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Vitamin B-12 with Reflex
MessageThis assay is performed in the Chemistry Laboratory x5820
If B12 is between 150 to 350 pg/mL, and plasma MMA test will be automatically ordered and sent out
05.2019
If B12 is between 150 to 350 pg/mL, and plasma MMA test will be automatically ordered and sent out
05.2019
Test Code
B12R
Alias/See Also
B12
CPT Codes
82607
Preferred Specimen
Plasma from a green top (PST) tube
Transport Container
Green Top (PST) tube
Transport Temperature
Room temperature
Specimen Stability
2 - 8 oC: 7 days
Methodology
Chemiluminescent Microparticle Immunoassay (Abbott Architect)
Setup Schedule
This assay is performed 24 hours per day, 7 days per week
Reference Range
211 - 911 pg/mL
Clinical Significance
This assay is used to monitor levels in the plasma.
