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
Tuesday, Thursday, Sunday
Analytic Time
3 - 7 days
Soft Order Code
MMLR
Synonyms
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 performed by Mayo Clinic Laboratories
Billing
CPT Code
80299
NY State Approved
No