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Vitamin B12 (Cyanocobalamin)

Test Code
B12


Preferred Specimen
Serum, 0.5 mL minimum


Instructions
Spin within 2 hours of collection.


Transport Container
SST tube


Transport Temperature
Specimen stable for 8 hours at room temp., 2 days refrigerated and >2 days frozen.


Reference Range
See report for normal ranges.


Clinical Significance
Vitamin B 12 is necessary for hematopoiesis and for normal neuronal function.




The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.