ICD-11 classes
13 Diseases of the digestive system
Diseases of the stomach or the duodenum
Diseases of stomach
DA42 — Gastritis
DA42.0 — Autoimmune gastritis

ICD-11 DA42.0 — Autoimmune gastritis

A type of chronic atrophic gastritis restricted to gastric body mucosa, and characterised by a severe atrophy of the acid secreting glands and achlorhydria. This is usually associated with serum antiparietal cell antibody, with or without pernicious anaemia.

The diagnosis includes nothing.

The diagnosis excludes nothing.

It has no clarifying diagnoses.