TRAB (TSH Receptor Antibody)

Specimen Required
Draw blood in a SST. Allow serum to clot at room temperature 1 hour. Centrifuge, separate serum from cells and send 1.0 mL serum (0.5 mL minimum) refrigerated in a screw-capped plastic vial.

Rejection Criteria
Gross hemolysis

Methodology
Enzyme Linked Immunosorbent Assay

Stability
Room temperature: 7days; Refrigerated: 14 days; Frozen: 21 days

Reference Range
<=2.00 IU/mL

Performed
Monday, Wednesday, Friday

Turnaround Time5-7 days
Test CodeTSHRA
CPT-4 Code (s)
83520
LOINC Codes
40673-6

Warde
Medical
Laboratory