NMDA Receptor Ab

• CPT Code: 86255
• LOINC:
• Specimen Type: Red or gel clot
• Frequency: Setup: Wed, Fri; Analytic time 4-7 days
• Instructions: 1.0mL serum from red or gel clot, refrigerated. Part of group tests ZH217-Epilepsy, Autoimmune Evaluation, S and ZH253-Encephalopathy, Autoimmune Evaluation, S
• Text: Useful for: Evaluating new onset encephalopathy (non-infectious or metabolic) comprising one or more of the following: confusional states, psychosis, delirium, memory loss, hallucinations, movement disorders, seizures, or hypoventilation. A negative result does not exclude autoimmune encephalopathy or cancer.
• Methodology: Cell-Binding Assay (CBA) - Indirect Immunofluorescence Assay (IFA)