Related Experiment Videos
[Respiratory viral infections in young children 1988-1990]
J Wilczyński1, M Jankowski, E Torbicka
1Zakład Wirusologii Państwowego, Zakøadu Higieny, Warszawie.
Insights
Respiratory syncytial virus (RSV) and parainfluenza type 3 virus dominated viral respiratory infections in young children. Influenza type C and parainfluenza type 4 viruses played a minor role.
Area of Science:
- Pediatrics
- Virology
- Epidemiology
Background:
- Viral respiratory infections are a significant cause of morbidity in young children.
- Previous epidemic seasons indicated the prevalence of certain viral pathogens.
Purpose of the Study:
- To investigate the prevalence of viral respiratory tract infections in children aged 0-2 years.
- To assess the role of specific viruses, including influenza type C and parainfluenza type 4, in pediatric respiratory infections in Poland.
Main Methods:
- Collection and analysis of respiratory specimens from 461 children aged 0-2 years.
- Diagnostic testing for various respiratory viruses, including RS virus, parainfluenza types 3 and 4, and influenza type C.
Main Results:
- Respiratory syncytial (RS) virus and parainfluenza type 3 virus were the most frequently detected pathogens.
- Influenza type C virus was detected in 0.4% of specimens.
- Parainfluenza type 4 virus was detected in 0.9% of specimens, indicating a low prevalence.
Conclusions:
- RS virus and parainfluenza type 3 virus remain dominant causes of viral respiratory infections in young children.
- Influenza type C and parainfluenza type 4 viruses have an insignificant role in pediatric respiratory infections in Poland based on this study's findings.
Abstract:
From October 1988 to June 1989 the studies on viral infections of respiratory tract were done in specimens taken from 461 children, aged 0-2 years. Similarly to the observations in previous epidemic seasons infections due to RS and parainfluenza type 3 viruses were dominated. These studies included also influenza type C and parainfluenza type 4 viruses with unknown epidemiology in Poland. The insignificant role of these infections in small children was estimated according to the low ratio of detection in specimens tested--0.4% and 0.9% respectively.