Test Details
Mnemonic
GAS
Ordering Code
1000640
CPT-4 Code(s)
82941
Specimen Information
Patient Preparation
Concentrations of biotin greater than 2 ng/mL may interfere with the assay.
Collect
Serum separator tube (SST)
Specimen Preparation
Centrifuge, separate serum from cells and send 1.0 mL serum frozen in a screw capped plastic vial. CRITICAL FROZEN.
Alternate Specimen
Red top
Minimum Volume
0.5 mL
Transport Temperature
CRITICAL FROZEN
Rejection Criteria
Grossly hemolyzed, grossly lipemic or grossly icteric specimens, EDTA plasma, non-frozen serum
Stability
Room temperature: Unacceptable
Refrigerated: Unacceptable
Frozen: 30 days
Refrigerated: Unacceptable
Frozen: 30 days
Methodology
Chemiluminescence
Reference Range
13 - 115 pg/mL
Performing Laboratory
Warde Medical Laboratory
New York DOH Approval Status
Yes