Days Set Up
Monday - Friday
Analytic Time

4 - 12 days

MiChart Code
Soft Order Code

Test Updated:


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Find a Requisition

All specimens should be accompanied by a requisition.

Submitting Specimens

Learn about how to properly label and where to ship specimens.

Order Kits and Supplies

MLabs provides all the supplies necessary for the collection of specimens.

Test FAQ

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Test Overview

Test Methodology

Real-Time Polymerase Chain Reaction (PCR) with Allelic Discrimination Analysis

Test Usage

This is a pharmacogenomics test associated with 5-fluorouracil and capecitabine drug sensitivity. Biallelic variation in the DPYD gene is also associated with dihydropyrimidine dehydrogenase (DPD) deficiency.(1) Individuals who have variations identified in the DPYD may benefit from genetic consultation

Reference Range

Interpretive report provided

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

Specimen Requirements

Normal Volume
3 mL blood, 1 swab, 100 mcL DNA
Minimum Volume
Blood 0.4 mL, 1 swab, 100 mcL DNA

Billing Information

CPT Code
Pro Fee Code

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Our High Standard

Quality that sets us apart

As the reference laboratory division of Michigan Medicine's Department of Pathology, MLabs shares the institution's commitment to applying established quality principles to clinical laboratory testing. Like other large organizations in complex, consequential fields, we rely on an established approach to monitor quality throughout the testing process.