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目的比较直肠癌术后放射治疗的两种不同方法，提高放射治疗病人的生存质量。方法两组直肠癌术后病人应用不同照射方法，随访观察放疗后病人的不良反应。结果放射治疗后半成应用水平照射比膝胸位照射治疗结束后，病人的不良反应明显减少。结果放射治疗后半程应用水平照射较膝胸位照射有显著的优越性。
Objective To compare two different methods of postoperative radiotherapy for rectal cancer to improve the quality of life of radiotherapy patients. Methods Two groups of postoperative patients with rectal cancer using different methods of irradiation were followed up to observe the adverse reactions of patients after radiotherapy. Results After radiotherapy half of the application of horizontal irradiation than the knee chest irradiation after the end of the patient’s adverse reaction was significantly reduced. Results After the second half of radiation therapy, the level of irradiation than the knee thoracic radiation has a significant advantage.