DA42.1

ICD-11 MMS 2026-01

Helicobacter pylori induced gastritis

Description

Gastritis with Helicobacter pylori infection. H. pylori infection causes acute gastritis at first. Lasting the infection the gastric mucosa turns into chronic gastritis and atrophic gastritis, one of the risk factors of gastric adenocarcinoma.

Index terms

  • Helicobacter pylori induced gastritis

Excludes

  • DA60.1 – Helicobacter pylori associated gastric ulcer
  • DA60.2 – Helicobacter pylori associated and drug-induced gastric ulcer

Exclusions from above levels

  • DD50.0 – Diaphragmatic hernia
  • DE12.1 – Gastrostomy malfunction
  • 01 – Certain infectious or parasitic diseases
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  • 02 – Neoplasms
  • 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

  • DA42.0 – Autoimmune gastritis
  • DA42.2 – Eosinophilic gastritis
  • DA42.3 – Lymphocytic gastritis
  • DA42.4 – Allergic gastritis
  • DA42.5 – Gastritis due to duodenogastric reflux
  • DA42.6 – Menetrier disease
  • DA42.7 – Gastritis of unknown aetiology with specific endoscopic or pathological features
  • DA42.8 – Gastritis due to external causes
  • DA42.9 – Gastric phlegmon
  • DA42.Y – Other specified gastritis
  • DA42.Z – Gastritis, unspecified

Foundation entity

Helicobacter pylori induced gastritis – http://id.who.int/icd/entity/88597691

Allowed postcoordination axes

Part of: DA42: Gastritis › 13: Diseases of the digestive system