The patterns of olfactory function in Parksinson’s disease patients with mild cognitive impairment
Objective: To examine relationship between olfactory dysfunction and PD-MCI, and investigated the patterns of olfactory function in subtypes of PD-MCI patients using the Korean version…Levodopa impairs learning in healthy young adults: Implications for Parkinson’s disease
Objective: The objective was to investigate the effect of dopaminergic therapy on healthy young adults to test the dopamine overdose hypothesis. Background: Dopaminergic therapy improves…Association or causation? Orthostatic hypotension and cognitive impairment in α-synucleinopathies: A systematic review
Objective: To systematically review the literature for evidence of an association between orthostatic hypotension (OH) and cognitive impairment (CI) in α-synucleinopathies and to discuss possible…Circulatory levels of BDNF correlate with cognitive deficits in people with Parkinson’s disease
Objective: The aim of this study was to examine the relationship of serum BDNF levels with cognitive function. Background: Brain-derived neurotrophic factor (BDNF) is essential…Dopamine modulates learning conflicting action-valence associations in Parkinson’s disease
Objective: To investigate the effect of dopaminergic medication in Parkinson's disease (PD) on learning to act and learning to withhold action based on rewarding versus…Plasma ceramides and glucosylceramides predict cognitive decline among cognitively normal Parkinson’s disease patients
Objective: To determine whether plasma ceramides, glucosylceramides, and their ratios predict cognitive decline among cognitively normal Parkinson's disease (PD) patients. Background: There are no biomarkers…Self-reported cognitive complaints and neuropsychological performance in idiopathic REM sleep behavior disorder
Objective: The aim of this study was to investigate self-reported cognitive complaints in idiopathic REM sleep behavior disorder (iRBD) in link with the presence of…The cognitive profile of idiopathic REM sleep behavior disorder
Objective: The aim of this study was to examine the cognitive profile in a large cohort of patients with idiopathic REM sleep behavior disorder (iRBD).…Profile of depressive symptoms in Parkinson’s disease patients and a population-based elderly cohort
Objective: To examine the prevalences and profiles of depressive symptoms in Parkinson's disease (PD) patients and population-based control groups by using the Beck depression inventory.…Disease-related variables effect on depression and anxiety level in Parkinson’s patients
Objective: To evaluate correlations of depression and anxiety levels with motor symptoms, non-motor symptoms and pharmacological factors in Parkinson's disease (PD). Background: Depression and anxiety…
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