A wide spectrum of comorbidities has been associated with Parkinson's disease (PD), a
progressive neurodegenerative disease that affects more than seven million people …

Typical Parkinsonian symptoms consist of bradykinesia plus rigidity and/or resting tremor.
Some time later postural instability occurs. Pre-motor symptoms such as hyposmia …

Objective: To use administrative medical claims data to identify patients with incident
Parkinson disease (PD) prior to diagnosis. Methods: Using a population-based case-control …

Neuropsychiatric and cognitive symptoms are common in Parkinson's disease (PD) and may
precede and exceed motor symptoms as major factors impacting disease course and quality …

Abstract Although Parkinson's Disease (PD) is mostly considered a motor disorder, it can
present at early stages as a non-motor pathology. Among the non-motor clinical …

Exposure to psychological stress is known to seriously disrupt the operation of the
substantia nigra (SN) and may in fact initiate the loss of dopaminergic neurons within the …

Aim: This study aimed to evaluate the prevalence of physical comorbidities among elderly
patients with depression attending psychiatric services and the secondary aim of the study …

Despite advances in diagnostics and clinical recognition, depressive symptoms in
Parkinson's disease (PD) exceeding normal limits remain effectively untreated. In this study …

Abstract Objective Nonmotor symptoms (NMSs) are common in Parkinson disease (PD),
affecting patient's quality of life. The prevalence and domains of NMSs in untreated de novo …

Parkinson's disease (PD) is a progressive neurodegenerative disorder with prominent motor
and non-motor symptoms. Psychosis develops in over 40% of PD patients and it is one of …