N-methyl-D-Aspartate Rcptr Ab, IgG, Serum

Specimen Required
Draw blood in a SST. Centrifuge, remove serum from cells within 2 hours of collection, send 1.0 mL serum (0.2 mL minimum) refrigerated in a screw-capped plastic vial.

Rejection Criteria
CSF or plasma
Contaminated, hemolyzed, or severely lipemic specimens.

Methodology
Semi-quantitative Indirect Fluorescent Antibody

Stability
Room temperature: 48 hours; Refrigerated: 2 weeks; Frozen: 1 year

Reference Range
<1:10

Performed
Sunday - Saturday

Turnaround Time 2 - 4 days
Test CodeNMETD
CPT-4 Code (s)
86255, plus 86256 if reflexed to titer, at an additional fee
LOINC Codes
N-methyl-D-Aspartate Receptor Ab, Serum   80221-5  
Bill_NMDA Titer   Not available  

Warde
Medical
Laboratory