Alzheimer disease (AD), the most common cause of dementia in the elderly, is a progressive neurodegenerative disorder that gradually robs the patient of cognitive function and eventually causes death.

阿尔茨海默病是一种以渐进性的认知功能障碍为主要特征的神经退行性疾病，该病最终会导致死亡，是痴呆病中最常见的一种类型。

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Known as brain infarcts, they're involved in vascular dementia, the second most common form of dementia, after Alzheimer's disease.

CNN: Mediterranean diet may help prevent dementia, study says

Memantine is also especially useful in the treatment of patients with Alzheimer's disease and patients with vascular dementia.

CNN: Better understanding of dementia leading to more effective therapies

Haloperidol (Haldol) is indicated in the treatment of behavior issues in a patient with Alzheimer's disease, but can be harmful to a patient with dementia caused by Parkinson's disease.

CNN: Better understanding of dementia leading to more effective therapies