Test Details

Mnemonic

SLAA

Ordering Code

3711250

CPT-4 Code(s)

83520

Specimen Information

Collect

Serum separator tube (SST)

Specimen Preparation

Centrifuge, separate serum from cells and send 1.0 mL serum in a screw capped plastic vial.

Alternate Specimen

Serum: Red top

Minimum Volume

0.3 mL

Transport Temperature

Refrigerated

Rejection Criteria

Gross hemolysis, lipemia

Stability

Room temperature: 48 hours
Refrigerated: 8 days
Frozen: 28 days

Methodology

Immunoassay
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Reference Range

Negative: <20.1 Units
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Performing Laboratory

Quest Valencia
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