Test Details

Mnemonic

SERT

Ordering Code

3685700

CPT-4 Code(s)

80332 (G0480)

Specimen Information

Patient Preparation

Pre-dose (trough) draw at steady state concentration.

Collect

Red top

Specimen Preparation

Centrifuge, separate serum from cells within 2 hours of collection and send 1.0 mL serum in a screw capped plastic vial.

Alternate Specimen

Plasma: Lavender EDTA

Minimum Volume

0.5 mL

Transport Temperature

Refrigerated

Rejection Criteria

Serum separator tube (SST) or PST (Polymer gel separation tube), whole blood, citrated plasma or ACD plasma

Stability

Room temperature: 24 hours
Refrigerated: 14 days
Frozen: 4 months

Methodology

Liquid Chromatography - Tandem Mass Spectrometry
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Reference Range

Therapeutic Range: 30 - 200 ng/mL
Toxic: >300 ng/mL
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Performing Laboratory

ARUP
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New York DOH Approval Status

Yes
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