Additional Information:
Epic order code: LAB835
CPT Code(s):
83921
Specimen Requirements:
Collect 3 mL blood in a gel barrier tube. .
Transport/Storage Temperature
- Refrigerated
Stability (collection to shipping of the sample):
- Refrigerated: 14 days.
Use:
Evaluation of cobalamin (vitamin B12) deficiency
Methodology:
Liquid chromatography/tandem mass spectrometry (LC/MS-MS)
Reported:
3-6 days
Reference Values:
0−378 nmol/L