Parkinson disease (PD) is the second most common neurodegenerative disorder, affecting>
1% of the population≥ 65 years of age and with a prevalence set to double by 2030. In …

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 …

Parkinson's disease (PD) is the second most common progressive neurodegenerative
disorder mainly in middle‐elderly population, which represents diverse nonmotor symptoms …

Mild cognitive impairment (MCI) is a common feature in Parkinson's Disease (PD), even at
the time of diagnosis. Some levels of heterogeneity in nature and severity of cognitive …

Abstract Purpose of Review Mild cognitive impairment is a common feature of Parkinson's
disease, even at the earliest disease stages, but there is variation in the nature and severity …

Background: Cognitive dysfunction is one of the most prevalent non-motor symptoms in
Parkinson's disease (PD), often experienced as more debilitating for patients and caregivers …

Parkinson's disease (PD) is a progressive neurodegenerative disease characterized by
motor symptoms such as rigidity, rest tremor, and bradykinesia. However, a growing body of …

Cognitive impairment is a frequent nonmotor symptom in Parkinson disease (PD), often
associated with poor outcomes and reduced quality of life. 1–3 Cognitive impairment in PD …

Cognitive impairment (CI) is a common nonmotor complication of Parkinson's disease (PD),
and is associated with significant disability for patients and burden for caregivers. Similar to …

Cognitive impairment in patients with Parkinson's disease (PD) is one of the commonest and
most disabling non-motor manifestations during the course of the disease. The clinical …