反复呼吸道感染是小儿较常见的疾病 ,主要与机体免疫功能低下有关。因而防治上应以提高机体免疫力为主。近年来我们应用小施尔康或丙种球蛋白治疗 ,效果较好 ,现报道如下。1　对象与方法1 1　对象 :将 1998年 1月～ 2 0 0 0年 12月我院儿科诊治的反复呼吸道感染 43例随机分为小 Repeated respiratory infections are more common in children with the disease, mainly related to the body’s immune dysfunction. Therefore, prevention and treatment should be based on improving the body’s immune system. In recent years, we use small Shi Er Kang or gamma globulin treatment, the effect is better, are reported below. 1 Subjects and Methods 1 1 Subjects: January 1998 ~ December 2000 in our hospital pediatric diagnosis and treatment of repeated respiratory infections were randomly divided into small