2014
DOI: 10.3233/jpd-130256
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Dopamine Replacement Therapy and Deep Brain Stimulation of the Subthalamic Nuclei Induce Modulation of Emotional Processes at Different Spatial Frequencies in Parkinson's Disease

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Cited by 9 publications
(13 citation statements)
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“…Regarding the methodology of studies conducted so far, patients were tested in alternating experimental settings with stimulation ON or OFF and medication on or off, i.e., DBS ON/med on, DBS ON/med off, DBS OFF/med on, and DBS OFF/med off. Studies have either compared the pre- to postoperative condition after STN DBS within the same PD group [ 40 42 , 63 , 64 ], matched PD groups [ 44 , 48 , 49 ], or PD patients with matched HC [ 46 , 48 , 62 , 65 ]. Most studies reported impaired FER after STN DBS compared to before surgery [ 40 44 ].…”
Section: Resultsmentioning
confidence: 99%
“…Regarding the methodology of studies conducted so far, patients were tested in alternating experimental settings with stimulation ON or OFF and medication on or off, i.e., DBS ON/med on, DBS ON/med off, DBS OFF/med on, and DBS OFF/med off. Studies have either compared the pre- to postoperative condition after STN DBS within the same PD group [ 40 42 , 63 , 64 ], matched PD groups [ 44 , 48 , 49 ], or PD patients with matched HC [ 46 , 48 , 62 , 65 ]. Most studies reported impaired FER after STN DBS compared to before surgery [ 40 44 ].…”
Section: Resultsmentioning
confidence: 99%
“…In contrast to healthy subjects, Parkinson's disease patients responded more slowly and less accurately in the emotional trials than in the control trials, suggesting specific difficulties in processing emotional information. Indeed, faces expressing fear (i.e., negative emotions) were recognized more slowly disturbance has been shown to improve with the combination of STN DBS and levodopa, with this effect being related to the modulation of occipito-temporal activity (Mermillod et al, 2014), which are the regions where we found the highest modulation (N170 source generators shown that Emotional Stroops can be sensitive to the so-called "emotional dilution phenomenon" (Chajut, Schupak, & Algom, 2010;Reynolds & Langerak, 2015), where subject's impaired processing of the emotion decreases the conflict-based difference between congruent and incongruent trials. Thus, by improving emotion recognition and disengagement from the emotion of the face, levodopa would increase susceptibility to both the face and the word, reducing emotional dilution, and thus increasing conflict detection.…”
Section: Emotional Processing Disturbances In Parkinson's Disease Pmentioning
confidence: 99%
“…In addition to no differences in magnitude across groups, the magnitude of the EAB was unaffected by therapeutic DBS. Several reports suggest STN-DBS can affect emotional processing, such as emotional face recognition [ 10 , 18 , 19 ]. This dissociation between deficits in explicit fear recognition shown previously and intact performance in more implicit tasks such as the EAB shown in the present study suggest that the course of the disease and therapeutic condition may differentially affect some emotional processing paths.…”
Section: Discussionmentioning
confidence: 99%