ICD-11 classes
19 Certain conditions originating in the perinatal period
Haemorrhagic or haematological disorders of fetus or newborn
3A01.0 — Hereditary Vitamin B12 deficiency anaemia
ICD-11 3A01.0 — Hereditary Vitamin B12 deficiency anaemia
This is a hereditary low blood level of vitamin B12. It can cause permanent damage to nervous tissue if left untreated long enough. Vitamin B12 itself was discovered through investigation of pernicious anaemia, which is an autoimmune disease that destroys parietal cells in the stomach that secrete intrinsic factor.
The diagnosis includes nothing.
The diagnosis excludes nothing.
It has no clarifying diagnoses.
The diagnosis is coded elsewhere: