凯帝龙即头孢噻肟钠,是第二代头孢菌素。我科自1999-07～2000-02使用凯帝龙治疗下呼吸道感染37例,取得了良好效果。现总结如下。1　资料与方法11　一般资料本组37例中,男性20例,女性17例。年龄分布为21～83岁,平均532岁。慢性支气管炎、肺气肿继发感染15例,慢性肺心病继发感染5 Kay Dragon that cefotaxime sodium, is the second generation cephalosporins. Our department from 1999-07 ~ 2000-02 use Kai Dilong treatment of lower respiratory tract infection in 37 cases, and achieved good results. Now summarized as follows. 1 Materials and Methods 11 General Information The group of 37 cases, 20 males and 17 females. The age distribution of 21 to 83 years old, with an average of 532 years old. Chronic bronchitis, emphysema secondary infection in 15 cases, chronic pulmonary heart disease secondary infection 5