Days Set Up
Monday, Tuesday, Thursday
Analytic Time

8 - 12 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

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Test Overview

Test Methodology

Flow Cytometry

Test Usage

Diagnosis of inflammatory demyelinating diseases (IDDs) with similar phenotype to neuromyelitis optica spectrum disorder (NMOSD), including optic neuritis (single or bilateral) and transverse myelitis
Diagnosis of autoimmune myelin oligodendrocyte glycoprotein (MOG)-opathy
Diagnosis of neuromyelitis optica (NMO)
Distinguishing NMOSD, acute disseminated encephalomyelitis (ADEM), optic neuritis, and transverse myelitis from multiple sclerosis early in the course of disease
Diagnosis of ADEM
Prediction of a relapsing disease course

Reference Range

MOG FACS, S: Negative
NMO/AQP4 FACS, S: Negative

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

Specimen Requirements

Collection Offsite

Patient Preparation: For optimal antibody detection, we recommend blood drawing the specimen before initiation of immunosuppressant medication. Collect specimen in a red top (or SST) tube. Spin, aliquot and send to Specimen Processing in a screw capped plastic tube, refrigerated.

Red Top Tube
Yellow Top Tube
Normal Volume
3 mL
Minimum Volume
2 mL

Billing Information

CPT Code
86255 x 2
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.