{"id":353165,"date":"2025-08-29T22:49:10","date_gmt":"2025-08-29T22:49:10","guid":{"rendered":"https:\/\/www.europesays.com\/fr\/353165\/"},"modified":"2025-08-29T22:49:10","modified_gmt":"2025-08-29T22:49:10","slug":"le-mystere-du-membre-fantome-eclaire-par-les-neurosciences","status":"publish","type":"post","link":"https:\/\/www.europesays.com\/fr\/353165\/","title":{"rendered":"Le myst\u00e8re du membre fant\u00f4me \u00e9clair\u00e9 par les neurosciences"},"content":{"rendered":"<p class=\"PopSlotParagraph qg-tx2 qg-xtra-lh svelte-1r0pyek\">Chaque ann\u00e9e en France, pr\u00e8s de 20 000 personnes subissent une amputation. Si les patients ne portent pas syst\u00e9matiquement de proth\u00e8ses, ils partagent quasiment tous une exp\u00e9rience troublante\u00a0: le ph\u00e9nom\u00e8ne du membre fant\u00f4me.\u00a0 Souvent associ\u00e9 \u00e0 la douleur, il se manifeste pourtant le plus souvent par de simples picotements ou une impression de pr\u00e9sence. La grande question restait de savoir si le cerveau se r\u00e9organise apr\u00e8s une amputation, comme il peut le faire lors de la perte d&rsquo;un sens.<\/p>\n<p> Quand le cerveau garde en m\u00e9moire le membre disparu<\/p>\n<p class=\"PopSlotParagraph qg-tx2 qg-xtra-lh svelte-1r0pyek\">Dans une nouvelle \u00e9tude parue dans\u00a0<a href=\"https:\/\/www.nature.com\/articles\/s41593-025-02037-7\" target=\"_blank\" rel=\"noopener noreferrer nofollow\" class=\"\" data-testid=\"link\">Nature Neuroscience<\/a>, trois patients ont \u00e9t\u00e9 suivis par imagerie c\u00e9r\u00e9brale avant et apr\u00e8s leur amputation. Les scientifiques leur ont demand\u00e9 de bouger leur main dans une IRM, puis de r\u00e9p\u00e9ter la consigne apr\u00e8s l\u2019op\u00e9ration. R\u00e9sultat\u00a0: les cartes c\u00e9r\u00e9brales restent identiques, m\u00eame des ann\u00e9es apr\u00e8s. Le cerveau continue donc \u00e0 repr\u00e9senter le membre disparu. Pourquoi cette sensation persiste-t-elle\u00a0? Est-elle forc\u00e9ment douloureuse\u00a0? R\u00e9ponses avec Jozina de Graaf,\u00a0professeure \u00e0 Aix-Marseille Universit\u00e9 et chercheuse \u00e0\u00a0l\u2019Institut des Sciences du Mouvement Etienne-Jules Marey.<\/p>\n","protected":false},"excerpt":{"rendered":"Chaque ann\u00e9e en France, pr\u00e8s de 20 000 personnes subissent une amputation. Si les patients ne portent pas&hellip;\n","protected":false},"author":2,"featured_media":353166,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10],"tags":[1011,27,72,71],"class_list":{"0":"post-353165","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-sante","8":"tag-fr","9":"tag-france","10":"tag-health","11":"tag-sante"},"share_on_mastodon":{"url":"https:\/\/pubeurope.com\/@fr\/115114499374381432","error":""},"_links":{"self":[{"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/posts\/353165","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/comments?post=353165"}],"version-history":[{"count":0,"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/posts\/353165\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/media\/353166"}],"wp:attachment":[{"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/media?parent=353165"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/categories?post=353165"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/tags?post=353165"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}