Results 31 to 40 of about 37,294 (226)

Investigating Verbal Repetition in Persian-Speaking Patients with the Semantic Variant of Primary Progressive Aphasia Compared to Healthy Individuals

open access: yesJournal of Modern Rehabilitation, 2023
Introduction: Language deficit is regarded as one of the most important hallmarks of primary progressive aphasia. This study aims to analyze the nature of verbal repetition ability in a group of patients suffering from the semantic variant of primary ...
Omid Azad
doaj   +1 more source

Behavioral, computational, and neuroimaging studies of acquired apraxia of speech [PDF]

open access: yes, 2014
A critical examination of speech motor control depends on an in-depth understanding of network connectivity associated with Brodmann areas 44 and 45 and surrounding cortices.
Ballard, Kirrie J.   +2 more
core   +1 more source

Pronounced impairment of activities of daily living in posterior cortical atrophy [PDF]

open access: yes, 2020
Introduction : The impact of several dementia syndromes on activities of daily living (ADLs) has been well documented, but no study has yet investigated functional ability in posterior cortical atrophy (PCA).
Ahmed, Samrah   +5 more
core   +1 more source

Biomarkers in the primary progressive aphasias [PDF]

open access: yesAphasiology, 2014
Primary progressive aphasia (PPA) is a progressive disorder of language that is increasingly recognised as an important presentation of a specific spectrum of neurodegenerative conditions.In an era of etiologically specific treatments for neurodegenerative conditions, it is crucial to establish the histopathologic basis for PPA.
openaire   +2 more sources

Progressive compromise of nouns and action verbs in posterior cortical atrophy [PDF]

open access: yes, 2018
Processing of nouns and action verbs can be differentially compromised following lesions to posterior and anterior/motor brain regions, respectively. However, little is known about how these deficits progress in the course of neurodegeneration.
Borovinsky, Geraldine   +9 more
core   +1 more source

A review on primary progressive aphasia

open access: yesNeuropsychiatric Disease and Treatment, 2008
Primary progressive aphasia (PPA) is a neurodegenerative disease of insidious onset presenting with progressive isolated loss of language function, without significant impairment in other cognitive domains. Current diagnostic criteria require the language dysfunction to remain isolated for at least two years, and to remain the salient feature as the ...
Gabriel C, Léger, Nancy, Johnson
openaire   +3 more sources

FDG PET and MRI in logopenic primary progressive aphasia versus dementia of the Alzheimer's type. [PDF]

open access: yesPLoS ONE, 2013
The logopenic variant of primary progressive aphasia is an atypical clinical variant of Alzheimer's disease which is typically characterized by left temporoparietal atrophy on magnetic resonance imaging and hypometabolism on F-18 fluorodeoxyglucose ...
Ajay Madhavan   +12 more
doaj   +1 more source

Interpersonal prosodic correlation in frontotemporal dementia. [PDF]

open access: yes, 2019
Communication accommodation describes how individuals adjust their communicative style to that of their conversational partner. We predicted that interpersonal prosodic correlation related to pitch and timing would be decreased in behavioral variant ...
Chen, Kuan-Hua   +7 more
core   +1 more source

Sensitivity of Speech Output to Delayed Auditory Feedback in Primary Progressive Aphasias

open access: yesFrontiers in Neurology, 2018
Delayed auditory feedback (DAF) is a classical paradigm for probing sensori-motor interactions in speech output and has been studied in various disorders associated with speech dysfluency and aphasia.
Chris J. D. Hardy   +9 more
doaj   +1 more source

Non-verbal episodic memory deficits in primary progressive aphasias are highly predictive of underlying amyloid pathology [PDF]

open access: yes, 2016
Diagnostic distinction of primary progressive aphasias (PPA) remains challenging, in particular for the logopenic (lvPPA) and nonfluent/agrammatic (naPPA) variants.
Ahmed   +24 more
core   +1 more source

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