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Autoimmune Epilepsy Evaluation
- Ordering Info
To view specimen requirements and codes please Select a regional laboratory.Not sure which laboratory serves your office? Call us 866-MYQUEST (866-697-8378)
86255 (x3), 83519, 86341
**IMPORTANT: CPT Code is informational only; obtain the Test Code for ordering.
GAD65 Autoantibody Test (Epilepsy)
VGKC Autoantibody Test (Epilepsy)
CASPR2 Autoantibody Test (Epilepsy)
LGI1 Autoantibody Test (Epilepsy)
NMDA Receptor Autoantibody Test (Epilepsy)
Enzyme Linked Immunosorbent Assay (ELISA) • Immunofluorescence Assay (IFA) • Radioimmunoassay (RIA)
See Laboratory Report
Anti-GAD65 antibodies, anti-voltage gated potassium channels (VGKC), anti-CASPR2, anti-LGI1, and anti-NMDA receptor (NR1 subunit) antibodies are found in patients with epilepsy with an acute/subacute presentation without evidence of CNS infection, toxic, metabolic, or other known cause of epilepsy, and possibly with evidence of CNS inflammation.
Reference ranges are provided as general guidance only. To interpret test results use the reference range in the laboratory report.
The CPT codes provided are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payer being billed.
* The tests listed by specialist are a select group of tests offered. For a complete list of Quest Diagnostics tests, please refer to our Directory of Services.