Mild cognitive impairment (PD-MCI) and dementia (PDD) are among the most frequent non-
motor symptoms in Parkinson's disease (PD). PD-MCI is six times more likely than age …

Abstract Quercetin (3, 3′, 4′, 5, 7‐pentahydroxyflavone) is found in vegetables and fruits.
It is one of the major flavonoids that is part of human diets. Quercetin has several …

Importance Parkinson disease (PD) is heterogeneous in symptom manifestation and rate of
progression. Identifying factors that influence disease progression could provide …

Background Loss‐of‐function mutations in the GBA gene are associated with more severe
cognitive impairment in PD, but the nature of these deficits is not well understood and …

Importance Cognitive impairment is a common and disabling problem in Parkinson disease
(PD) that is not well understood and is difficult to treat. Identification of genetic variants that …

Cognitive impairment is common in PD, even in early stages. The construct of mild cognitive
impairment has been used to identify clinically evident cognitive impairment without …

Several studies have recently shown that basal ganglia (BG) deterioration leads to
distinctive impairments in the domains of syntax, action verbs, and action semantics. In …

Background The optimal properties of a comprehensive (level II) neuropsychological battery
for determining Parkinson's disease mild cognitive impairment (PD‐MCI) by Movement …

Background and Purpose: Comparative studies of exercise interventions for people with
Parkinson disease (PD) rarely considered how one should deliver the intervention. The …

We examined the frequency of Parkinson disease with mild cognitive impairment (PD‐MCI)
and its subtypes and the accuracy of 3 cognitive scales for detecting PD‐MCI using the new …