一、概述白血病原因未明,其特点为造血器官中的某种白细胞异常增生,并浸润到全身各组织而产生一系列的临床症状,周围血细胞可有质和量的改变。在临床工作中,白血病可根据病程,增生的细胞类型,周围血中白细胞数等而分为:急性、慢性、粒性、淋巴性、单核细胞性以及其它较少见的如早幼粒、亚急粒、粒单、毛细胞性、白细胞增多性、不增多性等。 1. Overview The cause of leukemia is unclear. It is characterized by abnormal white blood cell proliferation in the hematopoietic organs and infiltrates into tissues of the body and produces a series of clinical symptoms. The surrounding blood cells may have changes in quality and quantity. In clinical work, leukemia can be divided into: acute, chronic, granular, lymphoid, monocytic, and other less common, such as promyelocytic, depending on the course of disease, the type of hyperplastic cells, the number of leukocytes in peripheral blood, etc. Subemergency grain, grain single, hair cell, leukocytosis, no increase and so on.