Test Details

Mnemonic

ACHRB

Ordering Code

3700050

CPT-4 Code(s)

83519

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

0.5 mL

Transport Temperature

Refrigerated

Rejection Criteria

Grossly hemolysed or grossly lipemic specimens

Stability

Room temperature: 14 days
Refrigerated: 14 days
Frozen: 30 days

Methodology

Radioimmunoassay (RIA)
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Reference Range

≤0.30 nmoL/L - negative
0.31 - 0.49 nmoL/L - equivocal
≥0.50 nmoL/L - positive
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Performing Laboratory

Quest SJC
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