An analysis common viral pathogen of respiratory infection in hospitalized children in Shenzhen children's hospital

Objective To study the infection state of virus in hospitalized children suffered with respiratory infection in Shenzhen district.Methods Nasopharyngeal secretion was obtained from 1469 in- patient children diagnosed as respiratory infection. The respiratory syncytial virus( RSV),adenovirus,para influenza virus Ⅰ,Ⅱ,Ⅲ and influenza virus A,B were detected by direct immunofuorescence asssay. Results Of 1469 samples,341 samples( 23. 21%) were positive for viral infection. RSV accounted for 210( 61. 58%) in all these samples,para influenza virus Ⅲ 46( 13. 49%). The detection rate of para influenza virus Ⅰand Ⅱ were low,1 patient and 2 patients,respective. The detection rate of virus infection related with age and gender. The detection rate of patient less than one year old was 27. 9%,which is higher than that of patient of13 to 36 months old patient,and more than 36 months old patient. The detection rate of male patient was 24. 45%,which is higher than that of female patients with 19. 58%( P 0. 05). Conclusion RSV is the most common viral pathogen in children hospitalized with respiratory infection in Shenzhen district. Para influenza virus Ⅲ,adenovirus and influenza virus A are also the important viral pathogen. Viral detection rate is related with hospitalized children age and gender. Respiratory viral infection rate of infant is the highest. The virus infection rate of male patient is higher than that of female patient.