Test Details

Mnemonic

C1EIF

Ordering Code

3700120

CPT-4 Code(s)

86161

Specimen Information

Collect

Red top

Specimen Preparation

Centrifuge, separate serum from cells and send 1.0 mL serum frozen in a screw capped plastic vial. CRITICAL FROZEN. Sample may not be shared for other testing.

Minimum Volume

0.2 mL

Transport Temperature

Frozen

Rejection Criteria

Serum separatory tube (SST), gross lipemia, specimen not frozen

Stability

Room temperature: Unacceptable
Refrigerated: Unacceptable
Frozen: 30 days

Methodology

Enzyme Immunoassay
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Reference Range

Normal: ≥68%
Equivocal: 41 - 67%
Abnormal: ≤40%
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Performing Laboratory

Quest
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New York DOH Approval Status

Yes
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