20Developmental anomalies Structural developmental anomalies primarily affecting one body system Structural developmental anomalies of the respiratory system LA71Structural developmental anomalies of larynx
LA71.3
category
Congenital subglottic stenosis
Definition A condition caused by failure of the tracheal rings to correctly develop during the antenatal period. This condition is characterised by inspiratory stridor. This condition may also present with shortness of breath, difficulty feeding, or failure to thrive. Confirmation is through observation of the stenosis by flexible laryngoscopy.
Also indexed as
Congenital subglottic stenosis Congenital subglottic stenosis, grade 1 Congenital subglottic stenosis, grade 2 Congenital subglottic stenosis, grade 3 Congenital subglottic stenosis, grade 4 congenital subglottic constriction of larynx
Nearby in Structural developmental anomalies of larynx
International Classification of Diseases, Eleventh Revision (ICD-11), World Health Organization (WHO) 2019/2021, https://icd.who.int/browse11. Licensed under Creative Commons Attribution-NoDerivatives 3.0 IGO (CC BY-ND 3.0 IGO).
Release 2026-01.
View this entity in the official WHO ICD-11 browser .
This page reproduces WHO classification content for reference. It is not
medical advice and must not be used to diagnose or treat. For coding
decisions, consult the official release and your national coding guidelines.
About · Data & methodology ·
Privacy · Contact