Orthostatic hypotension (OH) is a frequent nonmotor feature of Parkinson's disease (PD),
and its occurrence has been associated with cognitive impairment. The underlying …

Introduction: Cognitive impairment and orthostatic hypotension (OH) are common, disabling
Parkinson disease (PD) symptoms that are strongly correlated. Whether the relationship is …

Patients with Parkinson's disease (PD) often present with orthostatic hypotension (OH) as a
result of the dysautonomia associated with the disease or as a side effect of the …

Background Orthostatic hypotension is common in Lewy body disorders and may be related
to disease progression and the spread of Lewy body pathology. We therefore hypothesize …

Objective: To investigate the relation between orthostatic hypotension (OH) and posture-
mediated cognitive impairment in Parkinson disease (PD) using a cross-sectional and within …

Background. Orthostatic hypotension (OH) is an important nonmotor manifestation of
Parkinson's disease (PD). Changes in cerebrovascular reactivity may contribute to this …

Background and Objectives Orthostatic hypotension (OH) increases dementia risk in
patients with Parkinson disease (PD), although the underlying mechanisms and whether a …

To compare frequency and degree of orthostatic hypotension (OH) in Parkinson's disease
(PD) and Parkinson's disease with dementia (PDD) and its effect on attention and word …

The goal of this study was to investigate whether the supine resting perfusion of brain tissue
in symptomatic patients suffering from orthostatic hypotension (OH) is changed compared to …

A relationship between orthostatic hypotension (OH) and cognitive dysfunction in
Parkinson's disease (PD) has been recently investigated. 1-3 Most of the previous studies …