Results 41 to 50 of about 4,483 (202)

Posterior Cortical Atrophy in the Asia‐Pacific: A Report From the PCA Asian Workgroup

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Posterior Cortical Atrophy (PCA) is a distinct dementia syndrome primarily affecting spatial abilities and visual processing. It is associated with degeneration in the posterior part of the brain. PCA is subclassified into PCA‐pure and PCA‐plus syndromes based on consensus criteria.
Yuttachai Likitjaroen   +11 more
wiley   +1 more source

The Orthographic Ambiguity of the Arabic Graphic System: Evidence from a Case of Central Agraphia Affecting the Two Routes of Spelling

open access: yesBehavioural Neurology, 2022
The Arabic writing system includes ambiguities that create difficulties in spelling. These ambiguities relate mainly to the long vowels, some phoneme-grapheme conversions, lexical particularities, and the connectivity of letters.
Assia Boumaraf   +2 more
doaj   +1 more source

DUAL-tDCS Treatment over the Temporo-Parietal Cortex Enhances Writing Skills: First Evidence from Chronic Post-Stroke Aphasia

open access: yesLife, 2021
The learning of writing skills involves the re-engagement of previously established independent procedures. Indeed, the writing deficit an adult may acquire after left hemispheric brain injury is caused by either an impairment to the lexical route, which
Francesca Pisano   +3 more
doaj   +1 more source

Visual signs and symptoms in patients with the visual variant of Alzheimer disease. [PDF]

open access: yes, 2015
BACKGROUND: Prominent visual symptoms can present in the visual variant of Alzheimer's disease (VVAD). Ophthalmologists have a significant role to play in the early diagnosis of VVAD.
Borruat, F.X., Ghika, J., Kaeser, P.F.
core   +1 more source

Double dissociation between conduction aphasia and conduction agraphia supports a ventro‐dorsal partition of the left arcuate fasciculus

open access: yesJournal of Neuropsychology, EarlyView.
Abstract We identified in two awake surgery cases a postoperative double dissociation between phonological and graphemic output buffer deficits. Using lesion‐symptom mapping from ischaemic mini‐strokes and preoperative tractography, we demonstrated that the phonological (resp. graphemic) disorder fitted with ventral (resp.
Valéry Mandonnet   +5 more
wiley   +1 more source

Neologistic jargon aphasia and agraphia in primary progressive aphasia [PDF]

open access: yes, 2009
The terms 'jargon aphasia' and 'jargon agraphia' describe the production of incomprehensible language containing frequent phonological, semantic or neologistic errors in speech and writing, respectively.
Rohrer, JD, Rossor, MN, Warren, JD
core  

Endovascular Therapy Versus Best Medical Treatment in Posterior Cerebral Artery Stroke: A Systematic Review and Meta‐Analysis

open access: yesBrain and Behavior, Volume 16, Issue 1, January 2026.
Graphical abstract representing key findings of our study. ABSTRACT Introduction Posterior cerebral artery (PCA) stroke, while comprising a smaller proportion of ischemic strokes, often results in significant neurological deficits and poses distinctive therapeutic challenges.
Umama Alam   +15 more
wiley   +1 more source

Mathematical difficulties as decoupling of expectation and developmental trajectories [PDF]

open access: yes, 2014
Recent years have seen an increase in research articles and reviews exploring mathematical difficulties (MD). Many of these articles have set out to explain the etiology of the problems, the possibility of different subtypes, and potential brain regions ...
McLean, Janet F., Rusconi, Elena
core   +3 more sources

Micrographia in Parkinson's Disease: Automatic Recognition through Artificial Intelligence

open access: yesMovement Disorders Clinical Practice, Volume 12, Issue 12, Page 2187-2196, December 2025.
Abstract Background Parkinson's disease (PD) leads to handwriting abnormalities primarily characterized by micrographia. Whether micrographia manifests early in PD, worsens throughout the disease, and lastly responds to L‐Dopa is still under scientific debate.
Francesco Asci   +8 more
wiley   +1 more source

Crossed-Brain Representation of Verbal and Nonverbal Functions [PDF]

open access: yes, 2015
A74-year-old, left-handedman presentedwith a rapidly evolving loss of strength in his right leg associated with difficulty in walking. MR images disclosed an extensive left hemisphere tumor.
Ardilla, Alfredo   +6 more
core   +3 more sources

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