小儿过敏性咳嗽,即咳嗽变异性哮喘,是哮喘的一种特殊类型,近年来发病率有上升趋势。现将1995年9月～1999年9月被误诊的本病42例分析如下。一般资料:42例均为本地区城市儿童,其中男26例,女16例,确诊时年龄最小11月,最大9岁。临床特点:冬、春季发作29例,夏季5例,秋季8例。所有患儿确诊时均病程半月以上,以咳嗽为唯一临床症状。运动后咳嗽加重18例。早晨剧咳20例,夜间发作性咳嗽27例,其中日轻夜重7例。家属中Ⅰ、Ⅱ级亲属中有慢性支气管炎患者11例,支气管哮喘患者 Allergic cough in children, that is, cough variant asthma, is a special type of asthma, the incidence in recent years there is an upward trend. Now in September 1995 ~ September 1999 was misdiagnosed 42 cases of the disease as follows. General information: 42 cases were urban children in this region, including 26 males and 16 females, the youngest age at diagnosis, the maximum age of 9 years. Clinical features: winter and spring seizures in 29 cases, 5 cases in summer, 8 cases in autumn. All children diagnosed when the course of more than half a month to cough as the only clinical symptoms. Cough increased after exercise in 18 cases. 20 cases of morning cough, nocturnal cough in 27 cases, of which 7 cases of light weight at night. Family members in Ⅰ, Ⅱ relatives in chronic bronchitis in 11 patients, bronchial asthma patients