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Early onset dementia is a general term that describes a group of conditions featuring progressive cognitive decline, particularly in the domains of executive function, learning, language, memory, or behavior. This condition may occur due to various different causes, including degenerative, autoimmune, or infectious processes.
Early-onset Alzheimer's disease. Early-onset Alzheimer's disease (EOAD), also called younger-onset Alzheimer's disease (YOAD), [1] is Alzheimer's disease diagnosed before the age of 65. [2] It is an uncommon form of Alzheimer's, accounting for only 5–10% of all Alzheimer's cases. About 60% have a positive family history of Alzheimer's and 13% ...
Dementia is a syndrome associated with many neurodegenerative diseases, characterized by a general decline in cognitive abilities that affects a person's ability to perform everyday activities. This typically involves problems with memory, thinking, behavior, and motor control. [ 10 ]
Frontotemporal dementia is an early onset disorder that mostly occurs between the ages of 45 and 65, [ 13 ] but can begin earlier, and in 20–25% of cases onset is later. [ 11 ][ 14 ] Men and women appear to be equally affected. [ 15 ] It is the most common early presenting dementia. [ 16 ]
Memory disorder. Appearance. Memory disorders are the result of damage to neuroanatomical structures that hinders the storage, retention and recollection of memories. Memory disorders can be progressive, including Alzheimer's disease, or they can be immediate including disorders resulting from head injury.
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 ...
Scores in each of these are combined to obtain a composite score ranging from 0 through 3. [ 2 ] Clinical Dementia Rating Assignment Qualitative equivalences are as follows:NACC Clinical Dementia Rating. CDR is credited with being able to discern very mild impairments, but its weaknesses include the amount of time it takes to administer, its ...
As populations age, caring for people with dementia has become more common. Elderly caregiving may consist of formal care and informal care. Formal care involves the services of community and medical partners, while informal care involves the support of family, friends, and local communities. In most mild-to-medium cases of dementia, the ...