南昌市部分人群大肠癌与息肉临床特点调查分析

Investigation and Analysis of Clinical Features of Colorectal Cancer and Polyps in Partial Population of Nanchang City

目的探讨南昌市居民大肠癌与息肉的临床特点。方法选取我院肠道门诊2005年1月至2007年12月就诊的腹泻病例经结肠镜检与病理确诊的大肠癌、息肉患者进行总结分析。结果3年来5073例腹泻患者中共行结肠镜检873例,确诊的大肠癌75例,大肠息肉114例。大肠癌检出率为8.6%,平均发病年龄为64.01岁,好发病年龄为51～70岁,占90.67男∶女为1.6∶1;大肠息肉患者的检出率为13.1%,平均年龄为44.15,男性以61～70岁发病率最高,占18.42%,男∶女为1.65∶1;直、乙结肠是大肠癌与息肉的最常见部位,分别占74.67%和68.42%。结论大肠癌与息肉男性多于女性,直肠和乙状结肠是最常见发生部位。50岁以上的中老年人是大肠癌的高危人群。

Obective To explore the clinical features of colorectal cancer and polyps in residents of Nanchang City.Methods In the diarrhea cases of department of bowel,the colorectal cancer and polyps patients confirmed by colonoscopy and pathology were summarized and analyzed from 2005to 2007. Results In this three years,873 patients were tested by colonoscopy in 5073 diarrhea patients,and the 75 colorectal cancers and 114 colorectal polyps cases were confirmed.The positive rate of colorectal cancers patients was 8.6%.The mean age of onset was 64.01 years.The high-risk age was between 51 and 70 year,which accounted for 90.67%.The sex ratio male vs females was 1.6:1.The positive rate of colorectal polyps patients was 13.1%.The mean age of onset was 44.15 years.The peakest onset age of male was between 61 and 70 years,which accounted for 18.42%.The sex ratio male vs females was 1.65:1.The most common sites of colorectal cancer and polyps were rectum sigmoid colon,which respectively accounted for 74.67%and 68.42%.Conclusion In the colorectal cancer and polyps cases,the male is more than female.Rectum and sigmoid colon were the most common locations.The middle-aged and elderly humans with the age over 50were the high-risk populations of colorectal cancer.