DA51.4

ICD-11 MMS 2026-01

Duodenitis of unknown aetiology with specific endoscopic or pathologic features

Description

Duodenitis of unknown etiology showing specific endoscopic or pathological findings, including acute haemorrhagic duodenitis and Granulomatous duodenitis.

Exclusions from above levels

  • DD70 – Crohn disease
  • 01 – Certain infectious or parasitic diseases
  • 02 – Neoplasms
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  • 05 – Endocrine, nutritional or metabolic diseases
  • 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

  • DA51.40 – Acute haemorrhagic duodenitis of unknown aetiology
  • DA51.41 – Granulomatous duodenitis of unknown aetiology
  • DA51.4Z – Duodenitis of unknown aetiology with specific endoscopic or pathologic features, unspecified

Sibling codes

  • DA51.0 – Helicobacter-pylori associated duodenitis
  • DA51.1 – Eosinophilic duodenitis
  • DA51.2 – Lymphocytic duodenitis
  • DA51.3 – Allergic duodenitis
  • DA51.5 – Duodenitis due to external causes
  • DA51.6 – Infectious duodenitis
  • DA51.Y – Other specified duodenitis
  • DA51.Z – Duodenitis, unspecified

Foundation entity

Duodenitis of unknown aetiology with specific endoscopic or pathologic features – http://id.who.int/icd/entity/2126817470

Allowed postcoordination axes

Part of: DA51: Duodenitis › 13: Diseases of the digestive system