文本框: THE PATHOGEN STUDY OF 227 ACUTE RESPIRATORY INFECTION IN CHILDREN Yang Y-J, Ai T, Wang Y, Fan Y-H, Li Y, Wu G Chengdu Children’s Hospital, Chengdu, China Objective: To study the pathogen of children’s acute respiratory infection (ARI) in Chengdu area. Methods: The antibodies of mycoplasma pneumonia (MP) and chlamydia pneumonia (CP) were tested by sputum culture; common respiratory virus (such as influenza virus, para-influenza virus, respiratory virus) were tested by ELISA. Results: (1) among the 227 cases, the pathogen of 158(69.6%) were certainly diagnosed; (2) 26(65%) of 40 cases were positive by sputum culture, and among them, streptococcus pneumoniae were 3 (7.5%), influenza bacterium 4 (10%), Klebsiella pneumoniae2 (5%). 187 cases were tested for antibody of MP and CP, the 25 MP (13.4%) and 33CP (17.6%) were positive. 166 cases were tested for antibody of RSV, 74 (44.6%) were positive (RSV 25, PIV 24). 17 of 227 cases were complex infections. Conclusion: Bacteria infection is the first in ARI of children in this area. The RSV and PIV are also the first of virus infections. The infection of MP and CP is arising. Key words: Children Respiratory infection Bacteria Mycoplasma Chlamydia Virus 0685