Test Overview

Test Methodology

Liquid Chromatography/Tandem Mass Spectrometry (LC/MS/MS)

Reference Range*

Expected steady state plasma levels in patients receiving recommended daily dosages: 109.0 - 585.0 ng/mL

* Reference ranges may change over time. Please refer to the original patient report when evaluating results.

Test Details

Days Test Performed

Monday - Sunday

Analytic Time

7 - 12 days

Soft Order Code

FARI

MiChart Code

FARI

Laboratory

Sendout

Laboratory Reference

Mayo FARI (MedTox 771)

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Specimen Requirements

Rejection Criteria

Collected in SST or PST

Container

Yellow Top Tube

Normal Volume

2 mL serum or plasma

Minimum Volume

0.25 mL serum or plasma

Additional Information

Test sent to Mayo Clinic Laboratories; performed by MedTox Laboratories

Billing Information

Fee Codes


CPT Code

80342

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