Test Details

Mnemonic

PB19

Ordering Code

3688400

CPT-4 Code(s)

87798

Specimen Information

Collect

Lavender EDTA
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Specimen Preparation

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

SPECIMEN SOURCE REQUIRED.
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Alternate Specimen

Serum separator tube (SST), CSF, amniotic fluid, bone marrow, synovial fluid. Tissue (freeze immediately) and paraffin embedded tissue block.
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Minimum Volume

0.5 mL
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Transport Temperature

Frozen
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Rejection Criteria

Heparinized specimens, tissues in optimal cutting temperature compound.
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Stability

Room temperature: 24 hours
Refrigerated: 5 days
Frozen: 6 months

Bone Marrow:
Room temperature: 7 days
Refrigerated: 7 days
Frozen: 7 days

Fresh tissue:
Room temperature: Unacceptable
Refrigerated: Unacceptable
Frozen: 6 months

Paraffin-embedded tissue:
Room temperature: Indefinitely
Refrigerated: Indefinitely
Frozen: Indefinitely

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Methodology

Qualitative Polymerase Chain Reaction
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Reference Range

See report
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Performing Laboratory

ARUP Reference Laboratory
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New York DOH Approval Status

Yes
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