颅内转移是全身性恶性疾病,是一种常见而严重的合并症。其发生率尸检报告占儿童恶性肿瘤的6～9.8％,成人癌症的5～35％,急性白血病的50％以上及系统性恶性 Intracranial metastasis is a systemic malignant disease and is a common and severe comorbid condition. The incidence of autopsy reports accounted for 6 to 9.8% of children with malignant tumors, adult cancer, 5 to 35%, more than 50% of acute leukemia and systemic malignancy