ICD-11 classes
05 Endocrine, nutritional or metabolic diseases
Nutritional disorders
Undernutrition
5B5F — 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: