急性阑尾炎仍然是小儿临床外科易被误诊的疾病 ,特别是小儿对疼痛描述不清 ,常常使医生难以判断 ,我们对 1991年 1月～ 2 0 0 2年 1月 12例误诊病例进行分析 ,发现尿常规对这些病例鉴别诊断有非常重要的作用。临床资料本组误诊 12例 ,均为男孩 ,年龄 4～ 10岁 ,平均 7岁。误诊 Acute appendicitis is still a disease that is easily misdiagnosed in clinical and pediatric surgery. In particular, pediatric pain descriptions are unclear, and it is often difficult for doctors to judge. We analyzed 12 cases of misdiagnosis from January 1991 to January 2002 and found that Urine routine diagnosis of these cases have a very important role. Clinical data of this group misdiagnosed 12 cases, all boys, aged 4 to 10 years, an average of 7 years old. Misdiagnosis