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

Reflex Tests

Test ID Reporting Name Available Separately Always Performed
NMOTS NMO/AQP4 FACS Titer, S No No

Testing Algorithm

When the results of this assay require further evaluation, NMOTS / Neuromyelitis Optica (NMO)/Aquaporin-4-IgG Fluorescence-Activated Cell Sorting (FACS) Titer Assay, Serum will be performed at an additional charge.

Method Name

Flow Cytometry

Specimen Type

Serum


Advisory Information


 



Specimen Required


Container/Tube:

Preferred: Red top

Acceptable: Serum gel

Specimen Volume: 3 mL


Specimen Minimum Volume

2 mL

Specimen Stability Information

Specimen Type Temperature Time Special Container
Serum Refrigerated (preferred) 28 days
  Frozen  28 days
  Ambient  72 hours

Reject Due To

Gross hemolysis OK
Gross lipemia OK
Gross icterus OK

Reference Values

Negative

Day(s) and Time(s) Performed

Monday, Tuesday, Thursday; 6 p.m.

Performing Laboratory

Mayo Clinic Laboratories in Rochester

CPT Code Information

86255

86256-NMO/AQP4-IgG FACS titer (if appropriate)

Secondary ID

38324

Forms

If not ordering electronically, complete, print, and send a Neurology Specialty Testing Client Test Request (T732) with the specimen.