The onset of symptoms tends to be fairly gradual and to occur over 1-12 years. Symptoms of<unk>  may include: * Personality changes * Aggression * Delusional behavior * Concentration and memory problems * Coma * Disorientation * Headaches * Jerks in the muscles (myoclonus – 65% of cases) * Lack of coordination (ataxia – 65% of cases) * Partial paralysis on the right side * Psychosis * Seizures (60% of cases) * Sleep abnormalities (55% of cases) * Speech problems (transient aphasia – 80% of cases) * Status epilepticus (20% of cases) * Tremors (80% of cases)
Hashimoto's encephalopathy
Rasmussen's encephalitis
Japanese encephalitis
La Crosse encephalitis
Saint Louis encephalitis
Powassan encephalitis
Marburg acute multiple sclerosis
Limbic encephalitis