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[1] [2] [3] Semantic dementia is a disorder of semantic memory that causes patients to lose the ability to match words or images to their meanings. [4] However, it is fairly rare for patients with semantic dementia to develop category specific impairments, though there have been documented cases of it occurring. [5]
As Alzheimer’s disease is the most common form of dementia — affecting an estimated 6.7 million Americans — it’s not surprising that people who experience memory loss may suspect AD.
Alzheimer's vs. dementia. The two are used interchangeably but they're not the same. "Dementia is the umbrella term," Devi says. "So any disease where there's progressive loss of cognitive ...
It is known that patients with Alzheimer's disease and patients with semantic dementia both exhibit difficulty in tasks that involve picture naming and category fluency. This is tied to damage to their semantic network, which stores knowledge of meanings and understandings. [citation needed]
The language subtypes of FTLD (semantic dementia and progressive nonfluent aphasia) can be regionally dissociated by imaging approaches in vivo. [47] The confusion between Alzheimer's and FTD is justifiable due to the similarities between their initial symptoms. Patients do not have difficulty with movement and other motor tasks. [48]
This is an accepted version of this page This is the latest accepted revision, reviewed on 1 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 ...
Worried about Alzheimer's disease? And how can you tell Alzheimer's from normal memory loss? Here are 5 key pieces of information you need to know right now.
Semantic dementia is a semantic memory disorder that causes patients to lose the ability to match words or images to their meanings. [54] It is fairly rare for patients with semantic dementia to develop category specific impairments, though there have been documented cases of it occurring.
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