DA21

ICD-11 MMS 2026-01

Motility disorders of oesophagus

Description

This group incorporates oesophageal disorders due to disturbances of oesophageal motor function.

Exclusions from above levels

  • 01 – Certain infectious or parasitic diseases
  • 02 – Neoplasms
  • 05 – Endocrine, nutritional or metabolic diseases
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  • 06 – Mental, behavioural or neurodevelopmental disorders
  • 18 – Complications of pregnancy, childbirth and the puerperium
  • 22 – Injury, poisoning or certain other consequences of external causes

Child codes

  • DA21.0 – Achalasia
  • DA21.1 – Motility disorder of cervical or upper oesophagus
  • DA21.2 – Disorder of oesophageal peristalsis
  • DA21.3 – Disorder of lower oesophageal sphincter function
  • DA21.Y – Other specified motility disorders of oesophagus
  • DA21.Z – Motility disorders of oesophagus, unspecified

Sibling codes

  • DA20 – Acquired anatomical alterations of the oesophagus
  • DA22 – Gastro-oesophageal reflux disease
  • DA23 – Columnar metaplastic epithelium of the oesophagus
  • DA24 – Oesophagitis
  • DA25 – Oesophageal ulcer
  • DA26 – Vascular disorders of the oesophagus
  • DA2Y – Other specified diseases of oesophagus
  • DA2Z – Diseases of oesophagus, unspecified

Foundation entity

Motility disorders of oesophagus – http://id.who.int/icd/entity/581725607

Allowed postcoordination axes

Part of: 13: Diseases of the digestive system