肠道抗菌术主要应用于结肠癌切除手术时,因为结肠手术的危险性要比小肠切除者大,前者涉及脓毒症和癌肿复发这两个问题。在手术死亡病例中,半数是与循环系统并发症有关,病人特别易遭受血栓形成,除血流缓慢、血液凝固性异常和血管内膜损伤等因素外,它的发生也与术后感染有关。另1/4的手术死亡是由于脓毒症所致。至于癌肿复发,它分别是1/4结肠手术和1/3直肠手术病人未能存活5年的原因。此外,脓毒症还 Intestinal antimicrobial therapy is mainly used in colon cancer resection surgery, because the risk of colon surgery than small intestine resection, the former involved in sepsis and cancer recurrence of these two issues. Among the surgical deaths, half are related to circulatory complications and patients are particularly vulnerable to thrombosis. In addition to the slow blood flow, blood coagulation abnormalities and intimal injury, it is also associated with postoperative infection. Another quarter of surgical deaths were due to sepsis. As for the recurrence of cancer, it is one-fourth of the cases of colon surgery and one-third of rectal surgeries, respectively. In addition, sepsis also