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我科1985年以来收治大肠癌800例，其中210例（26．25％）延误诊断，现将其误诊原因及早期诊断作一分析。1临床资料1．1一般情况本组210例中直肠癌157例（74.7％）；结肠癌48例（22.9％）；多原发性大肠癌5例（2.4％）。年龄17～83岁。1．2误诊情况误诊3个月以内者共130例，4～6
Since 1985, 800 cases of colorectal cancer have been treated in our department, of which 210 cases (26.25%) have been diagnosed with delays. We now analyze the causes of misdiagnosis and early diagnosis. 1 clinical data 1.1 The general situation of this group of 210 cases of rectal cancer in 157 cases (74.7%); colon cancer in 48 cases (22.9%); multiple primary colorectal cancer in 5 cases (2.4%). Age 17 to 83 years old. 1.2 misdiagnosed cases misdiagnosed within 3 months of a total of 130 cases, 4 to 6