|Values are valid only on day of printing.|
See Thyroid Function Ordering Algorithm in Special Instructions.
Container/Tube: Red top
Specimen Volume: 0.6 mL
Collection Instructions: Red-top tubes should be centrifuged and aliquoted within 2 hours of collection.
Additional Information: Twelve hours before this blood test, do not take multivitamins or dietary supplements containing biotin or vitamin B7 that are commonly found in hair, skin and nail supplements and multivitamins.
Forms: If not ordering electronically, complete, print, and send 1 of the following forms with the specimen:
Neurology Test Request Form-General (T732) (http://www.mayomedicallaboratories.com/it-mmfiles/neurology-request-form.pdf)
General Request Form (T239) (http://www.mayomedicallaboratories.com/it-mmfiles/general-request-form.pdf)
Mild OK; Gross reject
Mild OK; Gross OK
Serum gel or plasma
|Serum Red||Refrigerated (preferred)||7 days|