Vitamin B12 Binding Capacity


Sunquest Code:VB12BC  
Epic Code:LAB6068Epic Name:Vitamin B12 Binding Capacity
Synonyms:B12 Binding Capacity
Methodology:Radioimmunoassay
CPT Code:82608
Turnaround Time:Specimens are sent to reference laboratory Mon-Sat; results are reported in 1-5 days.


Collection Instructions

Specimen:Blood
Optimal Volume:2 mL
Minimum\Peds Volume:0.4 mL
Container:Red or gold (gel) (Red (no gel))
Patient Preparation:Patient should be fasting for 12-15 hours prior to collection. Vitamin B12 supplements should not be administered within 72 hours of drawing blood for this test.
Causes for Rejection:Plasma


Processing and Shipping

Specimen Processing:Centrifuge ASAP and aliquot 1 mL, 0.1 mL minimum. Each vitamin level requested requires a separate aliquot tube. Store in refrigerator.
Shipping Instructions:Ship at refrigerated temperature.
Test Performed at or Referral Lab Lab Sendouts  (ARUP)
Referral Lab number:70260 (B12B)


Interpretive

Reference Range:800-2600 pg/mL
Use:This assay measures the unsaturated binding capacity of serum for vitamin B12.


Click HERE to Report test errors or omissions.
*If no email program is associated with this computer, please contact:
systemlabguide@fairview.org for TestID: 167"