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 corresponds to the major neurocognitive disorder (major NCD), 1 an acquired
decline in 1 or more cognitive domains severe enough to affect social or occupational …

Introduction Parkinson's disease (PD) is characterized by loss of dopaminergic neurons.
Neuroinflammation may represent an important factor in the pathophysiology of PD and …

Abstract The Addenbrooke's Cognitive Examination (ACE) was originally developed as a
theoretically motivated extension of the Mini-Mental State Examination (MMSE) which …

Objective Differentiating idiopathic Parkinson's disease from atypical parkinsonian
syndromes is challenging, especially in the early stages. We assessed whether the Revised …

Introduction. Among the nonmotor features of Parkinson's disease (PD), cognitive
impairment is one of the most troublesome problems. New diagnostic criteria for mild and …

Background Cortical changes associated with cognitive decline in Parkinson's disease (PD)
are not fully explored and require investigations with established diagnostic classification …

Amyotrophic lateral sclerosis (ALS) and behavioural variant frontotemporal dementia
(bvFTD) are multisystem neurodegenerative disorders that manifest overlapping cognitive …

While essential tremor (ET) has traditionally been categorized as a pure motor disease,
cross-sectional and longitudinal studies of cognition in ET have demonstrated that these …

Objective Severe hyposmia is a risk factor of dementia in Parkinson's disease (PD), while
the underlying functional connectivity (FC) and brain volume alterations in PD patients with …