Psychosis Assessment in Early-Stage Parkinson’s Disease: Comparing Parkinson’s Psychosis Questionnaire with the Brief Psychiatric Rating Scale in a Portuguese Sample

Psychotic symptoms in Parkinson’s disease (PD) are frequent, disabling, and an important prognostic factor. Thus, screening instruments for detecting psychosis in PD are needed. For this purpose, we applied the Parkinson’s Psychosis Questionnaire (PPQ), a short structured questionnaire, which requir...

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Bibliographic Details
Main Authors: I. Cargaleiro, M. Serra, J. Alves da Silva, B. Neto, M. Gonçalves-Pereira, P. Bugalho
Format: Article
Language:English
Published: Hindawi Limited 2012-01-01
Series:Parkinson's Disease
Online Access:http://dx.doi.org/10.1155/2012/469126