Improvement of memory guided saccades in parkinsonian patients by high frequency subthalamic nucleus stimulation
Identifieur interne : 000330 ( Pmc/Corpus ); précédent : 000329; suivant : 000331Improvement of memory guided saccades in parkinsonian patients by high frequency subthalamic nucleus stimulation
Auteurs : S. Rivaud-Pechoux ; A. Vermersch ; B. Gaymard ; C. Ploner ; B. Bejjani ; P. Damier ; S. Demeret ; Y. Agid ; C. Pierrot-Deseillig.Source :
- Journal of Neurology, Neurosurgery, and Psychiatry [ 0022-3050 ] ; 2000.
Abstract
Recent studies in the monkey suggest that the subthalamic nucleus (STN) is involved in control of eye movement, yet its functional significance in humans is unknown. Saccadic eye movements were studied in eight parkinsonian patients treated by bilateral electrical stimulation of the STN. STN stimulation improved the accuracy of memory guided saccades but not of reflexive visually guided saccades and had no effect on the antisaccade task. This study shows that, by contrast with levodopa, STN stimulation improves memory guided saccade deficits, and illustrates for the first time in humans the role of the STN in the control of purposive saccades.
Url:
DOI: 10.1136/jnnp.68.3.381
PubMed: 10675227
PubMed Central: 1736813
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PMC:1736813Le document en format XML
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<author><name sortKey="Agid, Y" sort="Agid, Y" uniqKey="Agid Y" first="Y." last="Agid">Y. Agid</name>
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<author><name sortKey="Pierrot Deseillig, C" sort="Pierrot Deseillig, C" uniqKey="Pierrot Deseillig C" first="C." last="Pierrot-Deseillig.">C. Pierrot-Deseillig.</name>
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<series><title level="j">Journal of Neurology, Neurosurgery, and Psychiatry</title>
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<front><div type="abstract" xml:lang="en"><p>Recent studies in the monkey suggest that the subthalamic
nucleus (STN) is involved in control of eye movement, yet its
functional significance in humans is unknown. Saccadic eye movements
were studied in eight parkinsonian patients treated by bilateral
electrical stimulation of the STN. STN stimulation improved the
accuracy of memory guided saccades but not of reflexive visually guided saccades and had no effect on the antisaccade task. This study shows
that, by contrast with levodopa, STN stimulation improves memory guided
saccade deficits, and illustrates for the first time in humans the role
of the STN in the control of purposive saccades.
</p>
</div>
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<front><journal-meta><journal-id journal-id-type="nlm-ta">J Neurol Neurosurg Psychiatry</journal-id>
<journal-title>Journal of Neurology, Neurosurgery, and Psychiatry</journal-title>
<issn pub-type="ppub">0022-3050</issn>
<issn pub-type="epub">1468-330X</issn>
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<title-group><article-title>Improvement of memory guided saccades in parkinsonian patients by
high frequency subthalamic nucleus stimulation</article-title>
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<contrib-group><contrib contrib-type="author"><name><surname>Rivaud-Pechoux</surname>
<given-names>S.</given-names>
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<contrib contrib-type="author"><name><surname>Vermersch</surname>
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<contrib contrib-type="author"><name><surname>Gaymard</surname>
<given-names>B.</given-names>
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<contrib contrib-type="author"><name><surname>Ploner</surname>
<given-names>C.</given-names>
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<contrib contrib-type="author"><name><surname>Bejjani</surname>
<given-names>B.</given-names>
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<contrib contrib-type="author"><name><surname>Damier</surname>
<given-names>P.</given-names>
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<contrib contrib-type="author"><name><surname>Demeret</surname>
<given-names>S.</given-names>
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<contrib contrib-type="author"><name><surname>Agid</surname>
<given-names>Y.</given-names>
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<contrib contrib-type="author"><name><surname>Pierrot-Deseillig...</surname>
<given-names>C.</given-names>
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<aff>INSERM U289, Hôpital de la Salpêtrière, 47 bd de l'Hôpital, 75651 Paris Cedex 13, France.<email>rivaud@ccr.jussieu.fr</email>
</aff>
<pub-date pub-type="ppub"><month>3</month>
<year>2000</year>
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<volume>68</volume>
<issue>3</issue>
<fpage>381</fpage>
<lpage>384</lpage>
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<abstract><p>Recent studies in the monkey suggest that the subthalamic
nucleus (STN) is involved in control of eye movement, yet its
functional significance in humans is unknown. Saccadic eye movements
were studied in eight parkinsonian patients treated by bilateral
electrical stimulation of the STN. STN stimulation improved the
accuracy of memory guided saccades but not of reflexive visually guided saccades and had no effect on the antisaccade task. This study shows
that, by contrast with levodopa, STN stimulation improves memory guided
saccade deficits, and illustrates for the first time in humans the role
of the STN in the control of purposive saccades.
</p>
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