This document presents the Movement Disorder Society Clinical Diagnostic Criteria for
Parkinson's disease (PD). The Movement Disorder Society PD Criteria are intended for use …

Background The literature regarding clinical olfaction, olfactory loss, and olfactory
dysfunction has expanded rapidly over the past two decades, with an exponential rise in the …

Olfactory dysfunction is common in Parkinson's disease (PD) and often predates the
diagnosis by years, reflecting early deposition of Lewy pathology, the histologic hallmark of …

Background A Task Force was convened by the EFNS/MDS‐ES Scientist Panel on P
arkinson's disease (PD) and other movement disorders to systemically review relevant …

Background Mutations in LRRK2, the gene that encodes leucine-rich repeat kinase 2, are a
cause of Parkinson's disease (PD). The International LRRK2 Consortium was established to …

Olfactory dysfunction is an early 'pre-clinical'sign of Parkinson's disease (PD). The present
review is a comprehensive and up-to-date assessment of such dysfunction in PD and …

The correct diagnosis of Parkinson's disease is important for prognostic and therapeutic
reasons and is essential for clinical research. Investigations of the diagnostic accuracy for …

Although still considered a paradigmatic movement disorder, Parkinson's disease (PD) is
associated with a broad spectrum of non‐motor symptoms. These include disorders of mood …

Olfactory dysfunction is a common and early symptom of many neurodegenerative diseases,
particularly of Parkinson's disease and other synucleinopathies, Alzheimer's disease (AD) …

Background Parkinson's disease (PD) is a neurodegenerative disorder whose diagnosis is
often challenging because symptoms may overlap with neurodegenerative parkinsonisms …