Test Overview
Test Methodology
Liquid Chromatography/Tandem Mass Spectrometry (LC/MS/MS)
Reference Range *
10-30 ng/mL
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.
Test Details
Days Set Up
Monday - Sunday
Analytic Time
4 - 8 days
Soft Order Code
MMLR
Laboratory
Sendout
Reference Laboratory
Mayo FFLEX (MedTox # 148)
Section
Special Testing
Specimen Requirements
Collection Instructions
Collect specimen in a red or green top tube. Spin and aliquot into a screw capped plastic tube. Send to Specimen Processing refrigerated.
Normal Volume
2 mL serum or plasma
Minimum Volume
0.4 mL serum or plasma
Storage Temperature
Refrigerate preferred, frozen acceptable
Additional Information
Test is sent to Mayo Clinic Laboratories; performed by MedTox Laboratories
Billing
CPT Code
80369