Results 21 to 30 of about 1,477 (142)

Spatial deficits in ideomotor limb apraxia [PDF]

open access: yesBrain, 1999
Kathleen Y Haaland   +2 more
exaly   +2 more sources

Apraxias in neurodegenerative dementias

open access: yesIndian Journal of Psychological Medicine, 2015
Background: Apraxia is a state of inability to carry out a learned motor act in the absence of motor, sensory or cerebellar defect on command processed through the Praxis circuit.
Sadanandavalli Retnaswami Chandra   +2 more
doaj   +1 more source

An autopsy-proven case of Corticobasal degeneration heralded by Pontine infarction

open access: yesBMC Neurology, 2021
Background Neurodegenerative disorders are characterized by insidious progression with poorly-delineated long latent period. Antecedent clinical insult could rarely unmask latent neurodegenerative disorders.
Dallah Yoo   +3 more
doaj   +1 more source

Selective contralesional constructional hemi-apraxia after unilateral brain damage: Which relationship with unilateral spatial neglect? [PDF]

open access: yesJ Neuropsychol
Abstract We describe a peculiar contralesional drawing disorder in three patients affected by focal brain lesions, who did not show signs of unilateral neglect at standard clinical assessment, including the star cancellation test. This picture, that could be termed selective constructional hemi‐apraxia (CHA), could follow both right and left‐hemisphere
Panico F, Arini A, Crisci C, Trojano L.
europepmc   +2 more sources

Limb apraxia and the 'affordance competition hypothesis'

open access: yesFrontiers in Human Neuroscience, 2015
Limb apraxia, a disorder of higher order motor control, has long been a challenge for clinical assessment and understanding (Leiguarda and Marsden 2000).The deficits originally described in limb apraxia (Liepmann 1908) have been classified by the nature ...
Elisabeth eRounis, Glyn eHumphreys
doaj   +1 more source

Case Report: Callosal disconnection syndrome manifesting as mixed frontal-callosal-posterior alien hand syndrome following extensive corpus callosum infarct [version 1; peer review: 2 approved]

open access: yesF1000Research, 2023
Alien hand syndrome (AHS) is a rare neurological phenomenon first described by Goldstein over a century ago. The most widely recognized variants in literature are frontal, callosal, and posterior AHS. AHS due to the corpus callosum lesion can occur alone
Khin Nyein Yin   +2 more
doaj   +1 more source

Pantomime comprehension and ideomotor apraxia. [PDF]

open access: yesJournal of Neurology, Neurosurgery & Psychiatry, 1985
In a prior study it was shown that apraxic patients with posterior infarctions that included the parietal lobe could not discriminate between gestures. In this study these observations were replicated using a nonverbal paradigm in which the subjects did not have to discriminate between gestures, but instead had to comprehend their meaning.
L J, Rothi, K M, Heilman, R T, Watson
openaire   +2 more sources

Cortico-basal ganglionic degeneration a case report

open access: yesArquivos de Neuro-Psiquiatria, 1992
The case of a Brazilian patient with cortico-basal ganglionic degeneration (CBGD) is presented. Since three years ago, a 71-year old male displays asymmetric ideomotor apraxia, gait apraxia, cortical sensory impairment, myoclonus, limp dystonia and ...
J. Teotônio de Oliveira   +1 more
doaj   +1 more source

Ideomotor Apraxia in Left Thalamic Hemorrhage: Discrepancy between Clinical Course and SPECT

open access: yesBehavioural Neurology, 1991
We present a patient who developed severe ideomotor apraxia (IA) and subcortical aphasia after a hemorrhage involving the posterior part of the left thalamus and the posterior limb of the internal capsule.
Armin Schnider   +2 more
doaj   +1 more source

Ideomotor prosodic apraxia [PDF]

open access: yesJournal of Neurology, Neurosurgery & Psychiatry, 1999
Prosody is a non-verbal or suprasegmental feature of language that conveys various levels of information to the listener, including linguistic, affective (attitudinal and emotional), dialectical, and idiosyncratic data.1 The acoustical features underlying prosody include pitch, intonation, melody, cadence, loudness, timbre, tempo, stress, accent, and ...
openaire   +1 more source

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