A role for the action observation network in apraxia after stroke

G Pizzamiglio, Z Zhang, J Kolasinski… - Frontiers in Human …, 2019 - frontiersin.org
Limb apraxia is a syndrome often observed after stroke that affects the ability to perform
skilled actions despite intact elementary motor and sensory systems. In a large cohort of …

Brain activity underlying tool-related and imitative skills after major left hemisphere stroke

M Martin, K Nitschke, L Beume, A Dressing, LE Bühler… - Brain, 2016 - academic.oup.com
Apraxia is a debilitating cognitive motor disorder that frequently occurs after left hemisphere
stroke and affects tool-associated and imitative skills. However, the severity of the apraxic …

Structural disconnection of the tool use network after left hemisphere stroke predicts limb apraxia severity

FE Garcea, C Greene, ST Grafton… - Cerebral Cortex …, 2020 - academic.oup.com
Producing a tool use gesture is a complex process drawing upon the integration of stored
knowledge of tools and their associated actions with sensory–motor mechanisms supporting …

Characterising factors underlying praxis deficits in chronic left hemisphere stroke patients

E Rounis, A Halai, G Pizzamiglio, MAL Ralph - Cortex, 2021 - Elsevier
Limb apraxia, a disorder of skilled action not consequent on primary motor or sensory
deficits, has traditionally been defined according to errors patients make on …

Neural correlates of acute apraxia: Evidence from lesion data and functional MRI in stroke patients

A Dressing, CP Kaller, K Nitschke, LA Beume… - Cortex, 2019 - Elsevier
Behavioral deficits after stroke like apraxia can be related to structural lesions and to a
functional state of the underlying network–three factors, reciprocally influencing each other …

Limb apraxias: The influence of higher order perceptual and semantic deficits in motor recovery after stroke

E Rounis, F Binkofski - Stroke, 2023 - Am Heart Assoc
Stroke is a leading cause of disability worldwide. Limb apraxia is a group of higher order
motor disorders associated with greater disability and dependence after stroke. Original …

The correlation between apraxia and neglect in the right hemisphere: A voxel-based lesion-symptom mapping study in 138 acute stroke patients

A Dressing, M Martin, LA Beume, D Kuemmerer… - Cortex, 2020 - Elsevier
Apraxia is frequently described after left hemisphere stroke and results from lesions to a
complex network for motor cognition with dorso-dorsal, ventro-dorsal and ventral processing …

Single-case disconnectome lesion-symptom mapping: Identifying two subtypes of limb apraxia

R Metzgar, H Stoll, ST Grafton, LJ Buxbaum… - Neuropsychologia, 2022 - Elsevier
Influential theories of skilled action posit that distinct cognitive mechanisms and
neuroanatomic substrates support meaningless gesture imitation and tool use pantomiming …

Critical brain regions for tool-related and imitative actions: a componential analysis

LJ Buxbaum, AD Shapiro, HB Coslett - Brain, 2014 - academic.oup.com
Numerous functional neuroimaging studies suggest that widespread bilateral parietal,
temporal, and frontal regions are involved in tool-related and pantomimed gesture …

A preliminary study of white matter disconnections underlying deficits in praxis in left hemisphere stroke patients

E Rounis, E Thompson, M Scandola, V Nozais… - Brain Structure and …, 2024 - Springer
Limb apraxia is a higher-order motor disorder often occurring post-stroke, which affects
skilled actions. It is assessed through tasks involving gesture production or pantomime …