Clinical Research Directory

Inclusion Criteria: * Over 65 years of age * Meeting the criteria for Probable DLB as proposed in the 2017 DLB diagnostic criteria * Scoring between 0.5 and 1 on the Clinical Dementia Rating Scale (CDR) Exclusion Criteria: * If other causes of cognitive impairment are suspected, such as neurosyphilis, hypothyroidism, hyperthyroidism, metabolic encephalopathy, brain tumor, acute cerebral hemorrhage, acute cerebral infarction, previous territorial or strategic cerebral infarction, Wernicke's encephalopathy, or severe white matter hyperintensity detected in hematological tests, brain MRI, etc. * If cooperation for interviews and self-assessment is difficult (e.g., due to hearing impairment, language disorders, severe psychotic conditions) * If there is a history of psychiatric disorders: major affective disorder, schizophrenia, or schizo-affective disorder * If electroencephalography (EEG) cannot be performed * If epileptiform EEG findings are present or if the patient is currently receiving antiepileptic drugs.