随着肿瘤从姑息治疗向根治性治疗的发展,单独放化疗或联合其他治疗方法的放化疗已是肿瘤治疗的必需手段。化疗和放疗对快速分裂的细胞具有杀伤作用,因而在治疗过程中不可避免地导致正常骨髓细胞受抑,不但影响治疗进程,并且易导致感染、贫血、出血等严重并发症,甚至对患者生命构成威 As the development of cancer from palliative to radical treatment, chemoradiotherapy alone or in combination with other therapies has become an essential tool for the treatment of cancer. Chemotherapy and radiotherapy have a killing effect on rapidly dividing cells, and thus inevitably lead to the suppression of normal myeloid cells during the treatment, which not only affects the course of treatment but also easily leads to serious complications such as infection, anemia and hemorrhage, and even to the life constitution of patients Granville