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Related Experiment Videos

Laryngomalacia in children.

E Nussbaum1, J C Maggi

  • 1Department of Pediatrics, University of California, Irvine.

Chest
|October 1, 1990
PubMed
Summary

In children with laryngomalacia, flexible fiberoptic bronchoscopy revealed that 68% had associated respiratory disorders. Complete airway evaluation is recommended for symptomatic cases to identify these common, often lower airway, issues.

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Area of Science:

  • Pediatric Pulmonology
  • Otolaryngology
  • Respiratory Medicine

Background:

  • Laryngomalacia is a common cause of stridor in infants.
  • Associated congenital respiratory anomalies and airway obstructions can complicate laryngomalacia.
  • Diagnosis and management require thorough airway assessment.

Purpose of the Study:

  • To determine the prevalence of associated respiratory disorders in children diagnosed with laryngomalacia.
  • To compare the clinical presentation and age distribution of isolated versus complex laryngomalacia.
  • To emphasize the importance of comprehensive airway evaluation in pediatric laryngomalacia.

Main Methods:

  • Flexible fiberoptic bronchoscopy (FFB) was performed on 297 children with laryngomalacia.
  • Children were categorized into isolated laryngomalacia (Type 1) and laryngomalacia with associated disorders (Type 2).
  • Age at diagnosis and types of associated anomalies were recorded.

Main Results:

  • 68% (203/297) of children had associated respiratory disorders.
  • Associated disorders included congenital anomalies, upper/lower airway obstructions, and aspiration.
  • Type 1 laryngomalacia presented in early infancy (mean 11.5 weeks), while Type 2 presented later (mean 9.06 years).
  • Lower airway dysfunction was common in Type 2 cases.

Conclusions:

  • Complete pediatric airway evaluation via bronchoscopy is recommended for all symptomatic children with laryngomalacia.
  • Type 1 laryngomalacia is more prevalent in infants, whereas Type 2 is associated with older children.
  • Type 2 laryngomalacia, though common, frequently involves lower airway dysfunction, necessitating comprehensive assessment.

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