放射治疗在乳腺癌的治疗过程中占据着举足轻重的地位。如今保乳术后结合放射治疗已成为早期乳腺癌的标准治疗模式，不但可以降低局部复发率、延长患者的生存期，并具有较好的美容效果。乳腺癌的放疗技术主要有常规放疗、三维适形放疗、调强放疗等，不同放疗技术各有千秋。作者对早期乳腺癌保乳术后采用的不同放疗技术的特点及其优缺点作一综述。

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