Vitamin B-12

Orderable EAP code:

LAB00094

Billable EAP Codes:

80002032 x 1

CPT Codes:

82607 x 1

Lab Section:

Core Lab

Turnaround Time:

Routine: 2 Hours
Urgent: 1 Hour

Test Schedule:

24 hours, 7 days a week.

Units:

pg/mL

Specimen Requirements:

4 mL blood in a GREEN top, lithium heparin tube.

Pediatric Specimen Requirements:

0.5 mL in a 1.0 mL GREEN top, lithium heparin tube.

Reference Range:

193 to 986 pg/mL

Comments:

Aids in detection of vitamin B-12 deficiency in individuals with macrocytic or unexplained anemia, or unexplained neurologic disease.

Samples are stable for 8 hours at room temperature, on the cells and not protected from light. Samples stored longer than 8 hours must have plasma separated from cells, protected from light, and stored refrigerated.

Synonyms:

VB12, Vit B12, B-12

Lab Services