Test Details

Mnemonic

ESTFR

Ordering Code

3685650

CPT-4 Code(s)

82671

Specimen Information

Collect

SST
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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: Lavender EDTA, green sodium or lithium heparin
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Minimum Volume

0.3 mL
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Transport Temperature

Refrigerated
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Stability

Room temperature: 48 hours
Refrigerated: 7 days
Frozen: 30 days
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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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