A B C D E F G H I J K L M N O P Q R S T U V W X Y Z # |
Autoimmune Epilepsy Evaluation
Test Code94605
CPT Codes
83519, 86255 (x3), 86341
Includes
GAD65 Autoantibody Test (Epilepsy)
VGKC Autoantibody Test (Epilepsy)
CASPR2 Autoantibody Test (Epilepsy)
LGI1 Autoantibody Test (Epilepsy)
NMDA Receptor Autoantibody Test (Epilepsy)
VGKC Autoantibody Test (Epilepsy)
CASPR2 Autoantibody Test (Epilepsy)
LGI1 Autoantibody Test (Epilepsy)
NMDA Receptor Autoantibody Test (Epilepsy)
Preferred Specimen
2 mL serum
Minimum Volume
0.5 mL
Instructions
Note: Please label each specimen tube with two forms of patient identification. These forms of identification must also appear on the requisition form.
Serum must be separated from cells within 48 hours of collection.
Serum must be separated from cells within 48 hours of collection.
Transport Container
Plastic screw-cap vial
Transport Temperature
Refrigerated (cold packs)
Specimen Stability
Room temperature: 72 hours
Refrigerated: 28 days
Frozen: 28 days
Refrigerated: 28 days
Frozen: 28 days
Methodology
Enzyme Linked Immunosorbent Assay (ELISA) • Immunofluorescence Assay (IFA) • Radioimmunoassay (RIA)
FDA Status
This test was developed and its analytical performance characteristics have been determined by Athena Diagnostics. It has not been cleared or approved by FDA. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.
Setup Schedule
Set up: Mon, Thurs; Report available: 7-10 days
Reference Range
See Laboratory Report
Clinical Significance
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.
Performing Laboratory
Athena Diagnostics, Inc.
200 Forest Street, 2nd Floor
Marlborough, MA 01752