Test directory: NMDA Ab, IgG, Reflex to Titer,Serum

Ordering Code 5820
Test Name NMDA Ab, IgG, Reflex to Titer,Serum
Alias N-methyl-D-Aspartate Receptor
Antibody, IgG, Serum with Reflex to
Titer
Preferred Specimen Serum
Preferred Container SST (Gold)
Optimum Volume 1 mL
Handling Instructions Separate serum from cells ASAP or within 2 hours of collection. Transfer 1 mL serum to an ARUP Standard
Transport Tube, or aliquot tube

Avoid repeated freeze/thaw cycles.
Transport Requirements Oahu: Refrigerated
Airline: Refrigerated
Specimen Stability Ambient: 2 Days
Refrigerated: 14 Days
Frozen: 1 Year
Rejection Criteria CSF or Plasma, Contaminated, Hemolyzed, or severely lipemic specimens
Avail. Stat NO
Analytic Time Up to 1 Day
Methodology Semi-Quantitative Indirect Fluorescent Antibody
Reference Lab  ARUP Laboratories

Reference range(s)

The reference ranges listed below are valid on this date of May 26, 2025.
Component Age Male Norm Male Critical Low Male Critical High Female Norm Female Critical High Female Critical Low Units Add'l info
N-methyl-D-Aspartate Receptor Ab ALL < 1:10 < 1:10