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Published on: November 4, 2010
Prevention and Outpatient Treatment of Asthma Exacerbations in Children
Clare S Murray1, Daniel J Jackson2, W Gerald Teague3
1Division of Infection, Immunity, and Respiratory Medicine, School of Biological Sciences, University of Manchester, Manchester University Hospitals NHS Foundation Trust, Manchester Academic Health Science Centre, Manchester, UK.
Insights
Children with frequent asthma exacerbations face significant challenges. Identifying risk factors and targeted interventions are key to improving their quality of life and reducing healthcare needs.
Area of Science:
- Pediatric Pulmonology
- Allergy and Immunology
Background:
- Acute asthma exacerbations significantly impact children's health globally.
- Frequent exacerbations disproportionately affect healthcare resources and children's quality of life.
- Poor adherence to controller medications is common in children with frequent exacerbations.
Purpose of the Study:
- To review modifiable and fixed factors associated with childhood asthma exacerbations.
- To discuss methods for assessing risk in children prone to exacerbations.
- To evaluate pharmacological and nonpharmacological interventions for asthma exacerbations.
Main Methods:
- Literature review of factors influencing asthma exacerbations in children.
- Analysis of risk assessment strategies for pediatric asthma.
- Evaluation of current evidence on outpatient treatment for emerging asthma exacerbations.
Main Results:
- Asthma exacerbations are influenced by genetic, social, comorbid, biological, and environmental factors.
- Viral infections and other environmental factors are significant triggers.
- A prior exacerbation is a strong predictor of future events.
Conclusions:
- Understanding exacerbation predictors is crucial for targeted prevention strategies.
- Comprehensive assessment and tailored interventions can improve outcomes for children with asthma.
- Effective outpatient management is essential for emerging asthma exacerbations.
Abstract:
Acute exacerbations cause significant morbidity and mortality in children with asthma worldwide. Although exacerbations can be minor and transient, in some children they are recurrent and significantly adversely impact quality of life. Children with frequent exacerbations account for a disproportionate amount of unscheduled care in nonprimary health facilities. Frequent exacerbators are often prescribed controller medications, but poor adherence is common. Major predictors for asthma exacerbations include genetic, social, comorbid, biological, and environmental factors. Although virus infections are a key trigger for exacerbations, other environmental factors also significantly increase risk. A previous exacerbation is a major risk factor for future exacerbations and thus identifies children to target for prevention of future episodes. In this review, we discuss both modifiable and fixed factors associated with asthma exacerbations, how to assess children for risk, and which pharmacological and nonpharmacological interventions may be of benefit. Finally, we review the current evidence around treatment within the outpatient setting for an emerging exacerbation.
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