THYROXINE BINDING GLOBULIN, IMMUNOLOGIC (TTBGI)

Message
Sent to Mayo.

Test Code
LAB2402

Alias/See Also
TTBGI

CPT Codes
84442

Preferred Specimen
1 mL serum in plain red top tube

Transport Container
Plastic screw-cap vial

Transport Temperature
Frozen

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Specimen received thawed at reference lab.



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.