LB16.0

ICD-11 MMS 2026-01

Congenital absence, atresia or stenosis of large intestine

Description

Colonic atresia is a congenital intestinal malformation resulting in a non-latent segment of the colon and characterised by lower intestinal obstruction manifesting with abdominal distention and failure to pass meconium in newborns.

Index terms

  • Congenital absence, atresia or stenosis of large intestine
  • colonic absence, atresia and stenosis
  • congenital obstruction, occlusion and stricture of large intestine
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  • Congenital absence of large intestine
  • caecum agenesis
  • Atresia of large intestine
  • caecal atresia
  • Congenital stenosis of large intestine

Excludes

  • LB17 – Congenital absence of rectum
  • LB17.Y – Congenital atresia of rectum

Exclusions from above levels

  • LB17.2 – Persistent cloaca
  • http://id.who.int/icd/entity/733825440 – Inborn errors of metabolism

Sibling codes

  • LB16.1 – Hirschsprung disease
  • LB16.2 – Immature ganglionosis of large intestine
  • LB16.3 – Congenital hypoganglionosis of large intestine
  • LB16.Y – Other specified structural developmental anomalies of large intestine
  • LB16.Z – Structural developmental anomalies of large intestine, unspecified

Foundation entity

Congenital absence, atresia or stenosis of large intestine – http://id.who.int/icd/entity/1898672766

Allowed postcoordination axes

Part of: LB16: Structural developmental anomalies of large intestine › 20: Developmental anomalies