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[The environment and perennial rhinitis in the child]
E Fourrier1, A Sabbah, M Drouet
1Laboratoire d'Immuno-Allergologie, CHRU, Angers.
Insights
Perennial allergic rhinitis in children may stem from domestic allergens, not just psychological factors. Environmental comfort elements like carpets and pets significantly influence rhinitis development.
Area of Science:
- Pediatric Allergy and Immunology
- Environmental Health
- Otorhinolaryngology
Context:
- Investigating the role of environmental factors in childhood allergies, specifically perennial allergic rhinitis.
- Comparing environmental exposures in allergic children with mixed diagnoses versus those with rhinitis alone.
- Assessing the significance of allergen avoidance ('allergen eviction') in managing infantile allergies.
Purpose:
- To identify specific environmental elements contributing to perennial allergic rhinitis in children.
- To differentiate environmental triggers for rhinitis alone versus other allergic manifestations.
- To evaluate the impact of domestic comfort factors and psychological environment on rhinitis development.
Summary:
- A study of 200 allergic children identified 21 cases of rhinitis alone, predominantly in boys.
- Significant differences were found in housing type, domestic comfort elements (carpets, feather beds, soft toys), and proximity to domestic animals between groups.
- Psychological environmental factors were notably absent in children with rhinitis alone, suggesting a stronger link to domestic antigens.
Impact:
- Suggests that perennial allergic rhinitis in children may be primarily driven by the abundance of domestic antigens.
- Highlights the nose's role as the initial filter for foreign particles, making it susceptible to environmental allergens.
- Informs targeted allergen avoidance strategies for managing childhood allergic rhinitis.
Abstract:
In assessing the importance of the "allergen eviction" factor in the treatment of infantile allergies, the authors begin an inventory of those elements in the environment that concern perennial rhinitis. From 200 observations of allergic children (all mixed diagnoses) they found 21 observations of rhinitis alone, predominantly boys. The environments of two groups (all allergics--rhinitis alone) were compared. No difference for: Home, country, town heating allergens found. Found significant differences for the type of house new-old those elements of domestic comfort (carpets, feather beds, aeration, soft toys) agreement between the results of tests and the environment domestic animals or permanent proximity. Found fundamental differences for psychological environmental factors (absent in rhinitis). It seems that perennial rhinitis probably arises from abundance of domestic antigens more than for the other allergic manifestations, as the nose is the first filter to receive foreign particles.