Patients with Parkinson's disease (PD) typically present with motor symptoms, but non-motor
symptoms, including cognitive impairment, autonomic dysfunction and neuropsychiatric …

Abstract Purpose of Review Mild cognitive impairment is a common feature of Parkinson's
disease, even at the earliest disease stages, but there is variation in the nature and severity …

Introduction Cognitive impairment is a debilitating manifestation in Parkinson's disease (PD).
We sought to investigate predictors of PD-CI (PD with cognitive impairment). Methods We …

The concept of mild cognitive impairment (MCI) in the general population has received
increased attention over recent years, and is associated with risk of progression to …

A substantial percentage of patients with newly diagnosed Parkinson's disease without
dementia are reported to be affected by cognitive impairment (CI). In practice, however, CI is …

Parkinson's disease (PD) is a common, disabling, neurodegenerative disorder. In addition to
classical motor symptoms, non-motor features are now widely accepted as part of the clinical …

Objective: To describe the frequency of mild cognitive impairment (MCI) in Parkinson
disease (PD) in a cohort of newly diagnosed incident PD cases and the associations with a …

Mild cognitive impairment (MCI) is a common feature in Parkinson's Disease (PD), even at
the time of diagnosis. Some levels of heterogeneity in nature and severity of cognitive …

Dementia in Parkinson's disease (PD) is a serious health issue and a major concern for
many patients. In most cases mild cognitive impairment (MCI) is considered a transitional …

Background: Little is known regarding the cognitive impairment in subjects with early, drug-
naïve Parkinson disease (PD). The aim of this study was to explore the proportion with mild …