Days Set Up
Monday - Friday
Analytic Time

2 days

MiChart Code
Perforin/Granzyme B
Soft Order Code
PFORN

Test Updated:

Synonyms
 
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Looking to order a test?

We’ve provided helpful links to make ordering easy.

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

Flow Cytometry

Test Usage
 
Reference Range
 

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

Specimen Requirements

Collection

Specimens are accepted Monday through Thursday between 12:00 noon and 4:00 pm only and must be received by the performing laboratory within 24 hours of collection. Collect specimen in lavender top tube. Send intact whole blood at room temperature. Do not refrigerate or freeze.

Lavender Top Tube
Normal Volume
3 mL EDTA whole blood
Minimum Volume
1 mL EDTA whole blood

Billing Information

CPT Code
88184, 88185 x4
Pro Fee Code
 
LOINC
 

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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.

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