Impact of Pelvic Radiotherapy on Morbidity and Durability of Sphincter Preservation After Coloanal Anastomosis for Rectal Cancers
Impact of Pelvic Radiotherapy on Morbidity and Durability of Sphincter Preservation After Coloanal Anastomosis for Rectal Cancers
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盆腔放射治疗对直肠癌结肠吻合术后保留括约肌的发病率和耐久性的影响
DOI:
10.1007/s10350-007-9099-x
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发表时间:
2008
影响因子:
3.9
通讯作者:
J. Pembérton
中科院分区:
文献类型:
--
作者:
I. Hassan;D. Larson;B. Wolff;R. Cima;H. Chua;D. Hahnloser;M. O’byrne;D. Larson;J. Pembérton
Purpose:This study was designed to assess the impact of pelvic radiotherapy on the incidence of complications and colostomy-free survival of patients after a coloanal anastomosis for rectal cancer.Methods:A total of 192 patients underwent a coloanal anastomosis between 1982 and 2001: 87 patients did not receive pelvic radiotherapy; 105 patients received pelvic radiotherapy (39 preoperative and 66 postoperative). Early and late complications requiring surgical intervention and the colostomy-free survival rate were assessed by retrospective review of patient records.Results:After a median follow-up of 62 months, 151 patients were alive. The most frequent complication was development of an anastomotic stricture (5-year rate of a stricture, 16 percent; 95 percent confidence interval, 10-21). Patients receiving pelvic radiotherapy had a higher rate of complications other than anastomotic strictures, including fecal incontinence, fistulas, abscesses, and bowel obstructions compared with patients not receiving pelvic radiotherapy (5-year rate: 20 percent (95 percent confidence interval, 10-29) vs. 5 percent (95 percent confidence interval, 0-10); P= 0.001). Patients receiving pelvic radiotherapy had a lower colostomy-free survival than did patients not receiving pelvic radiotherapy (5-year colostomy-free rate: 72 percent (95 percent confidence interval, 62-84) vs. 92 percent (95 percent confidence interval, 86-98); P< 0.001). There was no significant difference in the colostomy-free survival of patients receiving preoperative and postoperative pelvic radiotherapy.Conclusions:After coloanal anastomosis, a significant number of patients will have complications requiring surgical intervention, and some will require a permanent colostomy. Pelvic radiotherapy, whether it is administered preoperatively or postoperatively, significantly increases the need for a permanent colostomy.
DOI:
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发表时间:
2004
期刊:
Reprinted from Diseases of the Colon & Rectum 47(10)
影响因子:
--
作者:
Hiroshima K;Iyoda A;Shida T;Shibuya K;Iizasa T;Kishi H;Tanizawa T;Fujisawa T;Nakatani Y.;Hitoshi Shiozaki
通讯作者:
Hitoshi Shiozaki