Test Details
Mnemonic
GQ1B
Ordering Code
3426320
CPT-4 Code(s)
83520
Specimen Information
Patient Preparation
Patient should fast overnight.
Collect
Red top
Specimen Preparation
Centrifuge, separate serum from cells and send 1.0 mL serum room temperature in a screw capped plastic vial.
Alternate Specimen
Serum separator tube (SST)
Minimum Volume
0.2 mL
Transport Temperature
Room temperature
Stability
Room temperature: 7 days
Refrigerated: 14 days
Frozen: 21 days
Refrigerated: 14 days
Frozen: 21 days
Methodology
Enzyme Immunoassay
Reference Range
<1:100
Performing Laboratory
Quest SJC
New York DOH Approval Status
Yes