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In neuropathy, primary progressive aphasia (PPA) [1] is a type of neurological syndrome in which language capabilities slowly and progressively become impaired. As with other types of aphasia, the symptoms that accompany PPA depend on what parts of the brain 's left hemisphere are significantly damaged. However, unlike most other aphasias, PPA ...
Semantic dementia. 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 ...
Logopenic progressive aphasia (LPA) is a variant of primary progressive aphasia. [1] It is defined clinically by impairments in naming and sentence repetition. [2] It is similar to conduction aphasia and is associated with atrophy to the left posterior temporal cortex and inferior parietal lobule. It is suspected that an atypical form of ...
Primary progressive aphasia is a type of FTD, according to the Cleveland Clinic. Aphasia can also be caused by a stroke, and in these cases the loss of ability to speak is usually sudden.
Some confusion exists in the terminology used by different neurologists. Mesulam's original description in 1982 of progressive language problems caused by neurodegenerative disease (which he called primary progressive aphasia (PPA) [4] [5] included patients with progressive nonfluent (aphasia, semantic dementia, and logopenic progressive aphasia.
There are some sad and harsh realities facing Wendy Williams amid her aphasia and frontotemporal dementia diagnosis (FTD), and complicating those matters is the tragic fact that FTD is an ...
There are two types of FTD – behavioural variant FTD (bvFTD) and primary progressive aphasia (PPA). BvFTD, which results from damage to the frontal lobes of the brain, mainly causes problems ...
Corticobasal degeneration. Corticobasal degeneration (CBD) is a rare neurodegenerative disease involving the cerebral cortex and the basal ganglia. [1] CBD symptoms typically begin in people from 50 to 70 years of age, and typical survival before death is eight years.