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
Refrigerated: 14 days
Frozen: 4 months
Methodology
Liquid Chromatography - Tandem Mass Spectrometry
Reference Range
Therapeutic Range: 30 - 200 ng/mL
Toxic: >300 ng/mL
Toxic: >300 ng/mL
Performing Laboratory
ARUP Reference Laboratory
New York DOH Approval Status
Yes