质子治疗在乳腺癌术后放射治疗中的应用

质子具有独特的物理学特性,用于乳腺癌术后可在改善乳腺靶区剂量均匀性的同时.显著减少心肺和对侧乳腺等周围重要器官的受照剂量,减少正常组织并发症和第二原发肿瘤的发生率.应用质子部分乳腺加速照射还可以缩短治疗时间,但远期临床效果还需要大量的病例和长时间的观察随访.

Proton therapy in the postoperative treatment of breast cancer patients

With specific physical characters,proton for postoperative breast cancer can improve dose homogeneity,lower dose to crucial organs such as the heart,lung and the opposite breast,and reduce the complications of normal tissues and incidence of the second primary tumor proton accelerated radiation for partial breast cancer can reduce therapy time,but its long time effect needs great patients and long time follow-up to beproved.