Test Details

Mnemonic

TPPA

Ordering Code

3005500

CPT-4 Code(s)

86780

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

Plasma: Lavender EDTA, light blue sodium citrate, green sodium or lithium heparin
Serum: Red top

Minimum Volume

0.5 mL

Transport Temperature

Refrigerated

Rejection Criteria

CSF or body fluids

Stability

Room temperature: Unacceptable
Refrigerated: 5 days
Frozen: 14 days

Methodology

Particle Agglutination
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Reference Range

Non-reactive
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Performing Laboratory

Warde Medical Laboratory
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