It is well known that many patients with Parkinson's disease experience neuropsychological
decline. However, the nature and extent of mental status change varies widely, with some …

We have previously performed detailed clinical and neuropsychological assessments in a
community-based cohort of patients with newly diagnosed parkinsonism, and through …

The impact of Parkinson's disease (PD) dementia is substantial and has major functional
and socioeconomic consequences. Early prediction of future cognitive impairment would …

The aim of this study was to establish the rate of progression from mild cognitive impairment
(MCI) to dementia in patients with Parkinson's disease (PD). PD patients without dementia …

This controlled prospective study examined the evolution and predictors of cognitive decline
in Parkinson's disease (PD). Consecutive patients diagnosed at baseline with PD (n= 89) …

Mild cognitive impairment associated with Parkinson's disease (PD) is a risk factor for the
development of dementia. Despite the importance of early identification of mild cognitive …

Our purpose was to characterize a state of mild cognitive impairment (MCI) in Parkinson's
disease (PD)(PD‐MCI) that would be analogous to the MCI that is posited as a precursor of …

Objective The objective of this study was to determine the frequency and impact of
subjective cognitive complaint (SCC) in Parkinson's disease (PD) patients with normal …

Background Presence of mild cognitive impairment (MCI) as a predictor for Parkinson's
disease dementia (PDD) has been discussed from a clinical perspective. Recently, a …

Parkinson's disease (PD) is a progressive neurodegenerative disease characterized by
motor symptoms such as rigidity, rest tremor, and bradykinesia. However, a growing body of …