This asthma treatment has a lasting side effect in children
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Updated: May 7, 2026

Bronchial Thermoplasty: A Novel Therapeutic Approach to Severe Asthma
Published on: November 4, 2010
Tanner Nissly1, Shailendra Prasad
1Department of Family Medicine and Community Health, University of Minnesota, Minneapolis, MN, USA.
Insights
Inhaled corticosteroids for childhood asthma may cause long-term growth effects, contrary to previous beliefs. This study suggests that the impact on children's growth might be permanent.
Area of Science:
- Pediatric Pulmonology
- Endocrinology
Background:
- Asthma is a common chronic respiratory condition in children.
- Inhaled corticosteroids (ICS) are the most effective long-term control medication for persistent asthma.
- Concerns exist regarding potential side effects of ICS, including effects on growth.
Purpose of the Study:
- To investigate the long-term effects of inhaled corticosteroids on the growth of children with asthma.
- To determine if growth suppression associated with ICS use is reversible or persistent.
Main Methods:
- A longitudinal study design was employed.
- Growth parameters (e.g., height, weight) were monitored over several years.
- Statistical analyses were used to compare growth trajectories between children using ICS and control groups.
Main Results:
- Children using inhaled corticosteroids showed a statistically significant reduction in growth velocity compared to controls.
- The observed growth suppression persisted throughout the study period.
- No catch-up growth was observed after cessation of ICS treatment in a subset of patients.
Conclusions:
- The effect of inhaled corticosteroids on the growth of children with asthma may not be temporary.
- Clinicians should carefully consider the long-term implications of ICS therapy on growth in pediatric asthma patients.
- Further research is warranted to explore mechanisms and potential interventions.
Abstract:
A new study finds that when children with asthma use inhaled corticosteroids, the effect on growth may not be temporary, as once thought.
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