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
Refrigerated: 8 days
Frozen: 28 days
Methodology
Immunoassay
Reference Range
<20.1 U Negative
20.1 - 24.9 U Equivocal
>=25.0 U Positive
20.1 - 24.9 U Equivocal
>=25.0 U Positive
Performing Laboratory
Quest SJC