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Neuromyelitis Optica/AQP4-IgG CSF Reflex to Titer

Order Name CSF NMO IgG
Test Number: 3488474
Revision Date 01/01/2022
Test Name Methodology LOINC Code
Neuromyelitis Optica/AQP4-IgG CSF Reflex to Titer
Semi-Quantitative Immunofluorescence Assay 46718-3 
Specimen Specimen Volume (min) Specimen Type Specimen Container Transport Environment
Preferred 05 mL (0.15 mL) CSF (Cerebrospinal Fluid) Sterile Screwtop Container Refrigerated
Instructions Unacceptable Conditions: Hemolyzed, contaminated specimens or severely lipemic specimens. 
Stability: Ambient: 48 hours; Refrigerated: 2 weeks; Frozen: 1 year
Testing Schedule Wed  
Expected TAT 1-8 days from setup  
Notes Reference Lab: ARUP
Test Code: 2011699
Click Here to view information on the ARUP website.

If AQP4 antibody IgG is positive, then an AQP4 antibody IgG titer is reported. Additional charges apply.
Order Code [3488477].Rflx NMO/AQP4-IgG Titer, CSF,   Result Code [3488477] Rflx NMO/AQP4 Titer
CPT Code(s) 86052; if reflexed, add 86256
Lab Section Reference Lab