Analytic Time

3 - 5 days

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

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

Test Overview

Test Methodology
Test Usage
Reference Range

Cytothelial distending toxin B (CdtB) 0.0 - 2.79
Vinculin 0.0 - 1.67

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

Specimen Requirements

Collection Onsite

Collect blood in EDTA lavender top tube. Send whole blood intact, ambient temperature to Specimen Processing.

Collection Offsite

Collect blood in EDTA lavender top tube. Send intact whole blood at room temperature. Do not centrifuge or freeze specimen.

Normal Volume
6 mL whole blood
Minimum Volume
6 mL whole blood

Billing Information

CPT Code
86625, 83520
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.