Test Details
Mnemonic
INS
Ordering Code
1010100
CPT-4 Code(s)
83525
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
Plasma: Green sodium heparin, green lithium heparin
Plasma: Green sodium heparin, green lithium heparin
Minimum Volume
0.5 mL
Transport Temperature
Refrigerated
Rejection Criteria
Hemolyzed, icteric, grossly lipemic specimens, EDTA plasma, NaFluoride plasma
Stability
Room temperature: Undetermined
Refrigerated: 7 days
Frozen: 3 months
Refrigerated: 7 days
Frozen: 3 months
Methodology
Chemiluminescence
Reference Range
<29.1 uIU/mL
Performing Laboratory
Warde Medical Laboratory
New York DOH Approval Status
Yes