右下腹疼痛是腹部疾病中最常见的症状 ,其病因以急性阑尾炎最多 ,占急腹症半数以上 ,但也有相当一部分病例是由其它原因所致而误诊为急性阑尾炎。在临床工作中误诊病例 11例 ,占同期急性阑尾炎病例的 15 4 % ,现分析如下。1　临床资料　　本组病例 11例 ,男 4例 ,女 7例。年龄 Right lower quadrant pain is the most common symptom of abdominal disease, the most common cause of acute appendicitis, accounting for more than half of acute abdomen, but there are a considerable number of cases are caused by other reasons and misdiagnosed as acute appendicitis. 11 cases of misdiagnosis in clinical work, accounting for 15 4% of the same period acute appendicitis cases, are analyzed as follows. 1 Clinical data The group of 11 patients, 4 males and 7 females. age