近年来 ,我们应用参麦注射液观察放疗过程中预防白细胞下降的临床效果 ,现报告如下。1 资料与方法78例肿瘤患者需行放射治疗 ,年龄 2 1～ 76岁 ,平均4 2岁 ,男 4 5例 ,女 33例 ,放射治疗前查心、肝、肾主要器官功能均正常 ,无血液系统疾病 ,白细胞 4 .0× 1 0 9/Ｌ ,ＫＰＳ评 In recent years, we have used Shenmai injection to observe the clinical effect of preventing leukopenia during radiotherapy. The report is as follows. 1 Materials and Methods 78 cases of cancer patients required radiotherapy, aged 21 to 76 years, an average of 42 years old, 45 males and 33 females, before radiotherapy, the heart, liver and kidney function were normal, no Hematological disease, leukocytes 4.0×10 9/L, KPS review