为了观察思密达防治放射性肠道反应疗效,我科1996年1月～1997年1月对50例腹部设野外照射放疗患者同时加用或不加用思密达进行随机分组治疗,总结报告如下。1　临床资料1.1　病例选择本组50例均经病理学确诊为恶性肿瘤准备行腹部设野放疗的患者,卡氏评分≥60分;宫颈癌10例,卵巢癌 In order to observe the efficacy of Smecta in the prevention and treatment of radioactive bowel reactions, in our department from January 1996 to January 1997, 50 cases of abdominal radiation therapy patients were treated with radiotherapy or with or without Smecta for randomized treatment. The summary report is as follows: . 1 Clinical data 1.1 Case selection This group of 50 patients were diagnosed by pathology as malignant tumor patients who were scheduled for abdominal radiotherapy, Karnofsky score ≥ 60; cervical cancer in 10 cases, ovarian cancer