… Neuropsychiatric symptoms are common in nondemented PD patients suggesting that they
… the beginning of the disease and appears more related to disease progression than to the …

… neuropsychiatric symptoms and cognitive impairments in PD. In the second stage, there
were 26 published articles on the neural bases of neuropsychiatric symptoms in PD. …

… Reports from the US and Europe suggest depression, anxiety, and apathy occur with
increased frequency in PD, but data on the occurrence of neuropsychiatric symptoms in patients …

… Neuropsychiatric symptoms are common in Parkinson's disease, even at the earliest stages,
… In addition to cognitive impairment, a wide range of neuropsychiatric symptoms have been …

… Few studies of neuropsychiatric symptoms in early untreated … clustering and correlates of
neuropsychiatric symptoms in an … significant neuropsychiatric symptoms, these symptoms are …

… and apathy was inversely correlated with [11C] RTI-32 binding in the ventral striatum. These
results suggest that depression and anxiety in Parkinson’s disease might be associated with …

… information on how symptoms correlate in a sample, it is … neuropsychiatric symptoms in the
largest sample of patients with PDD reported to date. At least one neuropsychiatric symptom …

… of neuropsychiatric symptoms in a representative sample of patients with Parkinson’s disease.
… The clinical and demographic correlates of neuropsychiatric symptoms in Parkinson’s …

… least one neuropsychiatric symptom. The most common NPS were anxiety, sleep problems,
… Our results also indicated a correlation between sleep and appetite problems, a finding that …

… Correlates and risk factors for developing neuropsychiatric signs and … Neuropsychiatric
symptoms and cognitive abilities over the initial quinquennium of Parkinson disease. …