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Fronto-Subcortical Circuits for Cognition and Motivation: Dissociated Recovery in a Case of Loss of Psychic Self-Activation
Indexado
WoS WOS:000456579200001
Scopus SCOPUS_ID:85060436596
DOI 10.3389/FPSYG.2018.02781
Año 2019
Tipo artículo de investigación

Citas Totales

Autores Afiliación Chile

Instituciones Chile

% Participación
Internacional

Autores
Afiliación Extranjera

Instituciones
Extranjeras


Abstract



In humans and non-humans primates, extensive evidence supports the existence of subcortico-cortical circuits for cognition and behavior. Lesions studies are critical to understand the clinical significance of these functionally segregated circuits. Mapping these circuits from lesion studies is difficult given the heterogeneous etiology of the lesions, the lack of long-term and systematic testing of cognitive and behavioral disturbances, as well as the scarcity of neuroimaging data for identifying the precise location and extent of subcortical lesions. Here, we report the long-term follow-up study of a patient who developed a loss of psychic self-activation associated to a dysexecutive syndrome following resuscitation from cardiac arrest. Neuroimaging revealed extensive bilateral lesions in the putamen, with a relative spare of the caudate, and exhibiting a dorsoventral gradient that was predominantly rostrally to the anterior commissure and spared most of the ventral striatum. In comprehensive neuropsychological and neuropsychiatric assessments, we observed dissociation between the improvement of the self-activation deficits and the stability of the dysexecutive syndrome. The pattern of recovery after this lesion lends support to current models proposing the existence of two main subcortico-cortical circuits: a dorsal circuit, mostly mediating cognitive processes, and a ventral circuit, implicated in motivation.

Revista



Revista ISSN
Frontiers In Psychology 1664-1078

Métricas Externas



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Disciplinas de Investigación



WOS
Psychology, Multidisciplinary
Scopus
Psychology (All)
SciELO
Sin Disciplinas

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Publicaciones WoS (Ediciones: ISSHP, ISTP, AHCI, SSCI, SCI), Scopus, SciELO Chile.

Colaboración Institucional



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Autores - Afiliación



Ord. Autor Género Institución - País
1 RIVEROS-MIRANDA, RODRIGO Hombre Univ Southern Calif - Estados Unidos
University of Southern California - Estados Unidos
2 Bakchine, Serge Hombre CHU Reims - Francia
CHU de Reims - Francia
3 Pillon, Bernard Hombre Hop Univ Pitie Salpetriere - Francia
Hôpital Universitaire Pitié Salpêtrière - Francia
4 Poupon, Fabrice Hombre Hop Univ Pitie Salpetriere - Francia
Hôpital Universitaire Pitié Salpêtrière - Francia
5 MIRANDA-SALAS, MARCELO DAVID Hombre Clínica Las Condes - Chile
6 SLACHEVSKY-CHONCHOL, ANDREA MARIA Mujer Centro de Gerociencia, Salud Mental y Metabolismo - Chile
Universidad de Chile - Chile
Universidad del Desarrollo - Chile

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Financiamiento



Fuente
FONDAP program
PIA-CONICYT Basal Funds for Centers of Excellence
Los Alamos National Laboratory
Laboratory Directed Research and Development
US Department of Energy-BES

Muestra la fuente de financiamiento declarada en la publicación.

Agradecimientos



Agradecimiento
The information is Mideplan Chile; FONDAP Program Grant 15150012; CONICYT-FONDEF-ID18I10113 and PIA-CONICYT Basal Funds for Centers of Excellence, Project FB 0003.
ACKNwO L EDGEM ENTS We are grateful to D. P. Pope, V. Vitek and R. Siegl at the University of Pennsylvania, and A. C. Lawson, J. M. Wills and S. P. Chen at Los Alamos National Laboratory for useful discussions and comments. This research has been supported by the Laboratory Directed Research and Development program and US Department of Energy-BES (Division of Materials Science) program at Los Alamos National Laboratory.

Muestra la fuente de financiamiento declarada en la publicación.