Test Details

Mnemonic

GABAP

Ordering Code

1751300

CPT-4 Code(s)

80171

Specimen Information

Collect

Red-top
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Specimen Preparation

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

Plasma: Lavender EDTA, green sodium or lithium heparin, gray sodium fluoride, potassium oxalate
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Minimum Volume

0.25 mL
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Transport Temperature

Refrigerated
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Rejection Criteria

SST
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Stability

Room temperature: 48 hours
Refrigerated: 14 days
Frozen: 14 days
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Methodology

High Performance Liquid Chromatography/Tandem Mass Spectrometry
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Reference Range

Therapeutic: 2 – 12 µg/mL
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Performing Laboratory

Warde Medical Laboratory
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