GAD (glutamic acid decarboxylase) antibodies
| Category | Immunology |
|---|---|
| Test background |
GAD65 antibodies are found in patients with type 1 autoimmune diabetes. Antibodies to GAD65 are also found in ~60 % of patients with stiff person syndrome. |
| Clinical Indications |
Type 1 autoimmune diabetes Stiff person syndrome |
| Reference range | <5.0 AU/mL |
| Sample & container required | RST (rust top), Gel SST (Yellow Top) CSF |
| Sample volume | 5-10 mL (1 mL serum) |
| Turnaround time | 21 days |
| Notes | The laboratory is not accredited for testing CSF samples for this test. |