Test Details
Mnemonic
QUIN
Ordering Code
3688360
CPT-4 Code(s)
80194
Specimen Information
Collect
Red top
Specimen Preparation
Centrifuge, separate and send 1.0 mL serum in a screw capped plastic vial.
Alternate Specimen
Plasma: Heparin (sodium or lithium), EDTA
Minimum Volume
0.5 mL
Transport Temperature
Refrigerated
Rejection Criteria
Serum separator tube (SST)
Stability
Room temperature: 4 days
Refrigerated: 7 days
Frozen: Not established
Refrigerated: 7 days
Frozen: Not established
Methodology
Immunoassay
Reference Range
2.0 - 5.0 mg/L
Performing Laboratory
Quest SJC
New York DOH Approval Status
Yes