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[Clinical and spirometric correlation with home allergens and with pollutants]
A L Varela Delgado1, N H Segura Méndez, M Salas Ramírez
1Unidad de Medicina Familiar núm. 28, Gabriel Mancera, IMSS, México.
Revista Alergia Mexico (Tecamachalco, Puebla, Mexico : 1993)
|October 12, 2001
Summary
Children with asthma exhibit significant sensitivity to indoor allergens like dust mites and pet dander. Reducing exposure to these allergens and secondhand smoke can improve quality of life and lower healthcare costs.
Area of Science:
- Environmental Health
- Pediatric Allergy
- Respiratory Medicine
Context:
- Indoor environmental contamination is linked to increased respiratory symptoms, particularly in children with asthma.
- Allergic asthma severity in children correlates with exposure to indoor aeroallergens and pollutants.
Purpose:
- To investigate the correlation between intradomiciliary pollution and clinical abnormalities, spirometry, and skin test results in children.
- To assess the prevalence of specific indoor allergens and their association with respiratory symptoms and lung function in healthy and asthmatic children.
Summary:
- A study of 57 children (6-15 years) revealed significant indoor allergen sensitization in asthmatic children, including dust mites, cockroach, cat, and dog allergens.
- Asthmatic children showed higher rates of positive skin tests for indoor allergens and a greater prevalence of passive tobacco smoke exposure (79.5%).
- Spirometry indicated obstructive patterns in 30.5% of healthy children and 67.7% of asthmatic children, correlating with allergen exposure.
Impact:
- Findings highlight modifiable indoor environmental factors contributing to childhood asthma severity.
- Interventions targeting indoor allergens and secondhand smoke exposure offer a low-cost strategy to improve children's quality of life and reduce medical expenses.
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