Attention and visual dysfunction in Parkinsons disease
Parkinsonism & Related Disorders, 06/26/2012
Botha H et al. – A major association of visual hallucinations (VH) is with cognitive decline, and this is typically linked to deficits in attention and working memory, both of which are modulated by dopamine. Similarly, dopamine plays a crucial role in the function of prefrontal cortex, in addition to controlling access to consciousness via gating mechanisms that are dependent on the basal ganglia.