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