LB11

ICD-11 MMS 2026-01

Congenital diverticulum of pharynx

Description

A condition caused by failure of the pharynx to correctly develop during the antenatal period. This condition may present with difficulty swallowing, or may be asymptomatic. Confirmation is through observation of a diverted pharynx by imaging.

Index terms

  • Congenital diverticulum of pharynx
  • Pharyngeal pouch
  • congenital pharyngeal pouch
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  • pharyngeal diverticula
  • pharyngeal diverticulitis
  • pharyngeal diverticulum

Excludes

  • LD44.N0 – pharyngeal pouch syndrome

Exclusions from above levels

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

Sibling codes

  • LB10 – Structural developmental anomalies of salivary glands or ducts
  • LB12 – Structural developmental anomalies of oesophagus
  • LB13 – Structural developmental anomalies of stomach
  • LB14 – Structural developmental anomalies of duodenum
  • LB15 – Structural developmental anomalies of small intestine
  • LB16 – Structural developmental anomalies of large intestine
  • LB17 – Structural developmental anomalies of anal canal
  • LB18 – Congenital anomalies of intestinal fixation
  • LB1Y – Other specified structural developmental anomalies of the digestive tract
  • LB1Z – Structural developmental anomalies of the digestive tract, unspecified

Foundation entity

Congenital diverticulum of pharynx – http://id.who.int/icd/entity/2066788055

Allowed postcoordination axes

Part of: 20: Developmental anomalies