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In neurology, semantic dementia (SD), also known as semantic variant primary progressive aphasia (svPPA), is a progressive neurodegenerative disorder characterized by loss of semantic memory in both the verbal and non-verbal domains. However, the most common presenting symptoms are in the verbal domain (with loss of word meaning).
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.
FTD is traditionally difficult to diagnose owing to the diverse nature of the associated symptoms. Signs and symptoms are classified into three groups based on the affected functions of the frontal and temporal lobes: [8] These are behavioural variant frontotemporal dementia, semantic dementia, and progressive nonfluent aphasia. An overlap ...
A Dementia Care Plan can include recommended treatments and therapies for dementia symptoms and other health conditions, safety recommendations, caregiving support, end-of-life planning, and more ...
Pre-dementia or early-stage dementia (stages 1, 2, and 3). In this initial phase, a person can still live independently and may not exhibit obvious memory loss or have any difficulty completing ...
Dementia is a syndrome associated with many neurodegenerative diseases, ... One type is called semantic variant primary progressive aphasia (SV-PPA). The main feature ...
According to Dementia UK, frontotemporal dementia (FTD) is an umbrella term for a group of dementias that mainly affect the frontal and temporal lobes of the brain, which are responsible for ...
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]
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