TRAB (TSH Receptor Binding Antibody)

Specimen Required
Draw blood in a SST. Centrifuge, separate and send 1.0 mL serum (0.5 mL minimum) refrigerated in a screw-capped plastic vial.

Methodology
Radioimmunoassay

Stability
Room Temperature: 48 hours; Refrigerated: 7 days; Frozen: 30 days

Reference Range
<=16%   Inhibition  

Performed
Monday, Thursday

Turnaround Time5-9 days
Test CodeTHTBI
CPT-4 Code (s)
83519
LOINC Codes
40673-6

Warde
Medical
Laboratory