【摘要】目的:探讨直肠癌逆向浸润与下切缘的安全距离的关系。方法：对36例直肠癌Miles手术和Dixon手术后标本的肿瘤下缘1.0cm、2.0cm、3.0cm的肠壁及对应的系膜病理组织学检查，观察直肠癌逆向浸润或转移的距离。结果：36例直肠癌标本距癌肿下缘1.0cm、2.0cm、3.0cm的肠壁及对应的系膜病理组织学检查均为阴性。结论：直肠癌远侧逆向浸润或转移未见超过1.0cm，因此认为保肛手术时切除肿瘤远侧肠管(包括系膜)2.0cm是安全的。

    【关键词】直肠癌逆向浸润下切缘保肛病理组织学

    Rectum cancer bottom slice a good luck pathology histology analysis

    Zhao RenheXu NanhaiLiu Weibo

    【Abdtract】Objective:study rectum cancer contrary gradually with bottom slice good luck of safety distance of relation.Method:Rightness 36 rectum cancer Miles surgical operation withDixon after operation the tumor of specimen descend good luck 1.0 cm, 2.0 cm, 3.0 cmbowel wall and rightness with should of fasten a film pathology histology check, observation rectum cancer contrary gradually or transfer of distance.Result:36 rectum cancer specimen is swollen apart from the cancer to descend good luck 1.0 cm, 2.0 cm, 3.0 cmbowel wall and rightness with should of fasten a film pathology histology check all is feminine gender.Conclusion:Rectum cancer far side contrary gradually or transfered and see over 1.0 cm, therefore thinkCut off tumor far side bowel tube(include to fasten a film) while protecting anus surgical operation 2.0 cm is safety of. ......