Pathophysiological substrate (s) and progression of Parkinson's disease (PD) with mild
cognitive impairment (PD-MCI) are still matter of debate. Baseline cerebrospinal fluid (CSF) …

Introduction Cognitive impairment in early Parkinson's disease (PD) is common and distinct
from early Alzheimer's disease. Predictors and mechanisms are only partially known, but α …

Among the nonmotor symptoms in Parkinson's disease (PD), cognitive impairment is one of
the most common and devastating. Over recent years, mild cognitive impairment (MCI) has …

Background: Mild cognitive impairment and dementia are common, clinically important
features of Parkinson's disease (PD). The underlying disease pathology is heterogeneous …

Cognitive dysfunction in Parkinson's disease (PD) has received increasing attention, and,
together with other non-motor symptoms, exert a significant functional impact in the daily …

We tested the hypothesis that levels of CSF biomarkers associated with dementia and
cognitive impairment are correlated with cognitive performance in non-demented …

Parkinson's disease (PD) is a neurodegenerative disease with heterogeneous pathological
and clinical features. Cognitive dysfunction, a frequent non-motor complication, is a risk …

Many patients with Parkinson's disease (PD) will develop cognitive impairment. Cross-
sectional studies have shown that certain protein levels are altered in the cerebrospinal fluid …

In early-stage Parkinson′ s disease (PD), cognitive impairment is common, and a variety of
cognitive domains including memory, attention, and executive functioning may be affected …

The pathogenesis of cognitive impairment in Parkinson's disease (PD) patients remains
unclear, and there is no ideal diagnostic tool available at present. We assessed integrated …