Test Details

Mnemonic

THCSQ

Ordering Code

3600024

CPT-4 Code(s)

80349 (G0480)

Specimen Information

Collect

Red-top
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Specimen Preparation

Centrifuge, separate serum from cells within 2 hours of collection and send 1.0 mL serum refrigerated in a screw-capped plastic vial.
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Alternate Specimen

Plasma: Gray sodium fluoride, green sodium heparin, lavender EDTA
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Minimum Volume

0.5 mL
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Transport Temperature

Refrigerated
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Rejection Criteria

SST or PST, hemolysis, light blue (sodium citrate)
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Stability

Room temperature: 7 days
Refrigerated: 14 days
Frozen: 3 years
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Methodology

Quantitative Liquid Chromatography/Tandem Mass Spectrometry
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Reference Range

See report
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Performing Laboratory

ARUP Reference Laboratory
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New York DOH Approval Status

Yes
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