Introduction: Cognitive impairment is common in Parkinson's disease (PD), even in the early
stages, and appropriate screening tools are needed. Methods: We investigated the utility of …

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 …

Background: Numerous neuropsychological tests and test versions are used in Parkinson's
disease research, but their relative capacity to detect mild cognitive deficits and their …

Subjective cognitive complaints (SCC) are frequent in elderly populations. PD patients
report SCC more often than healthy controls. The association between SCC, objective …

Cognitive impairment (CI) and dementia are frequent and debilitating features associated
with Parkinson's disease (PD). Formal neuropsychological examination is required to …

Background The criteria for PD‐MCI allow the use of global cognitive tests. Their predictive
value for conversion from PD‐MCI to PDD, especially compared to comprehensive …

Neuropsychiatric symptoms (NPS) such as depression, hallucinations and apathy commonly
occur in Parkinson's disease (PD) and have major clinical consequences including a …

Introduction Subjective cognitive complaints (SCC) and affective symptoms are highly
prevalent in Parkinson's Disease (PD). In early PD, SCC prevalence and its affective …

Patients with Parkinson's disease (PD) often have cognitive deficits from the time of
diagnosis. Except in patients with dementia, the impact of cognitive symptoms on daily …

Objective Little is known about the disease progression of Parkinson's disease patients with
subjective cognitive complaint (PD‐SCC). This longitudinal cohort study aims to compare …