慢性粒细胞白血病(CML)是累及造血系统干细胞系的恶性肿瘤疾病,临床表现多表现为乏力、低热、多汗或盗汗,体质量减轻,脾脏肿大,少数患者有出血倾向。病程较长,发病年龄在21~40岁的人数最多。近年来出现了很多新方案治疗慢性粒细胞白血病,如造血干细胞移植、伊马替尼、α-干扰素 Chronic myeloid leukemia (CML) is a malignant tumor involving the hematopoietic stem cell line. The clinical manifestations are mostly fatigue, hypothermia, hyperhidrosis or night sweats, weight loss, enlarged spleen and a small number of patients with bleeding tendency. Longer duration, the age of onset in the 21 to 40 years old the largest number. In recent years, many new programs have emerged for the treatment of chronic myeloid leukemia such as hematopoietic stem cell transplantation, imatinib, interferon-alpha