Update Type: Test Code Change
Test Updated: 10/18/2023
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.

Test Details
Days Set Up
Monday - Friday
Analytic Time

4 - 12 days

Soft Order Code
DPYDQ
MiChart Code
DPYDQ
Synonyms
    Laboratory
    Sendout
    Reference Laboratory
    Mayo DPYDQ
    Section
    Special Testing
    Specimen Requirements
    Collection

    Collect blood in EDTA lavender top tube. Send to Specimen Processing ambient. Saliva collection kit is to be collected per kit instructions and sent to Specimen Processing ambient. DNA should be shipped frozen

    Special Handling

    DNA concentration request is 100 mcL at a concentration of 50 ng/mcL

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

    Test performed by Mayo Clinic Laboratories

    Billing
    CPT Code
    81232
    NY State Approved
    No