{"id":560,"date":"2012-11-09T12:08:34","date_gmt":"2012-11-09T11:08:34","guid":{"rendered":"http:\/\/wp.unil.ch\/esspace\/?p=560"},"modified":"2012-11-13T09:24:36","modified_gmt":"2012-11-13T08:24:36","slug":"daniela-herzig","status":"publish","type":"post","link":"https:\/\/wp.unil.ch\/esspace\/2012\/11\/daniela-herzig\/","title":{"rendered":"Daniela Herzig"},"content":{"rendered":"<div>\n<p><strong>Drugs, schizotypy and cognition:<br \/>\nCognitive attenuations seem more consistently associated with substance use than schizotypal symptoms<\/strong><br \/>\n<!--more--><\/p>\n<p><em>Daniela Herzig a soutenu\u00a0sa th\u00e8se de doctorat \u00e0 la Facult\u00e9 des sciences sociales et politiques \u00e0 l\u2019Universit\u00e9 de Lausanne en juin 2012, sous la direction de la Prof. Ch. Mohr.<\/em><strong><br \/>\n<\/strong>La psychose est une maladie invalidante, pr\u00e9judiciable \u00e0 l&rsquo;individu et \u00e0 la soci\u00e9t\u00e9. Ainsi, depuis que la d\u00e9tection pr\u00e9coce de la maladie est associ\u00e9e \u00e0 une \u00e9volution plus b\u00e9nigne, les facteurs de d\u00e9tection pr\u00e9coce de la psychose font l&rsquo;objet d&rsquo;investigation.<\/p>\n<p>Dans la pr\u00e9sente th\u00e8se, nous nous concentrons sur deux facteurs de risque potentiels, \u00e0 savoir la schizotypie et l&rsquo;usage de drogues. Le concept de schizotypie, initialement d\u00e9velopp\u00e9 par Meehl (1962), renvoie au fait que les sympt\u00f4mes de la schizophr\u00e9nie se trouvent sur un spectre, et que leur s\u00e9v\u00e9rit\u00e9 va croissante de l&rsquo;individu le moins touch\u00e9 de la population g\u00e9n\u00e9rale jusqu\u2019aux patients schizophr\u00e8nes les plus atteints. Sur ce spectre des troubles schizophr\u00e9niques, on constate souvent des troubles cognitifs, comme la diminution de l&rsquo;asym\u00e9trie h\u00e9misph\u00e9rique ou des fonctions du lobe frontal. Le deuxi\u00e8me facteur de risque (usage de drogues) affecte les m\u00eames fonctions cognitives. En outre, la consommation de ces substances est \u00e9lev\u00e9e dans la schizophr\u00e9nie et chez les individus ayant des scores \u00e9lev\u00e9s sur les \u00e9chelles mesurant la schizotypie. Par cons\u00e9quent, nous avons d\u00e9cid\u00e9 d\u2019examiner si des att\u00e9nuations cognitives, pr\u00e9c\u00e9demment attribu\u00e9es \u00e0 des sympt\u00f4mes schizotypiques, pourraient \u00eatre associ\u00e9es \u00e0 un usage de drogues \u00e9lev\u00e9 dans cette population. Pour tester cette hypoth\u00e8se, nous avons \u00e9valu\u00e9 l&rsquo;usage de diff\u00e9rentes substances (nicotine,\u00a0 cannabis, m\u00e9ph\u00e9drone, d\u00e9pendance \u00e0 une substance en g\u00e9n\u00e9ral), mesur\u00e9 des sympt\u00f4mes de schizotypie (O-LIFE) et mesur\u00e9 soit l&rsquo;asym\u00e9trie h\u00e9misph\u00e9rique de la fonction, soit le fonctionnement du lobe frontal.<\/p>\n<p>Les r\u00e9sultats de ces \u00e9tudes sugg\u00e8rent que c&rsquo;est surtout l&rsquo;usage de drogues et non la schizotypie qui pr\u00e9dit le fonctionnement cognitif. Ainsi, les att\u00e9nuations cognitives pr\u00e9c\u00e9demment attribu\u00e9es aux dimensions de schizotypie, sont susceptibles d&rsquo;\u00eatre associ\u00e9es \u00e0 une utilisation accrue de drogues. Les \u00e9tudes futures devraient \u00e9tendre la liste des facteurs de risque potentiels, comme la d\u00e9pression et le QI.<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Drugs, schizotypy and cognition: Cognitive attenuations seem more consistently associated with substance use than schizotypal symptoms<\/p>\n","protected":false},"author":163,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_seopress_robots_primary_cat":"","_seopress_titles_title":"","_seopress_titles_desc":"","_seopress_robots_index":"","_uag_custom_page_level_css":"","_EventAllDay":false,"_EventTimezone":"","_EventStartDate":"","_EventEndDate":"","_EventStartDateUTC":"","_EventEndDateUTC":"","_EventShowMap":false,"_EventShowMapLink":false,"_EventURL":"","_EventCost":"","_EventCostDescription":"","_EventCurrencySymbol":"","_EventCurrencyCode":"","_EventCurrencyPosition":"","_EventDateTimeSeparator":"","_EventTimeRangeSeparator":"","_EventOrganizerID":[],"_EventVenueID":[],"_OrganizerEmail":"","_OrganizerPhone":"","_OrganizerWebsite":"","_VenueAddress":"","_VenueCity":"","_VenueCountry":"","_VenueProvince":"","_VenueState":"","_VenueZip":"","_VenuePhone":"","_VenueURL":"","_VenueStateProvince":"","_VenueLat":"","_VenueLng":"","_VenueShowMap":false,"_VenueShowMapLink":false,"footnotes":""},"categories":[19456,19451],"tags":[],"class_list":["post-560","post","type-post","status-publish","format-standard","category-numero-3","category-theses"],"uagb_featured_image_src":{"full":false,"thumbnail":false,"medium":false,"medium_large":false,"large":false,"1536x1536":false,"2048x2048":false,"hitmag-landscape":false,"hitmag-featured":false,"hitmag-grid":false,"hitmag-list":false,"hitmag-thumbnail":false,"gform-image-choice-sm":false,"gform-image-choice-md":false,"gform-image-choice-lg":false,"mailpoet_newsletter_max":false},"uagb_author_info":{"display_name":"sschlat1","author_link":"https:\/\/wp.unil.ch\/esspace\/author\/sschlat1\/"},"uagb_comment_info":0,"uagb_excerpt":"Drugs, schizotypy and cognition: Cognitive attenuations seem more consistently associated with substance use than schizotypal symptoms","_links":{"self":[{"href":"https:\/\/wp.unil.ch\/esspace\/wp-json\/wp\/v2\/posts\/560","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wp.unil.ch\/esspace\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/wp.unil.ch\/esspace\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/wp.unil.ch\/esspace\/wp-json\/wp\/v2\/users\/163"}],"replies":[{"embeddable":true,"href":"https:\/\/wp.unil.ch\/esspace\/wp-json\/wp\/v2\/comments?post=560"}],"version-history":[{"count":0,"href":"https:\/\/wp.unil.ch\/esspace\/wp-json\/wp\/v2\/posts\/560\/revisions"}],"wp:attachment":[{"href":"https:\/\/wp.unil.ch\/esspace\/wp-json\/wp\/v2\/media?parent=560"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wp.unil.ch\/esspace\/wp-json\/wp\/v2\/categories?post=560"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wp.unil.ch\/esspace\/wp-json\/wp\/v2\/tags?post=560"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}