术前放疗是咽瘘发生的最常见原因。
术前放疗可能有价值，但经验尚少。
Preoperative radiation may have value, but the experience is still less.
为术前放疗理论提供了病理学基础。
This study provides pathological basis for preoperative radiotherapy.
目的观察中低位直肠腺癌术前放疗效果的临床病理改变。
Objective To observe the clinical pathological changes of the carcinoma of low and middle portions of the rectum after preoperative radiation.
所有标本均经术后病理证实，并均未经术前放疗、化疗及激素治疗。
The patients in this study didn' t accept prior hormonal therapy, chemotherapy and radiotherapy.
术前放疗在直肠癌综合治疗中的目标是提高局部控制率，增加保肛的几率，提高生存率及生活质量。
The aim of preoperative radiotherapy for rectal cancer is to improve the local control rate, increase the possibility for sphincter preservation, and improve the survival and the quality of life.
结论对口腔口咽部肿瘤切除后的较大缺损，应视缺损的范围、大小及患者的一般情况、术前放疗、颈部手术史等综合考虑，选择最合适的组织瓣进行修复。
The choice of pedicled or free flap depended on the size and the extension of defect, history of surgery in neck or preoperative radiotherapy, and general status of the patient.
如果肿瘤已经进入晚期，那么在选择诊治手段时，可以考虑在接受放疗或外科手术前使用一些激素疗法。
If the tumor is more advanced then there should be some consideration of treatment with hormonal therapy either prior to radiation or to surgery.
目的探讨立体定向适形放疗对原发性肝癌的治疗效果及其术前应用的价值。
Objective To discuss the therapeutical effect of stereotactic conformal radiotherapy on primary liver cancer and its value in preoperative application.
方法：对19例腺样囊性癌患者行手术和术前诱导性化疗加放疗，即综合治疗。
Method: a retrospective analysis was made to 19 cases which were treated with operation combined with preoperative chemotherapy and radiation.
全部组织均经10%福尔马林固定，石蜡包埋，术前均未行放疗，化疗或者其他生物治疗。
The tissues were fixed in 10% formalin and embedded in paraffin. No patients had received preoperative chemotherapy , radiation therapy or other biological therapy.
方法73例宫颈癌患者在化疗、放疗、术前、术后应用超声方法进行检查。
Methods 73 patients with cervical cancer were examined by ultrasonography before and after surgery, radiotherapy or neoadjuvant chemotherapy.
方法118例晚期食管癌接受术前加速放疗及手术治疗。
Methods 118 patients with advanced esophageal cancer were treated by accelerated radiotherapy and operation.
术前术后以及放疗后检测颌下腺唾液流量，并填写华盛顿大学生活质量调查表。
The patients were followed clinically, with saliva flow studies and quality questionnaire of Washington University life.
目的：评估和比较辅助性术前、术后放疗在直肠癌治疗中的作用。
Objective: To evaluate and compare the effects of pre- and postoperative radiotherapy on rectal cancer.
结论术前同步放化疗较术前单纯放疗能更好地提高近期有效率。
Conclusion Chemo-radiotherapy is better in short-term efficacy for preoperative carcinoma of rectum than radiotherapy.
术前给予放疗增敏可能降低宫颈癌患者的盆腔淋巴结转移率。
Pre-operative sensitivity enhancement of radiotherapy for cervical cancer patients may reduce the rate of pelvic lymph node metastasis.
手术前和围手术期使用化、放疗最近已经获得多个临床试验的验证。
The use as pre- or peri-operative treatments in particular has been validated by several recent clinical trials.
手术前和围手术期使用化、放疗最近已经获得多个临床试验的验证。
The use as pre- or peri-operative treatments in particular has been validated by several recent clinical trials.
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