Test Details

Mnemonic

GAS

Ordering Code

1000640

CPT-4 Code(s)

82941

Specimen Information

Patient Preparation

Fast for 12 hours

Collect

Serum separator tube (SST)

Specimen Preparation

Centrifuge, separate serum from cells and send 2.0 mL serum frozen in a screw capped plastic vial. CRITICAL FROZEN.

Alternate Specimen

Red top

Minimum Volume

0.6 mL

Transport Temperature

Critical frozen

Rejection Criteria

Grossly hemolyzed, grossly lipemic or grossly icteric specimens, EDTA plasma

Stability

Room temperature: Unacceptable
Refrigerated: Unacceptable
Frozen: 30 days

Methodology

Chemiluminescence
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Reference Range

13 - 115 pg/mL
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Performing Laboratory

Warde Medical Laboratory
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