Test Code B12 Vitamin B12, Serum
Additional Codes
LAB67
Methodology
Useful for detecting B12 deficiencies due to low vitamin B12 intake, malabsorption, or abnormalities associated with altered B12 transport into the body; aiding in the diagnosis of megaloblastic anemia and certain neurological abnormalities.
Performing Laboratory
St. Mary's Regional Medical Center-Chemistry
CPT: 82607
Specimen Requirements
Container/Tube: Plain, red-top tube or serum gel tube
Specimen: 1 mL of serum
Transport Temperature: Ambient
Reference Values
Normal: 211-911 pg/mL
Deficient: 32-246 pg/mL
Day(s) Test Set Up
Monday through Friday