四川省成都市433例婴幼儿腹泻病原微生物监测分析

目的 了解导致成都市婴幼儿腹泻疾病的主要病原微生物,获得成都市地区婴幼儿腹泻病原谱,为预防控制疾病提供参考依据。 方法 对成都市儿童医院结果 共采集433份腹泻患者粪便标本,共检出各类腹泻病原微生物337株,总检出率为77.83%。其中肠道致病细菌30株,检出率6.93%,腹泻病毒305份,检出率70.44%,寄生虫2份,检出率0.46%。肠道致病细菌中沙门菌最多(25株,6.89%)。腹泻病毒中A组轮状病毒130份,占38.58%;其次为杯状病毒最多(109份),占32.34%, 结论 成都市<5岁婴幼儿感染性腹泻病例主要集中在0~1岁年龄组,引起成都市婴幼儿腹泻的病原微生物以腹泻病毒和肠道致病菌为主,其中杯状病毒、A组轮状病毒和沙门菌为主要病原微生物。

Surveillance of pathogen in 433 diarrhea cases in infants and young children in Chengdu city

Objective To learn about the major pathogens that cause diarrhea in infants and young children in Chengdu and provide scientific evidence for the prevention and control of the disease.Methods The stool samples were collected from sick children aged<5 years,seeking medical care for diarrhea in children’s hospital in Chengdu,to detect 10 species of bacteria,7 species of virus and 3 species of parasites.Results Totally 433 stool samples were collected from infants and young children with diarrhea,from them 337 strains of diarrhea pathogens were isolated(77.83%),including 30 strains of intestinal bacteria(6.93%),in which 25 were Salmonella strains(6.89%);and 305 strains of diarrhea virus(70.44%),in which 130 were strains of rotavirus group A(38.58%),and 109 were calicivirus strains(32.34%).The remaining 2 samples were parasite positive(0.46%).Conclusion Infectious diarrhea mainly occurred in age group 0-1 years,the major pathogens were rotavirus group A,calicivirus and Salmonella.