Article abstract-Conflicting reports about the effects of depression on cognition in
Parkinson's disease (PD) are difficult to interpret because they are based on small sample …

Disorders of learning and memory are a frequent finding in nondemented Parkinson disease
(PD) patients. It is not clear to what extent depression, present in at least half the cases of …

Objectives: To compare quantitative and qualitative aspects of neuropsychological test
performance in patients with Parkinson's disease who currently had depression (PDD) and …

The presence of depression and cognitive impairments was examined in seventy patients
with Parkinson's disease (PD). Forty nine patients of this original cohort were re-examined …

To determine the prevalence of depression in Parkinson disease (PD) we evaluated 55
consecutive patients without dementia and 31 of their spouses. All subjects completed the …

Neuropsychological deficits including cognitive impairment as well as depression are
among the most frequent and important mental disorders found in patients with Parkinson's …

This study compared the performance of Parkinson's disease (PD) patients with and without
depression, patients with depression alone, and normal control subjects on a cognitive …

Objective: To investigate the importance of major depression in the production of cognitive
deficits in patients with Parkinson disease (PD). Design: A comprehensive …

INTRODUCTION: Depression and dementia are common problems in PD. As the
depression and dementia of PD share many symptoms such as apathy, anhedonia, anergia …

To reexamine the relationships of depression, anxiety and cognitive impairment in
Parkinson's disease (PD), 27 patients with idiopathic PD received two measures of …