作者将两组具有相似类别的实体瘤脑脊膜转移病人进行前瞻性治疗。第１组５４例病人采用放疗、脑脊液内化疗和系统化疗；第２组５０名病人采用放疗、系统化疗而不行脑脊液内化疗。治疗结果分析比较显示，行脑脊液内化疗并没有改变反应率、反应持续时间、平均生存期或长期幸... The authors prospectively treated two groups of solid tumor metastatic patients with similar categories. The first group of 54 patients was treated with radiotherapy, intracerebral spinal fluid chemotherapy, and systemic chemotherapy; the second group of 50 patients were treated with radiotherapy and system chemotherapy but not with cerebrospinal fluid chemotherapy. The analysis of treatment results showed that CSF chemotherapy did not change the response rate, response duration, average survival time, or long-term survival...