Test directory: AQP4 NMO-IgG Ab Reflex Titer, Serum

Ordering Code 8630
Test Name AQP4 NMO-IgG Ab Reflex Titer, Serum
Alias Aquaporin-4 (AQP4) (NMO-IgG) Antibody with Reflex to
Titer, Serum
nmo/Aquaporin-4 IgG FACS, Serum
NMO
(Neuromyelitis Optica), Serum
NMO-IgG, AQP4
Preferred Specimen Serum
Preferred Container Plain (Red)
Optimum Volume 2 mL
Collection Instructions If the Aquaporin 4 Antibody, Serum is positive, then
Aquaporin 4 Antibody, Titer, Serum will be performed
Transport Requirements Oahu: Ambient
Airline: Refrigerated
Specimen Stability Ambient: 7 Days
Refrigerated: 14 Days
Frozen: 21 Days
Rejection Criteria Gel barrier tube, Grossly hemolyzed, Grossly lipemic
Avail. Stat NO
Analytic Time 10 Days
Methodology Cell-based Immunofluorescence Assay
Reference Lab  Quest Diagnostic Lab-NI

Reference range(s)

The reference ranges listed below are valid on this date of July 8, 2026.
Component Age Male Norm Male Critical Low Male Critical High Female Norm Female Critical High Female Critical Low Units Add'l info
Aquaporin 4 Ab, CBA, Serum ALL See report.