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Vitamin B12 deficiency

MONDO:0020696

A disease characterized by low serum levels of vitamin B12, either inherited or acquired.

Also known as: cobalamin deficiency, hypocobalaminemia, vitamin b12 deficiency

26 clinical trials for this condition and its sub-types, 12 tagged with Vitamin B12 deficiency itself.

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Where it sits in the disease tree

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Part of

↑ Metabolic disease (7369) ↑ Vitamin B deficiency (17)

Sub-types of Vitamin B12 deficiency

Inborn disorder of cobalamin metabolism and transport 1 trial · 3 incl. sub-types
9 sub-types
- Methylmalonic aciduria and homocystinuria 1 trial · 3 incl. sub-types Sub-types →
- Homocystinuria without methylmalonic aciduria 0 trials · 2 incl. sub-types Sub-types →
- Methylmalonic aciduria and/or homocystinuria, cblD type 0 trials · 2 incl. sub-types Sub-types →
- Vitamin B12-responsive methylmalonic acidemia 0 trials · 2 incl. sub-types Sub-types →
- Hereditary intrinsic factor deficiency 1 trial Sub-types →
- Transcobalamin II deficiency 1 trial
- Imerslund-Grasbeck syndrome 0 trials Sub-types →
- Methylmalonic acidemia due to transcobalamin receptor defect 0 trials
- Transcobalamin I deficiency 0 trials

Most studied deeper sub-types

Methylmalonic aciduria and homocystinuria type cblC (3) Methylcobalamin deficiency type cblE (2) Methylcobalamin deficiency type cblG (2) Methylmalonic aciduria and homocystinuria type cblD (2) Methylmalonic aciduria, cblA type (2) Methylmalonic acidemia with homocystinuria, type cblJ (1) Methylmalonic aciduria and homocystinuria type cblF (1) Methylmalonic aciduria, cblB type (1) Homocystinuria-megaloblastic anemia cblD type (0) Imerslund-Grasbeck syndrome type 1 (0) Imerslund-Grasbeck syndrome type 2 (0) Intrinsic factor and r binder, combined congenital deficiency of (0) Methylcobalamin deficiency type cblDv1 (0) Methylmalonic acidemia with homocystinuria, type cblX (0) Methylmalonic aciduria and homocystinuria, cb1L type (0) Vitamin B12-responsive methylmalonic acidemia, type cblDv2 (0)

Including sub-types (26) Tagged with Vitamin B12 deficiency (12)

Not yet recruiting 2 Not yet finished but already full! 3 Completed 7