Clinical Research Directory

Inclusion Criteria: Male or female VaD-MCI patients between the ages of 50-85; The psychological evaluation was in accordance with MMSE score of 18-26 (including 18 and 26) and CDR score of 0.5. The inclusion criteria based on MRI examination include: ① Multiple supratentorial subcortical lacunae (3-20 mm) with or without white matter degeneration, or moderate and severe white matter degeneration (Fazekas score ≥2) with or without lacunae; ② White matter lesions such as cortical/watershed infarction, cerebral hemorrhage, hydrocephalus or other causes (such as multiple sclerosis) were excluded; ③ There was no medial atrophy of hippocampus or temporal lobe (MTA 0); Can cooperate to complete clinical research. Exclusion Criteria: Suffering from any cause of disturbance of consciousness. Severe aphasia or physical disability can not complete the neuropsychological examination Those who have a history of alcoholism, or drug addiction, or neurological diseases such as brain trauma, epilepsy, encephalitis, normal intracranial pressure hydrocephalus, etc. that can cause cognitive impairment. Suffering from systemic diseases that may lead to cognitive impairment (such as liver and kidney insufficiency, endocrine diseases, vitamin deficiency). Have a history of using antipsychotics for more than five years before diagnosis. There are contraindications for head MRI examination.