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1. Alzheimer's disease: know the symptoms. Alzheimer's disease "is an illness of the brain that occurs primarily in older people where brain cells start to die," Devi says.
Apathy, according to a 2023 study published in the Journal of Alzheimer’s Disease, could be a sign that someone is progressing from mild cognitive impairment (MCI) (less severe than dementia) to ...
Vascular dementia, the second most common type of dementia after Alzheimer’s disease, can be caused by atherosclerosis, a buildup of plaque in the arteries that can lead to heart attacks, stroke ...
This is an accepted version of this page This is the latest accepted revision, reviewed on 3 February 2025. Long-term brain disorders causing impaired memory, thinking and behavior This article is about the cognitive disorder. For other uses, see Dementia (disambiguation). "Senile" and "Demented" redirect here. For other uses, see Senile (disambiguation) and Demented (disambiguation). Medical ...
Alzheimer's disease (AD) is a neurodegenerative disease that usually starts slowly and progressively worsens. [2] It is the cause of 60–70% of cases of dementia. [2] [15] The most common early symptom is difficulty in remembering recent events. [1]
Compared to late onset dementia, patients with early onset dementia are more likely to have dementias other than Alzheimer's disease, although Alzheimer's is the most common etiology in either case. [13] In general, early onset dementia has a faster progression and features more extensive neurological damage when compared to late onset dementia.
The onset of the deficits has been between the ages of 40 and 90 years and finally there must be an absence of other diseases capable of producing a dementia syndrome. Possible Alzheimer's disease: There is a dementia syndrome with an atypical onset, presentation or progression; and without a known etiology; but no co-morbid diseases capable of ...
Vascular dementia is the second-most-common form of dementia after Alzheimer's disease in older adults. [4] The prevalence of the illness is 1.5% in Western countries and approximately 2.2% in Japan. It accounts for 50% of all dementias in Japan, 20% to 40% in Europe and 15% in Latin America. 25% of people with stroke develop new-onset dementia ...
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