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Updated: Feb 10, 2026

Author Spotlight: Enhancing Diagnostic Strategies and Biomarker Development for Comprehensive Lung Function Analysis
Published on: August 9, 2024
[Analysis of lung function in children with respiratory diseases and its clinical application]
Yi-fang Chen1, Yan Kao, Xue-ying Xin
1The Affiliated Children's Hospital, College of Medicine, Zhejiang University, Hangzhou 310003, China. cyf735@hotmail.com
Insights
Lung function tests are crucial for diagnosing respiratory diseases in children. These tests effectively monitor treatment effectiveness in pediatric asthma patients.
Area of Science:
- Pediatric Pulmonology
- Respiratory Medicine
- Diagnostic Tools
Context:
- Childhood respiratory diseases pose diagnostic challenges.
- Accurate assessment of lung function is vital for effective management.
- Portable lung function detectors offer a practical solution for pediatric evaluations.
Purpose:
- To assess the clinical utility of lung function analysis in diagnosing pediatric respiratory illnesses.
- To compare lung function parameters in children with cough variant asthma versus classic asthma.
- To evaluate the impact of treatment on lung function in asthmatic children.
Summary:
- Lung function parameters like FEV1, FVC, and PEFR showed no significant differences between children with cough variant asthma and classic asthma.
- Portable lung function detectors were utilized in a cohort of 6,261 children.
- Significant improvements in lung function were observed in asthma patients following inhaled corticosteroid treatment.
Impact:
- Lung function testing is essential for accurate asthma diagnosis in children.
- It serves as a reliable indicator for assessing therapeutic response in pediatric asthma.
- This study supports the integration of lung function analysis into routine pediatric respiratory care.
Objective:
To evaluate the clinical application of lung function analysis in diagnosis of children respiratory diseases.
Methods:
Respiratory function was evaluated with portable lung function detector in 6 261 children with respiratory diseases. FEV1, FVC and PEFR were measured in 268 children with cough variant asthma (CVA) and 147 children with asthma (AS), and the results were self-compared during follow-up.
Result:
There were no significant differences in above parameters between children with cough variant asthma and those with asthma (P>0.05). Lung functions of asthma children were improved evidently by administration of glycocorticoid inhalator (P<0.001).
Conclusion:
Lung function detection is essential for diagnosis of asthma and it can be used as a reliable index for therapeutic effect of asthma children.
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