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[Etiopathogenetic aspects of allergic pulmonary diseases in childhood]
Insights
Wheezy bronchitis in children may indicate asthma. Early diagnosis using lung function tests and identifying obstructive, chronic, and hyperinflation elements are key for effective asthma management and symptom-free lives.
Area of Science:
- Pediatric Pulmonology
- Allergy and Immunology
- Respiratory Medicine
Context:
- Wheezy bronchitis in children requires careful assessment to differentiate from early-stage bronchial asthma.
- Beta-2-agonist responsiveness and clinical signs are crucial initial indicators.
- Advanced lung function testing aids in detecting abnormalities even in early childhood.
Purpose:
- To identify key diagnostic elements for distinguishing wheezy bronchitis from bronchial asthma in schoolchildren.
- To emphasize the importance of early detection of functional abnormalities through lung function tests.
- To outline strategies for effective long-term asthma management in children.
Summary:
- A study of ~1000 schoolchildren identified three critical diagnostic elements: obstructive signs (cough, wheezing), chronicity (duration/frequency of attacks), and pulmonary hyperinflation.
- Anamnestic and clinical findings, alongside immuno-allergic assessments, aid in stratifying children into aetiopathogenetic groups.
- Repeated lung function tests are vital for monitoring subclinical sequelae and managing airway inflammation.
Impact:
- Facilitates earlier and more accurate diagnosis of pediatric asthma.
- Enables personalized management strategies for children with wheezy conditions.
- Aims to achieve symptom freedom and optimal lung function in children with asthma through comprehensive assessment and follow-up.
Abstract:
Anamnestic findings and clinical signs of wheezing attacks, which respond to beta-2-agonists, are the most important criteria in deciding whether a wheezy bronchitis is already a part of bronchial asthma. In this scope advanced lung function testing permits to search for functional abnormalities already in early childhood. Clinically, a study, carried out in ten ambulatory practices on about 1000 schoolchildren has shown that three diagnostic elements have to be distinguished. An "obstructive element" is based on the presence of clinical signs like cough, wheezing and rales. The "chronic element" is defined by the duration of the wheezing attacks and the number of attacks. Finally a third element, the "pulmonary hyperinflation" must clinically be recognized. The critical goals in the long term management of children with asthma are freedom of symptoms and optimal lung function. In this approach stratification into different aetiopathogenetic groups based on anamnestic, clinical and immuno-allergic findings is helpful and the follow-up of subclinical functional sequelae must be considered by repeated lung function tests. Only by these measures can the ongoing immuno-allergic process of airway inflammation be handled.