对 190例大肠癌患者术前采用了不限制饮食 ,于术前 1ｄ顿服 2 5 %硫酸镁溶液及大量 5 %葡萄糖氯化钠溶液作全肠灌洗 ,并与传统的限制饮食及清洗灌肠为主的方法比较 ,结果显示 :应用此法肠道清洁满意度高 ,耗时少 ,且并发症少。临床应用表明 ,此法安全可靠 ,简便易行 ,易于被病? Preoperative 190 patients with colorectal cancer with unrestricted diet, preoperative 1d Dayton served 25% magnesium sulfate solution and a large amount of 5% dextrose sodium chloride solution for total bowel lavage, and with the traditional diet and cleansing enema Based comparison of the results, the results show that: the use of this method of intestinal satisfaction with high cleanliness, less time-consuming, and less complications. Clinical application shows that this method is safe, easy, easy to be sick?