肿瘤降期在低位直肠癌新辅助治疗中的意义
直肠癌;新辅助放化疗;肿瘤降期,郁宝铭,张敏,吴唯勤,通讯作者:,Significanceofdown-stagingfollowingneoadjuvantradiochemotherapyforlowrectalcancer,Bao-MingYu
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郁宝铭, 上海交通大学医学院附属瑞金医院外科 上海市 200025
张敏, 吴唯勤, 上海市第八人民医院结直肠外科 上海市 200235
上海市卫生局重点课题资助项目, No. 99ZD-11003
通讯作者: 郁宝铭, 200025, 上海瑞金二路197号, 上海交通大学医学院附属瑞金医院外科. baomingiok@163.com
电话: 021-64514139
收稿日期: 2007-06-11 修回日期: 2007-09-30
Significance of down-staging following neoadjuvant radiochemotherapy for low rectal cancer
Bao-Ming Yu, Min Zhang, Wei-Qin Wu
Bao-Ming Yu, Department of Surgery, Ruijin Hospital, Medical College, Shanghai Jiaotong University, Shanghai 200025, China
Min Zhang, Wei-Qin Wu, Department of Colorectal Surgery, Shanghai 8th People’s Hospital, Shanghai 200235, China
Supported by: the Key Item from Shanghai Hygiene Administration, No. 99ZD-11003
Correspondence to: Bao-Ming Yu, Departmant of Surgery, Ruijin Hospital, Medical College, Shanghai Jiaotong University, 197 Ruijin Second Road, Shanghai 200025, China. baomingiok@163.com
Received: 2007-06-11 Revised: 2007-09-30
Abstract
AIM: To evaluate the efficacy of preoperative oral capecitabine combined with radiation (RT) on locally advanced low rectal cancer.
METHODS: Patients with T3/T4 tumors located 3 to 7 cm from the anal verge, without distant metastases or extension to the anal canal, were stratified according to clinical staging and subjected to oral capecitabine 1250 mg/(m2•d) + pelvic radiation 40-46 Gy at 2 Gy per day. Surgery was carried out 6-8 weeks following completion the radiation, under the rule of TME for curative resection, and oral capecitabine was taken persistently during the interval leading up to surgery.
RESULTS: One hundred and five patients were enrolled in this study. Thirteen patients showed a clinical complete response and were followed up without surgery. Ninety two patients received curative (RO) resection, including low anterior resections in 71 cases. Parks’ coloanal anastomosis was performed in 17 cases and abdominoperineal excision was in 4 cases, with an overall sphincter preservation in 101 patients (96 ......
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