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大肠癌是我国常见恶性肿瘤之一,其发病率和死亡率正在逐年上升,且发病年龄较欧美国家年轻。近20年来,大肠癌的5年生存率一直徘徊在40~50%,这是由于半数以上的病例确诊时已属Dukes′C、D期,手术后易发生转移或复发。因此,早期诊断及时治疗是提高大肠癌疗效和改善预后的关键。Dukes’A期大肠癌病人术后的5年生存率可高达90%以上。但据最近统计,上海市大肠癌诊断时A期率仅为5.6%,而C、D期率共计达60%。为探索基层医院早期发现大肠癌的可行途径,我们自1986年起对有肛肠
Colorectal cancer is one of the most common malignancies in China. Its incidence and mortality are increasing year by year, and the age of onset is younger than that in Europe and the United States. In the past 20 years, the 5-year survival rate of colorectal cancer has remained at 40 to 50%. This is because more than half of the cases have already been diagnosed as Dukes’C and D stages, and metastases or relapses occur after surgery. Therefore, early diagnosis and timely treatment are the key to improve the curative effect and improve the prognosis of colorectal cancer. The 5-year survival rate for Dukes’ stage A patients with colorectal cancer can be as high as 90%. However, according to recent statistics, the rate of A-phase in the diagnosis of colorectal cancer in Shanghai was only 5.6%, while the C and D-phase rates totaled 60%. To explore possible ways to detect colorectal cancer early in the primary hospital, we have had anorectal since 1986.