Test Overview
Test Methodology

RT-PCR

Test Usage

CYP2C9 genotype testing is required to determine candidacy and the appropriate maintenance dosage for siponimod before treatment initiation.

Reference Range *

See interpretive report

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

Test Details
Analytic Time

8 - 12 days

Soft Order Code
LCYP2
MiChart Code
LCYP2
Synonyms
    Laboratory
    Sendout
    Reference Laboratory
    Labcorp (512143)
    Section
    Special Testing
    Specimen Requirements
    Collection

    Collect specimen in 2 EDTA lavender tubes (ACD also acceptable). Send to Specimen Processing as intact whole blood at room temperature. Must be shipped before it is 5 days old.

    Alternate Specimen
    ACD whole blood
    Contraindications
    Siponimod is contraindicated in patients who have a CYP2C9*3/*3 genotype.
    Normal Volume
    5 mL whole blood
    Minimum Volume
    3 mL whole blood
    Storage Temperature
    Ambient preferred, refrigerated or frozen acceptable
    Rejection Criteria
    > 7 day old from collection
    Additional Information

    Test sent to LabCorp Dublin; performed by Monogram Biosciences

    Billing
    NY State Approved
    No