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[Hospital respiratory infections in children]
Insights
Acute respiratory superinfections (ARS) are a major cause of pediatric inpatient mortality. Severity of ARS correlates with specific immunoglobulin levels, particularly secretory immunoglobulins.
Area of Science:
- Pediatric critical care medicine
- Infectious disease epidemiology
- Immunology
Context:
- Acute respiratory superinfections (ARS) are a significant cause of mortality in hospitalized children.
- These infections are often caused by nosocomial pathogens and can lead to systemic complications.
- Recurrent ARS occur across various hospital settings.
Purpose:
- To investigate the contributing factors and clinical characteristics of acute respiratory superinfections in pediatric inpatients.
- To explore the role of specific respiratory pathogens in ARS development.
- To examine the relationship between ARS severity and host immune status.
Summary:
- Adenoviral, coronaviral, and pneumococcal pathogens are frequently implicated in ARS.
- Clinical presentation of ARS varies based on the primary infection, secondary pathogen, and the child's immune response.
- A correlation exists between ARS severity and specific immunoglobulin levels, notably secretory immunoglobulins.
Impact:
- Understanding ARS etiology and host factors can inform prevention and treatment strategies.
- Highlights the importance of monitoring and managing nosocomial infections in pediatric populations.
- Provides insights into the immunologic underpinnings of severe respiratory infections in children.
Abstract:
Acute respiratory superinfections (ARS) induced by secondary nosocomial respiratory pathogens and characterized by the subsequent generalization of the process have been reported as one of the main contributions to pediatric inpatient mortality. The recurrent infections were observed in all types of hospitals; they might be induced by the whole group of respiratory pathogens, but adeno-, coronaviral and pneumococcal ones are predominating. The ARS clinical picture showed various patterns determined both by the etiology of basic and recurrent infection and by a child's immunity. There was a correlation between the severity of ARS and the level of specific immunoglobulins, especially of secretory origin.