Vitamin B12 deficiency

Symptom Information:

Symptom ID: HPO:0100502
Synonyms:
Cobalamin deficiency (disorder) [Orphanet:49780]
Vitamin B 12 Deficiency [Orphanet:49780]
Vitamin B12 deficiency [Orphanet:49780]
Vitamin B12 deficiency [MedDRA:10047609]
Dietary B12 deficiency [MedDRA:10047609]
Vitamin B12 absorption decreased [MedDRA:10047609]
Cobalamin deficiency [MedDRA:10047609]
Vitamin B12 deficiency (in some patients) [OMIM:Vitamin B12 deficiency (in some patients)]
Vitamin B12 deficiency (uncommon) [OMIM:Vitamin B12 deficiency (uncommon)]
Quality:
Cross references:
HPO:0003223 "Decreased methylcobalamin" [Orphanet:49780]
Orphanet:49780 "Vitamin B12 deficiency" [Orphanet:49780]
OMIM: "Vitamin B12 deficiency (in some patients)" [OMIM:Vitamin B12 deficiency (in some patients)]
OMIM: "Vitamin B12 deficiency (uncommon)" [OMIM:Vitamin B12 deficiency (uncommon)]
UMLS:C0042847 "Vitamin B 12 Deficiency" [Orphanet:49780]
Is a (Direct Parents):
HPO         Abnormality of vitamin B12 metabolism
MedDRA Water soluble vitamin deficiencies
Orphanet Abnormality of vitamin metabolism
Is a (Whole tree): HPO:
All(HPO:0000001)
    Phenotypic abnormality(HPO:0000118)
       Abnormality of metabolism/homeostasis(HPO:0001939)
          Abnormality of vitamin metabolism(HPO:0100508)
             Abnormality of vitamin B metabolism(HPO:0004340)
                Abnormality of vitamin B12 metabolism(HPO:0004341)
                   Vitamin B12 deficiency(HPO:0100502)
MedDRA:
Metabolism and nutrition disorders(MedDRA:10027433)
    Vitamin related disorders(MedDRA:10047635)
       Water soluble vitamin deficiencies(MedDRA:10047842)
          Vitamin B12 deficiency(HPO:0100502)
Database Frequency: 4 / 7739
Resource:

All diseases associated with this symptom:

CELIAC DISEASE, SUSCEPTIBILITY TO, 1 (OMIM:212750)
Chronic diarrhea due to guanylate cyclase 2C overactivity (Orphanet:314373)
Methylmalonic acidemia with homocystinuria, type cblJ (Orphanet:369955)
Necrotizing encephalomyelopathy, subacute, of Leigh, adult (OMIM:161700)