Synonym(s):
Anti NMDA Receptor Ab, Anti N-methyl-D-aspartate receptor Ab
3 mL plain blood
Immunofluorescence
Screening dilution is 1:10. Results reported as Detected or Not Detected. Further dilutions to end-point titre will be performed for positive specimens.
Range 2 - 4 days
Monday - Friday
In some patients with anti-NMDAR encephalitis, antibodies may be present in CSF when serum screens are negative. If there is a strong clinical suspicion of anti-NMDAR encephalitis, testing of CSF is recommended.
The presence of Anti-nuclear antibodies and/or non-specific cytoplasmic staining may obscure the detection of anti-NMDAR antibodies. If there is a strong clinical suspicion of anti-NMDAR encephalitis, testing of CSF is recommended.
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