We have previously reported that acute dopaminergic blockade in healthy volunteers results
in a transient disruption of the recognition of facial expressions of anger, whilst leaving intact …

Recognition of facial expressions of emotion was investigated in people with medicated and
unmedicated Parkinson's disease (PD) and matched controls (unmedicated PD, n= 16; …

A limited number of studies in Parkinson's Disease (PD) suggest a disturbance of
recognition of facial emotion expressions. In particular, disgust recognition impairment has …

Studies investigating the ability to recognize emotional facial expressions in non-demented
individuals with Parkinson's disease (PD) have yielded equivocal findings. A possible …

There is contradictory evidence regarding whether the impairments of the recognition of
emotional facial expressions in Parkinson's disease are specific to certain emotions such as …

Background A specific non-motor impairment in Parkinson's disease (PD) concerns
difficulties to accurately identify facial emotions. Findings are numerous but very …

Emotion processing impairment is a common non‐motor symptom in Parkinson's Disease
(PD). Previous literature reported conflicting results concerning, in particular, the …

Although the basal ganglia are thought to be important in recognizing emotion, there is
contradictory evidence as to whether patients with Parkinson's disease (PD) have deficits in …

We previously reported that patients with Parkinson's disease (PD) demonstrate reduced
psychophysiologic reactivity to unpleasant pictures as indexed by diminished startle …

Abstract Objective To assess whether Parkinson Disease (PD) patients are impaired at
perceiving emotions from facial and prosodic cues and whether any putative defective …