B12

Vitamin B12 (Cyanocobalamin), Serum

EPIC Test Procedure Code: LAB2462

Performing Lab:
Saint Luke's Regional Laboratories
Container Type:
Serum gel tube
Specimen Type:

Serum 

Preferred Volume:
2 mL
Minimum Volume:
1 mL
Store and Transport:
Room Temperature: < 12 hours
Refrigerated: > 12 hours
Limitations:
Radioisotopes (either diagnostic or therapeutic), heparin, ascorbic acid, fluoride, methotrexate, or other folic acid antagonists may interfere with vitamin B12 determination.
CPT Codes:

82607 - B12 (EAP 30010600)

Test Schedule:
Monday through Sunday
Reference Ranges:

211 - 911

pg/mL

Notes:

High serum biotin levels may interfere with this assay and result in a false elevation in values. A repeat test 24 – 48 hours after stopping oral biotin may be requested.

Lab Personnel

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