So-called idiopathic rapid eye movement (REM) sleep behaviour disorder (RBD), formerly
seen as a rare parasomnia, is now recognized as the prodromal stage of an α …

Several studies report an association between REM Sleep Behavior Disorder (RBD) and
neurodegenerative diseases, in particular synucleinopathies. Interestingly, the onset of RBD …

Cognitive impairment occurs in most individuals with Parkinson's disease (PD), exacting a
high toll on patients, their caregivers, and the healthcare system. In this review, we begin by …

Background Identifying factors influencing phenotypic heterogeneity in Parkinson's Disease
is crucial for understanding variability in disease severity and progression. Age and gender …

Background Serial dopamine transporter (DAT) imaging in patients with Parkinson's disease
(PD) and other synucleinopathies shows progressive nigrostriatal dopaminergic dysfunction …

Patients with REM sleep behavior disorder (RBD) enact violent dreams during REM sleep in
the absence of normal muscle atonia. This disorder is highly frequent in patients with …

Affective disorders, cognitive decline, and psychosis have long been recognized as common
in Parkinson disease (PD), and other psychiatric disorders include impulse control …

Parkinson's disease is a progressive neurodegenerative disorder associated with Lewy
body disease pathology in central and peripheral nervous system structures. Although the …

Parasomnias are abnormal behaviors emanating from or associated with sleep.
Sleepwalking and related disorders result from an incomplete dissociation of wakefulness …

Although other nonmotor phenomena representing possible prodromal symptoms of
Parkinson's disease have been described in some detail, the occurrence and characteristics …