DA51.0

ICD-11 MMS 2026-01

Helicobacter-pylori associated duodenitis

Description

Duodenitis with Helicobacter pylori infection. H. pylori can be colonized on gastric metaplasia epithelium at bulb, and induce duodenitis.

Index terms

  • Helicobacter-pylori associated duodenitis

Excludes

  • DA63.1 – Helicobacter-pylori associated duodenal ulcer
  • DA63.2 – Helicobacter-pylori associated and drug-induced duodenal ulcer

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

Sibling codes

  • DA51.1 – Eosinophilic duodenitis
  • DA51.2 – Lymphocytic duodenitis
  • DA51.3 – Allergic duodenitis
  • DA51.4 – Duodenitis of unknown aetiology with specific endoscopic or pathologic features
  • DA51.5 – Duodenitis due to external causes
  • DA51.6 – Infectious duodenitis
  • DA51.Y – Other specified duodenitis
  • DA51.Z – Duodenitis, unspecified

Foundation entity

Helicobacter-pylori associated duodenitis – http://id.who.int/icd/entity/200296155

Allowed postcoordination axes

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