Test Details
Mnemonic
THY
Ordering Code
3007960
CPT-4 Code(s)
84432, 86800
Specimen Information
Collect
Serum separator tube (SST)
Specimen Preparation
Centrifuge, separate serum from cells and send 1.0 mL serum in a screw capped plastic vial.
Alternate Specimen
Serum: Red top
Minimum Volume
0.8 mL
Transport Temperature
Refrigerated
New York Transport Temperature: Frozen
New York Transport Temperature: Frozen
Rejection Criteria
Moderately hemolyzed or grossly lipemic specimens, plasma
Stability
Room temperature: Unacceptable
Refrigerated: 7 days
Frozen: 60 days
New York Stability:
Room temperature: Unacceptable
Refrigerated: 48 hours
Frozen: Undetermined
Refrigerated: 7 days
Frozen: 60 days
New York Stability:
Room temperature: Unacceptable
Refrigerated: 48 hours
Frozen: Undetermined
Methodology
Chemiluminescence
Reference Range
Thyroglobulin Antibodies: <4.0 IU/mL
Thyroglobulin:
Intact thyroid: 1.6-50.0 ng/mL
Athyrotic, post-thyroidectomy
(tumor marker): <0.1 ng/mL
Thyroglobulin:
Intact thyroid: 1.6-50.0 ng/mL
Athyrotic, post-thyroidectomy
(tumor marker): <0.1 ng/mL
Performing Laboratory
Warde Medical Laboratory
New York DOH Approval Status
Yes