Test Details

Mnemonic

INSF

Ordering Code

3422980

CPT-4 Code(s)

83527

Specimen Information

Patient Preparation

Overnight fasting is required.
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Collect

SST
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Specimen Preparation

Centrifuge, separate serum from cells and send 0.5 mL serum refrigerated in a screw-capped plastic vial.
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Alternate Specimen

Plasma: EDTA, Serum: Red-top
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Minimum Volume

0.3 mL
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Transport Temperature

Refrigerated
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Stability

Room temperature: 12 hours
Refrigerated: 7 days
Frozen: 28 days
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Methodology

Immunoassay
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Reference Range

1.5-14.9 uIU/mL
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Performing Laboratory

Quest SJC
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