儿童急性白血病的基本治疗策略为按照预后的差别选择不同强度的治疗。儿童急性白血病主要的预后因素为初诊年龄、白细胞计数、白血病细胞的M IC类型、早期治疗反应,其中细胞遗传学和分子遗传学类型及早期治疗后微小残留病水平已成为更重要的预后因素。 The basic treatment strategy for acute leukemia in children is to choose different intensity of treatment according to the difference of prognosis. The primary prognostic factors for childhood acute leukemia are age at first diagnosis, leukocyte count, M IC type of leukemia cells, early response to treatment, and cytogenetics and molecular genetics and minimal residual disease after early treatment have become more important prognostic factors.