Inpatient and Outpatient Orderable

Neuromyelitis Optica (NMO)/Aquaporin-4-IgG Fluorescence-Activated Cell Sorting (FACS) Assay, Serum

Synonyms

LAB10827
NEUROMYELITIS OPTICA (NMO) AB

Cerner Name

Clinical Info

Detection of NMO/APQ4-IgG allows distinction of NMOSD from MS and is indicative of a relapsing disease, mandating initiation of immunosuppression, even after the first attack, thereby reducing attack frequency and disability in the future.

Specimen Sources

Blood, Arterial Blood, Capillary Blood, Central Line Blood, Venous

Specimen Types

Blood

Container

Red Top Tube

Collection Instructions

Container/Tube: Red top tube or Gold Top Tube
Specimen: 3.0 mL serum (2.0 mL mIn)
Transport Temperature: Refrigerated
Stability: 72 Hours Room Temperature
28 Days Refrigerated or Frozen
Rejection: Gross lipemia; gross hemolysis; gross icterus

Specimen Volume

3.0 mL serum (2.0 mL mIn)

Transport Instructions

Refrigerated

Specimen Stability

72 Hours Room Temperature
28 Days Refrigerated or Frozen
Rejection: Gross lipemia; gross hemolysis; gross icterus

Methodology

Flow Cytometry

Days Performed

TAT: 6-9 days

Performing Laboratory

Mayo medical Laboratories

CPT

83255
86256 If titer

LOINC Code: 43638-6

PDM

5900015

Only Orderable at Locations:

Orderable Everywhere

Results

Component Name	Base Name	Common Name	External Name
NEUROMYELITIS OPTICA (NMO) AB	NMOAB	NEUROMYELITIS OPTICA NMO AB	NMO/AQP4 FACS, S

Result Interpretation

0−3.0 U/mL = negative
>3.0 = positive

TAT: 4-6 Days

Forms

LAB10827

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