Background Cognitive impairment is a common nonmotor manifestation of Parkinson's
disease, with deficits ranging from mild cognitive difficulties in 1 or more of the cognitive …

Dementia with Lewy bodies is the second most common form of neurodegenerative
dementia, yet scarce evidence is available about its prognosis and natural history, which are …

Abstract Background The Mini-Mental State Examination (MMSE) and the Montreal
Cognitive Assessment (MoCA) are the most commonly used scales to detect mild cognitive …

Background: The Montreal Cognitive Assessment (MoCA) has a high sensitivity for detecting
cognitive dysfunction. Swedish normative data does not exist and international norms are …

Objectives The objectives of this study were to investigate (1) the annual rate of progression
of motor and cognitive symptoms and (2) baseline predictors of different modalities for this …

Early identification of cognitive impairment in Parkinson's disease (PD) has important clinical
and research implications. The aim of our study was to investigate the role of plasma tau …

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 …

Objective In a multicenter cohort of probable dementia with Lewy bodies (DLB), we tested
the hypothesis that β-amyloid and tau biomarker positivity increases with age, which is …

Background Accumulating evidence points to the superiority of the Mo CA over the MMSE as
a cognitive screening tool. To facilitate the transition from the MMSE to the Mo CA in clinical …

Several cognitive domains show decline with increasing age, which is associated with
poorer work performance and reduced quality of life. As many nations show a rise in the …