自20世纪90年代以来,北美和英国等国家的乳腺癌发病率虽然呈上升趋势,但死亡率却均下降,目前认为原因与早期诊断和综合治疗的进步,特别是术后辅助治疗的进步有关。乳腺癌辅助治疗的关键在于对肿瘤个体的复发转移风险评估,医生根据评估结果来确定患者具体的术后辅助治疗方案(例如:是否需要化疗?选择何种化疗方案等)。那么, Since the 1990s, although the incidence of breast cancer in North America and the United Kingdom has been on an upward trend, the mortality rate has decreased. Currently, the reason is considered to be related to the progress of early diagnosis and comprehensive treatment, especially the progress of postoperative adjuvant treatment. . The key to adjunctive treatment of breast cancer lies in the assessment of the risk of recurrence and metastasis of individual tumors. The doctor determines the patient’s specific postoperative adjuvant treatment regimen (eg, whether chemotherapy is needed, which chemotherapy regimen to choose, etc.) based on the assessment results. So,