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Vitamin B12 (Cobalamin) : 927
Test CodeVIBC12 or 927
Alias/See Also
Cobalamin, Cyanocobalamin
CPT Codes
82607
Transport Container
Preferred Specimen:
1 mL serum
Alternative Specimen:
Amber vial
Minimum Volume:
0.5 mL
1 mL serum
Alternative Specimen:
Amber vial
Minimum Volume:
0.5 mL
Transport Temperature
Room temperature.
Specimen Stability
Room temperature: 7 days; Refrigerated: 7 days; Frozen: 28 days
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Hemolysis
Methodology
Immunoassay
Setup Schedule
Sunday - Saturday
Report Available
1 day
Reference Range
≤4 Years Not established
5-9 Years 250-1205 pg/mL
10-17 Years 260-935 pg/mL
>17 Years 200-1100 pg/mL
5-9 Years 250-1205 pg/mL
10-17 Years 260-935 pg/mL
>17 Years 200-1100 pg/mL
Clinical Significance
B12 is decreased in pernicious anemia, total or partial gastrectomy, malabsorption and certain congenital and biochemical disorders.
Performing Laboratory
med fusion
