| AD | autosomal dominant |
| AMPA | α-amino-3-hydroxy-5-methyl-4-isoxazolepropionic acid |
| APP | amyloid precursor protein |
| AR | autosomal recessive |
| ATP7B | ATPase copper transporting beta |
| BAFME2 | benign adult familial myoclonic epilepsy 2 |
| BP | Bereitschaftspotential |
| CJD | Creutzfeldt-Jakob disease |
| DNA | desoxyribonucleic acid |
| DPPX | dipeptidyl-peptidase-like protein 6 |
| DRPLA | dentatorubral-pallidoluysian atrophy |
| EBV | Epstein Barr virus |
| EEE | Eastern equine encephalitis |
| EEG | electroencephalography |
| EMG | electromyography |
| EPM | progressive myoclonic epilepsy |
| FDG | fluorodeoxyglucose |
| fMRI | functional magnetic resonance tomography |
| GABA | gamma-aminobutyric acid |
| GAD | glutamic decarboxylase |
| GFR | glomerular filtration rate |
| GluR | glutamate receptor |
| GM2 | monosialic ganglioside 2 |
| GPi | globus pallidus internus |
| GTP-CH | guanosine triphosphate cyclohydrolase |
| HE | hepatic encephalopathy |
| Hz | Hertz |
| HSV-1 | herpes simplex virus 1 |
| JME | juvenile myoclonic epilepsy |
| LGl1 | anti-leucine-rich glioma inactivated-1 |
| LHON | Leber hereditary optic neuropathy |
| LIMP 2 | lysosomal integral membrane protein type 2 |
| LLR | long latency reflexes |
| m | meter |
| MEG | magnetoencephalography |
| MELAS | mitochondrial encephalomyopathy, lactic acidosis, and stroke-like episodes |
| MERFF | myoclonic epilepsy with ragged red fibers |
| mGluR | metabotropic glutamate receptor |
| MRS | magnetic resonance spectroscopy |
| ms | millisecond |
| NMDA | N-methyl-D-aspartate |
| OMS | opsoclonus-myoclonus syndrome |
| PERM | progressive encephalomyelitis with rigidity |
| PET | positron emission tomography |
| PME | progressive myoclonic epilepsies |
| POLG | DNA polymerase gamma |
| PSM | propriospinal myoclonus |
| s | second |
| SCA | spinocerebellar ataxia |
| SCARB2 | scavenger receptor class B member 2 |
| SGCE | sarcoglycan-ε |
| SEP | somatosensory evoked potentials |
| SREAT | steroid-responsive encephalopathy with autoimmune thyroid disease |
| TMS | transcranial magnetic stimulation |
| TPO | thyroid peroxidase |
| VIM | ventral intermediate |
| VZV | varizella zoster virus |
| WNV | West Nile virus |
| WEE | Western equine encephalitis |
| µV | microvolt |