Casandra
Casandra Test Code QD03325Version 1 (DRAFT)
Performing Lab
GAD65 Neurological Syndrome Antibody Test
Clinical Use
Order TestUse
Anti‑GAD65 antibody is found in patients with Stiff‑Person syndrome, subacute cerebellar ataxia, or encephalitis. It is used to aid in the evaluation of neurologic autoimmune syndromes associated with glutamic acid decarboxylase‑65 antibodies.
Special Instructions
Not provided.
Limitations
Not provided.
Test Details
Methodology
Immunoassay (ELISA)
Biomarkers
GAD65
ProteinGAD65 Antibody
Other • Binary (Detected / Not Detected)
Result Turnaround Time
7-10 days
Related Documents
For more information, please review the documents below
Specimen Requirements
Specimen
Serum
Volume
2 mL serum
Minimum Volume
0.5 mL
Collection Instructions
Serum must be separated from whole blood within 48 hours of collection.
Causes for Rejection
Gross hemolysis • Lipemic • Turbid • Bacterial contamination
Stability Requirements
| Temperature | Period |
|---|---|
| Room Temperature | 72 hours |
| Refrigerated | 28 days |
| Frozen | 4 months |
Similar Tests
Other tests from different labs that may be relevant
Glutamic Acid Decarboxylase (GAD) Autoantibody
Labcorp
Glutamic Acid Decarboxylase (GAD65) Antibody Assay, Serum
Mayo Clinic Lab
Stiff-Person Disorders Profile, Serum
Labcorp
Stiff-Person Spectrum Disorders Evaluation, including Progressive Encephalomyelitis with Rigidity and Myoclonus, Serum
Mayo Clinic Lab
Autoimmune Stiff-Person Disorders, Serum
ARUP Laboratories
Stiff-Person Spectrum Disorders, including Progressive Encephalomyelitis with Rigidity and Myoclonus, Interpretation, Serum
Mayo Clinic Lab
Glutamic Acid Decarboxylase Antibody
ARUP Laboratories
Gamma-Amino Butyric Acid Type A (GABA-A) Receptor Antibody, Cell-Binding Assay, Serum
Mayo Clinic Lab
Gamma-Aminobutyric Acid Receptor, Type A (GABA-AR) Antibody, IgG by CBA-IFA with Reflex to Titer, Serum
ARUP Laboratories
Gamma Aminobutyric Acid Receptor, Type B (GABA-BR) Antibody, IgG by CBA-IFA With Reflex to Titer, Serum
ARUP Laboratories