551T

Test CODE NAME

551T

TSI (Thyroid Stimulating Immunoglobulin), NY State

Methodology: In Vitro Bioassay
Performed: Tue-Sat
Reported: 5-7 days
Specimen Required: Collect: Serum Separator Tube (SST) - 1.0 ml serum 
Specimen Preparation: Allow specimen to clot completely at room temperature. Separate serum or plasma from cells ASAP or within 2 hours of collection.
Storage/Transport Temperature: Refrigerated.
Stability: After separation of cells: Refrigerated: 1 week, Frozen: 1 month

Reject Criteria: Gross hemolysis; grossly lipemic; received room temperature; grossly icteric 


NOTE: * This test is approved for New York patients ONLY, please refer to test code 4851 for specimen requirements for all other States . *

Performing Laboratory
Quest Diagnostics Nichols Chantilly
14225 Newbrook Drive P.O. Box 10841 Chantilly, VA 20153
CPT Code(s): 84445