Elevated vitamin B12

Dr Yuranga Weerakkody ◉ and Dr Daniel J Bell ◉ et al.

Elevated vitamin B₁₂ (also known as hypervitaminosis B₁₂ or hypercobalaminemia) is most important as a diagnostic and prognostic marker for malignant disease ^1,3. Very high serum levels of vitamin B₁₂ do not seem to have any observable deleterious effects ².

References

Biochemistry

carbohydrates
fats
proteins
- amino acids
tumor markers
serum
chemical elements
- basic organic elements
  - carbon
  - hydrogen
  - oxygen
  - nitrogen
- essential bulk elements
  - calcium
  - magnesium
  - phosphorus
  - potassium
  - sodium
- essential trace elements
  - cobalt
  - copper
  - iodine
  - iron
  - manganese
  - molybdenum
  - selenium
  - sulfur
  - zinc
- non-essential elements
  - alkaline earth metals
    - beryllium
    - radium
  - halogens
    - bromine
    - fluorine
  - heavy metals
    - chromium
    - gadolinium
    - lead
    - mercury
vitamins
- fat-soluble vitamins
- water-soluble vitamins
  - B vitamins
  - vitamin C
    - scurvy (vitamin C deficiency)

Article information

rID: 64052

System: Gastrointestinal, Oncology

Section: Pathology

Synonyms or Alternate Spellings:

Hyperhydroxycobalaminemia
Hyperhydroxycobalaminaemia
Hyperhydroxocobalaminemia
Hyperhydroxocobalaminaemia
Elevated hydroxocobalamin
Increased vitamin B12
Hypervitaminosis B12
Hypercobalaminemia
Hypercobalaminaemia

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