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Start free with EleplanCongenital laryngomalacia
ORPHA:2373Malformation syndrome
What it is
A rare larynx anomaly characterized by an inward collapse of supraglottic airway during inspiration, which manifests with an inspiratory stridor and might be associated with feeding difficulties, swallowing dysfunction, failure to thrive, and respiratory distress.
Key facts
- Prevalence
- 1-5 / 10 000 (annual incidence)
- Age of onset
- Infancy, Neonatal
- Classified as
- Malformation syndrome
Prevalence figures describe populations, not individuals, and are often estimates from a single study. Where the figure is an incidence or a birth prevalence, it says so.
Signs and symptoms
These ranges are how often a sign appears across everyone diagnosed, not a prediction for one person — most people have some of these and not others. Orphanet also records findings that are specifically absent in this disease; those are in the data but not listed here.
ICD-10 codes
Cross-references
Orphadata Science: Free access data from Orphanet. © INSERM 1999. Data version 2026-06-23. Available under CC BY 4.0. This is a reference, not medical advice.
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