结肠癌是临床较常见的恶性肿瘤 ,临床常出现误诊。我院1991年 1月至 1995年 12月曾误诊 11例 ,现分析如下。临床资料一般资料 :本组 11例 ,男 7例 ,女 4例 ,年龄 12～ 72岁 (平均 5 2岁 )。误诊为胆囊炎、胆囊结石 2例 ,右输尿管结石及膀胱癌各 1例 ,十二指球部溃疡 1例 ,胰头 Colon cancer is a common clinical malignancy. Clinical misdiagnosis often occurs. In our hospital from January 1991 to December 1995, 11 cases were misdiagnosed. The analysis is as follows. Clinical data general information: 11 patients in this group, 7 males and 4 females, aged 12 to 72 years (average 52 years old). Misdiagnosed as cholecystitis, cholecystolithiasis in 2 cases, right ureteral calculus and bladder cancer in 1 case, duodenal ulcer in 1 case, pancreatic head