Processing of emotional prosody in patients with primary cervical dystonia

The objective of our study was to find out if there is a deficit in affective prosody perception in patients with primary focal dystonia and if such a potential impairment could be result from disturbed processing of valence or arousal dimension of emotional prosody. We investigated 10 patients with primary cervical dystonia (CD) and 8 healthy controls (HC), mean age CD –58.3 (10. 3), HC –57.0 (11.3) by means of event related brain potentials (ERP). All subjects lacked any cognitive and psychiatric disturbances. Only patients with mild to moderate CD (TWSTRS score 26.4±13.7) participated in the study. As stimuli…