THYROTROPIN-BINDING INHIBITORY IMMUNOGLOBULIN (TBII)

Test Documentation
Specimen Required
Draw blood in a SST. Centrifuge, separate and send 1.0 mL serum (0.2 mL minimum) refrigerated in a screw-capped plastic vial.

Methodology
Radioimmunoassay

Stability
Room Temperature: 24 hours; Refrigerated: 7 days; Frozen: 2 months

Reference Range
<17%   Inhibition  

Performed
Tuesday

Turnaround Time10-14 days
Test CodeTHTBI
CPT-4 Code (s)
83519
LOINC Codes
40673-6

Warde
Medical
Laboratory