高白细胞性白血病是指患者外周血白细胞100×109/L,属高危型白血病,易并发颅内出血、脑栓塞等,病死率高。笔者对20例高白细胞性白血病行白细胞单采治疗,报告如下。一般资料:本组男13例,女7例;年龄26～65岁。其中急性淋巴细胞性白血病(ALL)8例(L25例,L13例),急性髓细胞性白血病 High leukemia leukemia refers to patients with peripheral blood leukocytes 100 × 109 / L, is a high-risk type of leukemia, easily complicated with intracranial hemorrhage, cerebral embolism, high mortality. The authors treated leukocyte apheresis in 20 cases of high leukocytic leukemia. The report is as follows. General Information: This group of 13 males and 7 females; aged 26 to 65 years old. Among them, 8 cases (L25 cases, L13 cases) of acute lymphoblastic leukemia (ALL) and acute myeloid leukemia