Force coordination during bimanual task performance in Parkinson’s disease

2013 ◽  
Vol 229 (2) ◽  
pp. 261-271 ◽  
Author(s):  
Stacey L. Gorniak ◽  
Andre G. Machado ◽  
Jay L. Alberts
2016 ◽  
Vol 123 (5) ◽  
pp. 495-501 ◽  
Author(s):  
Valeria Dibilio ◽  
Claudia Stummer ◽  
Linda Drenthen ◽  
Bastiaan R. Bloem ◽  
Jorik Nonnekes ◽  
...  

2013 ◽  
Vol 27 (2) ◽  
pp. 183-191 ◽  
Author(s):  
Jennifer A. Foley ◽  
Reiner Kaschel ◽  
Sergio Della Sala

Several studies have found dual tasking to be impaired in Alzheimer's disease (AD), but unaffected by healthy ageing. It is not known if this deficit is specific to AD, or also present in other neurodegenerative disorders that can occur in later life, such as Parkinson's disease (PD). Therefore, this study investigated dual tasking in 13 people with PD, 26 AD and 42 healthy age-matched controls. The people with AD demonstrated a specific impairment in dual tasking, which worsened with increasing disease severity. The people with PD did not demonstrate any deficits in dual tasking ability, when compared to healthy controls, suggesting that the dual task impairment is specific to AD.


1998 ◽  
Vol 86 (1) ◽  
pp. 171-180 ◽  
Author(s):  
Z. Katsarou ◽  
S. Bostantjopoulou ◽  
A. Alevriadou ◽  
G. Mentenopoulos ◽  
X. Avraam ◽  
...  

Visuospatial discrimination was evaluated longitudinally in 45 patients with idiopathic Parkinson's disease. 47 normal matched subjects served as controls. Visuospatial discrimination was assessed by means of a picture test with complex superimposed objects (Poppelreuter's test) at the beginning of the study as well as three years later. At initial evaluation the group with Parkinson's disease identified fewer objects than the control group and made more errors. Relations between performance on the visuospatial discrimination task and the main parameters of the disease were not statistically significant. At reevaluation, three years later on the same task, performance by the group with Parkinson's disease deteriorated. Longitudinal assessment of motor symptoms showed that disease progressed during the study period in 35 patients. Comparison of motor deterioration with performance on the visuospatial discrimination task showed no statistically significant relationship.


2017 ◽  
Vol 7 (1) ◽  
Author(s):  
Linlin Gao ◽  
Jiarong Zhang ◽  
Yanan Hou ◽  
Mark Hallett ◽  
Piu Chan ◽  
...  

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