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Published on: November 10, 2023
Bronchiolitis: in-patient focus
1Division of Infectious Diseases, University of Pennsylvania School of Medicine, 3400 Spruce Street, Philadelphia, PA 19104, USA. coffin@email.chop.edu
Insights
Bronchiolitis is a common respiratory illness in young children, causing significant hospitalizations. Infants with underlying conditions face higher risks of severe illness and death from this seasonal syndrome.
Area of Science:
- Pediatrics
- Infectious Diseases
- Respiratory Medicine
Background:
- Bronchiolitis is a frequent and severe lower respiratory tract illness in young children.
- While generally low-fatality in healthy children in developed nations, it poses risks for infants with chronic lung disease or immunodeficiency.
- It is a leading cause of infant hospitalization during winter months.
Purpose of the Study:
- To summarize the epidemiology and clinical significance of bronchiolitis in young children.
- To highlight risk factors for severe outcomes and mortality.
Main Methods:
- This is a summary of existing knowledge on bronchiolitis.
- Data on hospitalization and mortality rates were reviewed.
Main Results:
- Bronchiolitis is the most common cause of infant hospitalization in the US during winter.
- Approximately 2 in 100,000 US infants die annually from bronchiolitis complications.
Conclusions:
- Bronchiolitis represents a substantial public health burden for young children, particularly those with pre-existing medical conditions.
- Continued vigilance and research are necessary to mitigate the impact of this common childhood illness.
Abstract:
Bronchiolitis is among the most common and serious lower respiratory tract syndromes that affects young children. In developed countries, the case fatality rate among previously healthy children remains low; in contrast, infants with underlying medical conditions, such as immunodeficiency or chronic lung disease, are at risk of prolonged illness and death. Bronchiolitis is associated with significant morbidity among healthy young children. During the winter season, bronchiolitis is the most common cause of hospitalization among infants. Each year in the United States, approximately 2 per 100,000 infants die as a result of complications associated with bronchiolitis.
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