Draw blood in a plain, red-top tube(s). (Serum gel tube is acceptable.) Spin down and send 1 mL of serum refrigerated in a plastic vial.
Note: Patient should fast for 12 â€“ 15 hours prior to collection. Vitamin B12 supplements should not be administered within 72 hours of drawing blood for this test.
|Hemolysis||Mild OK; Gross reject|
|Specimen Type||Temperature||Time||Special Container|
|Serum||Refrigerated (preferred)||7 days|
800 – 2600 pg/mL
Interpretive Information: Vitamin B12 Binding Capacity
This assay measures the unsaturated binding capacity of serum for Vitamin B12.
New York Certified Referral Test (Yes) per Mary Erath/Hether Seifert â€“ LM 07/22/2011
|Test Id||Test Order Name||Order LOINC Value|
|FVITB||Vitamin B12 Binding Capacity||2171-7|
|Result Id||Test Result Name||
Result LOINC Value
Applies only to results expressed in units of measure originally reported by the performing laboratory. These values do not apply to results that are converted to other units of measure.
|Z2657||Vitamin B12 Binding Capacity||2171-7|