| GAD | Glutamic acid decarboxylase |
| GABA | Gamma-aminobutyric acid |
| PLP | Pyridoxal 5’-phosphate |
| Ab | Antibodies |
| Svs | Synaptic vesicles |
| HCS70 | Heat Shock Cognate 70 |
| CSP | Cysteine-String Protein |
| VGAT | Vesicular GABA transporter |
| CaMKII | Calcium/calmoduline protein kinase |
| T1DM | Type 1 diabetes mellitus |
| SPS | Stiff-person syndrome |
| CA | Cerebellar ataxia |
| LE | Limbic encephalitis |
| CSF | Cerebrospinal fluid |
| ELISA | Enzyme-linked immunosorbent assay |
| RIA | Radioimmunoassay |
| 125I | Iodine-125 |
| SV | Synaptic vesicles |
| HLA | Human leukocyte antigen |
| TLE | Temporal lobe epilepsy |
| ICI | Immune checkpoint inhibitors |
| EMG | Electromyogram |
| MRI | magnetic resonance imaging |
| MDS | Myelodysplastic syndrome |
| PET | Positron emission tomography |
| PA | Pernicious anemia |
| NSCLC | Non-small cell lung cancer |
| NA | Not available |
| PERM | Progressive encephalomyelitis with rigidity and myoclonus |
| mRS | Modified Rankin Score |
| FLAIR | Fluid-attenuated inversion recovery |
| EEG | Electroencephalogram |
| CS | Corticosteroids |
| FU | Follow-up |
| IV | Intravenous |
| IVIg | Intravenous immunoglobulin |
| MP | Methylprednisolone |
| PE | Plasma exchange |
| ICARS | International Cooperative Ataxia Rating Scale |
| AZA | Azathioprine |