Days Set Up
*Due to COVID-19 testing the analytical time for this assay has changed to 2 - 14 days. The assay will now be performed once every two weeks instead of weekly.
Analytic Time

2 - 14 days

MiChart Code
Factor V Leiden Mutation
Soft Order Code

Test Updated:


Activated Protein C Resistance by DNA Analysis
Factor 5 Leiden
Factor 5 Leiden Mutation Detection
Factor V Leiden by DNA Analysis
F5 Gene Mutation Detection
Factor V Mutation Study
Factor V Q506 Leiden
Factor V Leiden Mutation

Looking to order a test?

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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

Visit our provider FAQ and learn about common questions to ordering tests.

Test Overview

Test Methodology

Invader Analysis utilizing Fluoresence Resonance Energy Transfer detection

Test Usage

Risk assessment for venous thrombosis.

Reference Range

Interpretive report provided.

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

Specimen Requirements

Collection Onsite

Collect blood in a lavender top tube. Refrigerate and send intact blood specimen within 48 hours of collection.

Collection Offsite

Collect blood in a lavender top tube. Refrigerate and send intact blood within 48 hours of collection.

Lavender Top Tube
Normal Volume
5 mL EDTA (lavender) whole blood
Minimum Volume

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.