Test Details

Mnemonic

INT1G

Ordering Code

3503990

CPT-4 Code(s)

83520

Specimen Information

Collect

Serum separator tube (SST)

Specimen Preparation

Centrifuge, separate serum from cells within 2 hours of collection and send 1.0 mL serum in a screw capped plastic vial. CRITICAL FROZEN.

Alternate Specimen

Serum: Red top

Minimum Volume

0.4 mL

Transport Temperature

Critical frozen

Rejection Criteria

Refrigerated or heat-inactivated specimens

Stability

Room temperature: 30 minutes
Refrigerated: Unacceptable
Frozen: 1 year

Methodology

Quantitative Multiplex Bead Assay
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Reference Range

≤6.7 pg/mL
Cytokine levels may demonstrate diurnal variation. For longitudinal comparison, it is recommended that cytokine levels be determined at the same time of day.
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Performing Laboratory

ARUP
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New York DOH Approval Status

Yes
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