Days Set Up
Monday - Friday, 8:00am - 10:00pm
Analytic Time

20 minutes

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

Aid to surgical or medical therapy.

Reference Range

Results interpreted by pathologist.

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

Specimen Requirements

Collection Onsite

Submit fresh tissue with NO added fixative or fluid. Monday - Friday, 8:00am - 5:00pm specimen should be brought (or sent from Mott) to the Frozen Section Room of University Hospital 1D354 and request made to staff on duty. Between 5:00pm and 8:00am and all day Saturday and Sunday, house officer on call should be notified in advance through hospital paging. All specimens must be accompanied by the appropriate requisition form containing the patient's complete name, registration number, service and location, staff physician's name and number, and pertinent clinical history. Rejection of specimen received in fixative (formalin), specimen contains calcified tissue or bone.

Collection Offsite

This test is available only for University of Michigan registered patients.

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.