镇海地区451例肺炎患者血清MP-IgM抗体分析

Analysis of serum MP-IgM antibody in 451 patients with pneumonia in Zhenhai area

目的了解镇海地区肺炎支原体（MP）感染的流行病学情况。方法采用日本赛乐迪亚一麦可。Ⅱ肺炎支原体抗体诊断试剂盒，以被动凝集法检测451例肺炎患者MP—IgM抗体。结果451份血清标本中，MP—IgM抗体的阳性检出率为28．2％，其中男性和女性的阳性检出率分剐为24．7％和32．7％，学龄前期（0—6岁）、学龄期（7-20岁）和大于20岁的阳性检出率分别为28．4％，36．3％和5．2％，各年龄段间比较有显著性差异（P〈0．01或P〈0．05）。1a中以1月份阳性率最高为50％，7月份最低为11．1％。结论肺炎支原体是引起镇海地区儿童肺炎的重要原因，全年均有发病，以冬春季节较多，学龄期儿童较多，学龄前儿童也逐渐增多，其他年龄段偶有发生，应引起重视。

Objective It is to investigate the epidemiology condition of Mycoplasma pneumonia （MP） infection in Zhenhai area. Methods Japan Fuji MP Antibody Testing Reagent-SERODIA-MYCO was adopted. The MP - IgM antibody was measured with passive hemagglutination method. Results The positive rate of MP IgM antibody was 28.2 % in the 451 cases, and that of male and female were 24.7 % and 32.7 % respectively. The positive ratcs of 0-6 years old group, 7- 20 years old group and 〉 20 years old group were 28.4 %, 36.3 % and 5.2 % respectively. There was significant difference among all the age groups （P〈 0.05 or P 〈 0.01 ）. The positive rate of January （50 % ） was the highest and that of July （ 11.1% ） was the lowest in one year. Conclusion MP is important cause for child pneumonia in Zhenhai area. MP can attack in whole year especially in winter and spring. Children in school age are attacked more, those in pre school age are attacked more gradually and others age segment are attacked little by chance.