Table 2. Diagnostic criteria.

Reference [15]

EEG: electroencephalography, CSF: cerebrospinal fluid, MRI: magnetic resonance imaging

Requires all three criteria to be present

Subacute onset of cognitive deficits, neurological, or psychiatric symptoms

Bilateral brain abnormalities in medial temporal lobes in T2 weighted MRI images

CSF pleocytosis or EEG with epileptic discharges or slow-wave activity involving the temporal lobes

Symptoms not better explained by other conditions