Test Overview
Test Methodology

Fluorescence Activated Cell Sorting (FACS) Assay

Test Usage

Establishing the diagnosis of neuromyelitis optica (NMO) and related disorders (e.g., relapsing transverse myelitis or relapsing optic neuritis) and distinguishing these disorders from multiple sclerosis early in the course of the disease.

Reference Range *

Negative

Test Limitations

A negative result does not exclude a diagnosis of neuromyelitis optica spectrum disorder (NMOSD).

Test Details
Days Set Up
Monday, Tuesday, Thursday
Analytic Time

5 - 8 days

Soft Order Code
NMOFS
MiChart Code
NMO/AQP4-IgG CBA (Sendout)
Synonyms
  • Devic's disease Antibody
  • NMO Autoantibody
  • NMO/AQP4-IgG CBA
  • Aquaporin
  • Optic Neuritis Antibody
  • Transverse Myelitis Antibody
  • NMOCS
Laboratory
Sendout
Reference Laboratory
Mayo NMOFS
Section
Special Testing
Specimen Requirements
Collection Instructions

Collect specimen in red top or SST tube. Centrifuge, aliquot serum into a plastic vial and refrigerate. Include relevant clinical information as well as ordering physician name, telephone number, and mailing address.

Yellow Top Tube
Normal Volume
3 mL serum
Minimum Volume
2 mL serum
Additional Information

If results require further evaluation, Neuromyelitis Optica (NMO) / Aquaporin-4-IgG, Serum, Titer will be performed at an additional charge. By ordering this test the clinician acknowledges that additional reflex testing will be performed and billed at a separate additional charge if indicated. Test sent to Mayo Medical Laboratories.

Billing
CPT Code
86255
Fee Code
38139
Reflex CPT
86256
NY State Approved
No