not uncommon, accounting for about 11% of all pediatric tumors, especially the incidence of intracranial tumors more. It is reported that all brain tumors occur in childhood as much as 15 to 20%. Therefore, we conducted a statistical analysis of 542 cases of pathologically diagnosed CNS tumors in children over the past 25 years, and the age was limited to 13-year-olds at the time of diagnosis. For the future prevention and treatment of children with neurological tumor research and clinical diagnosis to provide information. 542 cases in this group, the incidence of more boys, male to female ratio of 1.85: 1. Age, although all ages can be made