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目的探讨老年人低位直肠癌根治术低位吻合,以保留肛门功能的疗效。方法于癌灶上缘肠腔内及相应的动脉内分别注入5-氟尿嘧啶(5-Fu)0.75及0.5g,上、下肠管的切断处用5-Fu擦洗。切断直肠的长度距癌灶下缘3.0cm者18例,3.5cm24例,4.0cm36例。清扫与癌灶相应的肠系膜及根部的淋巴结。结肠与直肠断端在肛门口外处吻合并回纳。结果术后每2年复查,局部复发6例。随访1、3、5、10年生存率依次为93.6%、89.0%、89.2%、55.8%。结论老年人低位直肠癌根治保肛手术疗效可靠,是一种较佳术式。
Objective To investigate the low anastomosis of low rectal cancer for the elderly to preserve the efficacy of anal function. METHODS: Five-fluorouracil (5-Fu) 0.75 and 0.5 g were injected into the upper margin of the tumor foci and into the corresponding arteries. The cuts of the upper and lower bowels were scrubbed with 5-Fu. The length of the rectum was cut off from the lower edge of the lesion by 3.0 cm in 18 cases, 3.5 cm in 24 cases, and 4.0 cm in 36 cases. Clean the mesentery and root lymph nodes corresponding to the foci. The colon and rectum were anastomosed and returned to the outside of the anus. The results were reviewed every 2 years after surgery and local recurrence occurred in 6 patients. The survival rates at 1, 3, 5, and 10 years follow-up were 93.6%, 89.0%, 89.2%, and 55.8%, respectively. Conclusion The curative effect of sphincter preserving anal operation for the elderly with low rectal cancer is reliable, and it is a better operation type.