Personality and addictive behaviours in prodromal and early Parkinson’s disease
Objective: To determine whether the personality changes demonstrated in established Parkinson's disease (PD) are found in the earliest stages of PD and the prodromal stage.…Anxiety and cognition are associated with dopaminergic dysfunction in de novo Parkinson’s disease
Objective: To explore the relationships between nigrostriatal dysfunction and both neuropsychiatric (including anxiety, depression and apathy) and cognitive symptoms in newly diagnosed, drug-naive Parkinson's disease…Parkinson’s disease associated psychosis: Prevalence and risk factors
Objective: To compare prevalence of psychosis in Parkinson's disease (PD) using the NINDS-NIMH and standard criteria (hallucinations and / or delusions). Background: The prevalence of…The role of depression in suicidal ideation in a sample of patients with Parkinson’s disease
Objective: The objective of this study was to assess the frequency of suicidal ideation and suicide attempts in a sample of consecutive patients with Parkinson's…Relation between personality trait and depression in Parkinson’s disease
Objective: 1. To investigate personality trait of patients with Parkinson's disease (PD). 2. To clarify the relationship between personality trait and depression in patients with…Facial expressivity in Parkinson’s disease (PD) via an examination of smiling behavior: Preliminary findings
Objective: The purpose was to examine facial emotional expression in individuals with PD and in healthy control (HC) subjects (Ss) using the Facial Action Coding…Fractionating apathy – Effort, reward and impulsivity mechanisms in Parkinson’s and Huntington’s disease
Objective: Refine understanding of the processes underpinning apathy in neurodegenerative disease, by identifying 1) objective measures to assess apathy; 2) parcellating the broad construct of…Neuropsychological correlates of impulse control disorders and punding in Parkinson´ s disease
Objective: To investigate the relationship between cognitive deficits, Impulse Control Disorders (ICDs) and Punding in Parkinson's disease (PD). Background: The neuropsychological correlates of ICDs and…Reward insensitivity differentiates apathy from depression in Parkinson’s disease
Objective: To determine if a potential cause of apathy in Parkinson's disease (PD) might be insensitivity to rewards, establish if this differentiates apathy from depression…Visual hallucinations and executive dysfunction in Charles Bonnet syndrome: Preliminary findings from SHAPED
Objective: To establish whether frontal cognitive deficits associated with visual hallucinations in Parkinson's disease (PD) are also present in patients with Charles Bonnet Syndrome (CBS).…