ICD-11 classes
03 Diseases of the blood or blood-forming organs
Anaemias or other erythrocyte disorders
Nutritional or metabolic anaemias
3A01 — Megaloblastic anaemia due to vitamin B12 deficiency
3A01.3 — Vitamin B12 deficiency anaemia due to intrinsic factor...
3A01.30 — Pernicious anaemia
ICD-11 3A01.30 — Pernicious anaemia
Biermer's disease, also called acquired pernicious anaemia, is a disorder in vitamin B12 (cobalamin) absorption characterised by megaloblastic anaemia and gastrointestinal symptoms, and that can lead to neurological abnormalities.
The diagnosis includes nothing.
The diagnosis excludes nothing.
It has no clarifying diagnoses.
The diagnosis is coded elsewhere: