Test Details

Mnemonic

17HPR

Ordering Code

3684940

CPT-4 Code(s)

84143

Specimen Information

Collect

Serum separator tube (SST)

Specimen Preparation

Centrifuge, separate serum from cells within 2 hours and send two 0.5 mL serum aliquots frozen in a screw capped plastic vial. CRITICAL FROZEN.

Alternate Specimen

Plasma: Lavender EDTA, green heparin (sodium or lithium)
Serum: Red top

Minimum Volume

0.25 mL

Transport Temperature

Critical frozen

Rejection Criteria

Room temperature or refrigerated specimens

Stability

Room temperature: Unacceptable
Refrigerated: Unacceptable
Frozen: 6 months

Methodology

Quantitative High Performance 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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