Dementia in Parkinson's disease (PD/PDD) is a common complication with a prevalence of
up to 50%, but the specific changes underlying the cognitive decline remain undefined …

In their recent review about the morbid anatomy of dementia, Kalaitzakis and Pearce [24]
critically discussed the impact of both cortical a-synuclein (aSyn) and Alzheimer disease …

Cognitive impairment is one of the most salient non-motor symptoms of Parkinson disease
(PD) that poses a significant burden on the patients and carers as well as being a risk factor …

Dementia is increasingly recognized as a common feature in patients with Parkinson
disease (PD) and dementia with Lewy bodies (DLB), both sharing many clinical and …

Dementia in parkinsonism is caused by a variety of central nervous system (CNS) lesions, of
which the molecular and pathogenic causes are poorly understood but probably include: 1 …

Mental dysfunction including dementia in Parkinson's disease (PD), the incidence of which
averages 20–40%, is suggested to have six-fold lifetime risk compared to age-matched …

Dementia in Parkinson's disease (PD‐D) has only been acknowledged in the recent three
decades, but research in this field has accelerated. The purpose of this review was to …

Objective: A study was undertaken to examine the neuropathological substrates of cognitive
dysfunction and dementia in Parkinson disease (PD). Methods: One hundred forty patients …

Cognitive impairment (CI) is a characteristic non-motor feature of Parkinson disease (PD)
that poses a severe burden on the patients and caregivers, yet relatively little is known about …

The pathological basis of dementia and visual hallucinations in Parkinson's disease (PD) is
not yet fully understood. To investigate this further we have conducted a clinico-pathological …