Test Details
Mnemonic
TGONA
Ordering Code
3724320
CPT-4 Code(s)
86777
Specimen Information
Collect
SST
Specimen Preparation
Centrifuge, separate serum from cells and send 1.0 mL serum refrigerated in a screw-capped plastic vial.
Alternate Specimen
Serum: Red-top
Minimum Volume
0.1 mL
Transport Temperature
Refrigerated
Stability
Room temperature: 4 days
Refrigerated: 7 days
Frozen: 30 days
Refrigerated: 7 days
Frozen: 30 days
Methodology
Enzyme Linked Immunosorbent Assay
Reference Range
<0.90
Performing Laboratory
Quest
New York DOH Approval Status
Yes