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Major or Mild Neurocognitive Disorder due to Alzheimer’s Disease

Alzheimer’s disease is a neurodegenerative disease of the brain typically characterized by prominent memory impairment with specific pathology including senile plaques and neurofibrillary tangles. Over time, Alzheimer’s disease produces neurochemical deficits and prominent brain atrophy leading to cognitive deficits that interfere with the person’s activities of daily living and functioning.

Alzheimer’s disease is by far the most common form of dementia, the cause of approximately 75% of dementia cases either by itself or in combination with other disorders. The overall prevalence of Alzheimer’s disease in the community is estimated at about 10% in population-based studies. Alzheimer’s disease becomes more prevalent with age, with most cases being diagnosed after the age of 65 years. In fact, the incidence roughly doubles with every 5 years of age from ...

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