Test Details

Mnemonic

GHBS

Ordering Code

3300800

CPT-4 Code(s)

80307

Specimen Information

Collect

Red-top
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Specimen Preparation

Centrifuge, separate serum from cells and send 5.0 mL serum refrigerated in a screw-capped plastic vial. Positive screens will reflex to confirmation.
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Alternate Specimen

Plasma: EDTA
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Minimum Volume

2.4 mL
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Transport Temperature

Refrigerated
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Rejection Criteria

SST, Plasma: sodium citrate or ACD or PST
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Stability

Room temperature: 7 days
Refrigerated: 7 days
Frozen: 60 days
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Methodology

Gas Chromatography/Mass Spectrometry
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Reference Range

See report
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Performing Laboratory

NMS Labs
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New York DOH Approval Status

Yes
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