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 …

[HTML][HTML] The Neural correlates of limb apraxia: An anatomical likelihood estimation meta-analysis of lesion-symptom mapping studies in brain-damaged patients

M Metaireau, F Osiurak, A Seye, M Lesourd - … & Biobehavioral Reviews, 2024 - Elsevier
Limb apraxia is a motor disorder frequently observed following a stroke. Apraxic deficits are
classically assessed with four tasks: tool use, pantomime of tool use, imitation, and gesture …

[HTML][HTML] 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 …

Apraxia: A disorder at the cognitive-motor interface

LJ Buxbaum, S Kalenine - The Cognitive Neurosciences-6th edition, 2020 - hal.univ-lille.fr
Limb apraxia is a complex disorder of skilled movement characterized by spatiotemporal
errors in movement imitation and pantomime, difficulty selecting object-appropriate actions …

[HTML][HTML] It takes two to pantomime: Communication meets motor cognition

L Finkel, K Hogrefe, SH Frey, G Goldenberg… - NeuroImage: Clinical, 2018 - Elsevier
For over a century, pantomime of tool use has been employed to diagnose limb apraxia, a
disorder of motor cognition primarily induced by left brain damage. While research …

Neural underpinnings of gesture discrimination in patients with limb apraxia

M Pazzaglia, N Smania, E Corato… - Journal of …, 2008 - Soc Neuroscience
Limb apraxia (LA), is a neuropsychological syndrome characterized by difficulty in
performing gestures and may therefore be an ideal model for investigating whether action …

Limb apraxia and the left parietal lobe

LJ Buxbaum, J Randerath - Handbook of clinical neurology, 2018 - Elsevier
Limb apraxia is a heterogeneous disorder of skilled action and tool use that has long
perplexed clinicians and researchers. It occurs after damage to various loci in a densely …

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 …

[HTML][HTML] 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 …

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 …