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Start free with EleplanLarynx atresia
ORPHA:1202Malformation syndrome
What it is
A rare larynx anomaly characterized by complete absence of the laryngeal lumen resulting in congenital upper airway obstruction syndrome which, without fetal or neonatal intervention, is incompatible with life. Fetal sonography shows a dilated trachea, hyperechoic lungs, pleural effusion, minimal fetal abdominal ascites or hydrops, and amniotic fluid abnormalities.
Key facts
- Age of onset
- All ages
- Inheritance
- Autosomal dominant
- Classified as
- Malformation syndrome
Signs and symptoms
Very common80–99%
4These 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
ICD-10 has no distinct code for most rare diseases, so many are filed under the nearest available one. A shared code identifies the group, not this disease — the ORPHAcode above is what identifies it.
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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