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Prognostic characteristics of asthma diagnosis in early childhood in clinical practice
J Wever-Hess1, J M Kouwenberg, E J Duiverman
1Department of Paediatric Respiratory Medicine, Juliana Children's Hospital, The Hague, The Netherlands.
Insights
Identifying early childhood asthma is crucial. Shortness of breath, eczema, and wheeze are key indicators in infants, while allergic triggers and medical history aid diagnosis in toddlers, improving asthma management.
Area of Science:
- Pediatrics
- Allergology
- Clinical Medicine
Background:
- Early childhood asthma diagnosis presents challenges due to transient respiratory symptoms and delayed allergen sensitization.
- Accurate prognostic indicators are needed to improve early recognition and management of asthma in young children.
Purpose of the Study:
- To evaluate the prognostic value of clinical symptoms and laboratory data for diagnosing asthma in children aged 0-4 years.
- To identify key predictors for asthma diagnosis in distinct early childhood age groups (0-1 and 2-4 years).
Main Methods:
- A registration study involving 419 children aged 0-4 years with suspected asthma.
- Data collection included medical history, physical examination, atopic status (serum IgE, Phadiatop), and diagnostic labels after a 2-year follow-up.
- Analysis was stratified by age groups (0-1 years and 2-4 years) to account for developmental differences.
Main Results:
- Shortness of breath was the most significant prognostic symptom in both age groups.
- In children aged 0-1 years, eczema, wheeze, and environmental factors predicted asthma.
- In children aged 2-4 years, allergic triggers (inhalant allergens) and a clear ear-nose-throat history were strong predictors. Total serum IgE and specific IgE (Phadiatop) showed prognostic value, particularly in the older group.
Conclusions:
- Specific clinical symptoms and laboratory findings, such as shortness of breath, eczema, wheeze, and allergic sensitization, can aid in the early diagnosis of asthma in young children.
- Differentiating prognostic factors between infants and toddlers can enhance the accuracy of early asthma recognition.
- These findings support improved clinical practice for early asthma identification and management in pediatric populations.
Abstract:
A registration study from clinical practice was set up to assess the prognostic value of symptoms and laboratory data at first visit for doctor-diagnosed 'asthma' in early childhood. A total of 419 children aged 0-4 y, who were newly referred to the outpatient department of the Juliana Children's Hospital with possible asthma were enrolled over a 2-y period. Data from history taking, physical examination, laboratory tests for atopic status at first visit and data from follow-up visits were recorded. Two years after the first visit all medical records were reviewed for diagnostic label. The age groups 0-1 y and 2-4 y were analysed separately, because respiratory symptoms are often transient and sensitization to inhalant allergens is uncommon before the age of 2 y. The clinical diagnosis 'asthma' was made in 113 of 231 (49%) children aged 0-1 y and in 144 of 188 (77%) children aged 24 y. Characteristics from history taking indicated shortness of breath was the most prognostic symptom in both age groups. Eczema, wheeze and non-allergic provoking factors (weather conditions) were further predisposing factors in the 0-1 y group, as were allergic provoking factors (inhalant allergens) and absence of ear-nose-throat-history in the 2-4 y group. Adding laboratory data to history total serum IgE had prognostic value, but specific serum IgE against inhalant allergens (Phadiatop) was a strong predisposing factor, especially in the 2-4 y group. These prognostic characteristics may enhance early recognition of asthma in infants and improve asthma care in clinical practice.
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