乳腺癌术后放射治疗已有几十年历史 ,但仍有争议。本文就早期乳腺癌根治术或改良根治术后放射治疗中争论较多的问题做一综述。1　术后化疗和内分泌治疗能否替代放射治疗　　近年来 ,化疗和内分泌治疗的应用日益广泛 ,不但提高了总生存率 ,还能一定程度降低局部和区域淋巴结 (ｌ Postoperative radiotherapy for breast cancer has been around for decades, but it is still controversial. This article reviews the issues that have been debated in the early stage of radical mastectomy or modified radical mastectomy. 1 Can Postoperative Chemotherapy and Endocrine Therapy Replace Radiation Therapy? In recent years, the use of chemotherapy and endocrine therapy has become increasingly widespread. It has not only improved overall survival but also reduced local and regional lymph nodes to a certain extent.