ICD·index Chapters ENESDE
3A01.0 category

Hereditary vitamin B12 deficiency anaemia

Definition

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.

Also indexed as

Anaemia due to selective hereditary vitamin B12 malabsorption with proteinuriaCongenital megaloblastic anaemia due to transcobalamin II deficiencyHereditary megaloblastic anaemia due to transcobalamin deficiencyHereditary vitamin B12 deficiency anaemiaTCN2 - [transcobalamin II deficiency]congenital intrinsic factor deficiencydefects of cobalamin metabolismmegaloblastic anaemia due to hereditary vitamin B12 deficiencytranscobalamin II deficiencytranscobalamin II deficiency anaemiatranscobalamin deficiency

Nearby in Megaloblastic anaemia due to vitamin B12 deficiency