Test Overview
Test Methodology
Liquid Chromatography/Tandem Mass Spectrometry (LC/MS/MS)
Reference Range *
150 - 300 ng/mL
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.
Test Details
Days Set Up
Monday, Wednesday, Friday
Analytic Time
3 - 7 days
Soft Order Code
MMLR
Laboratory
Sendout
Reference Laboratory
Mayo TRMP (MedTox 127)
Section
Special Testing
Specimen Requirements
Collection
Collect in red or green top tube; do not use SST or PST tube. Centrifuge, aliquot serum or plasma into a plastic vial and refrigerate. Serum/plasma must be separated from the cells within 2 hours of collection
Special Handling
DO NOT USE SST OR PST TUBE
Normal Volume
1 mL serum or plasma
Minimum Volume
0.25 mL serum or plasma
Rejection Criteria
SST or PST tube not acceptable.
Additional Information
Test sent to Mayo Medical Laboratories; performed by MedTox Laboratories.
Billing
CPT Code
80335