{"id":35521,"date":"2026-11-13T08:00:50","date_gmt":"2026-11-13T06:00:50","guid":{"rendered":"https:\/\/astrea-apotheke.ch\/?p=35521"},"modified":"2026-10-29T11:43:35","modified_gmt":"2026-10-29T09:43:35","slug":"demence","status":"publish","type":"post","link":"https:\/\/astrea-apotheke.ch\/fr\/demence\/","title":{"rendered":"D\u00e9mence"},"content":{"rendered":"<div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-1 fusion-flex-container has-pattern-background has-mask-background nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"max-width:1302px;margin-left: calc(-5% \/ 2 );margin-right: calc(-5% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-0 fusion_builder_column_1_1 1_1 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:100%;--awb-margin-top-large:0px;--awb-spacing-right-large:2.375%;--awb-margin-bottom-large:0px;--awb-spacing-left-large:2.375%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:2.375%;--awb-spacing-left-medium:2.375%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:2.375%;--awb-spacing-left-small:2.375%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-text fusion-text-1\"><p>En Suisse, environ 161 000 personnes vivent avec une d\u00e9mence. Agn\u00e8s Henry, experte aupr\u00e8s du T\u00e9l\u00e9phone Alzheimer, explique comment certaines mesures pr\u00e9ventives peuvent r\u00e9duire le risque de contracter la maladie.<\/p>\n<\/div><div class=\"fusion-text fusion-text-2\"><blockquote>\n<p>\u00abEnviron deux tiers <span style=\"letter-spacing: 0.24px;\">des cas concernent <\/span><span style=\"letter-spacing: 0.24px;\">des femmes.\u00bb <\/span><\/p>\n<\/blockquote>\n<\/div><div class=\"fusion-text fusion-text-3\"><h4>Comment peut-on diagnostiquer une d\u00e9mence ou savoir si sa propre sant\u00e9 cognitive est s\u00e9rieusement menac\u00e9e?<\/h4>\n<p>Bien que l&rsquo;oubli soit l&rsquo;un des signes les plus fr\u00e9quents et les plus pr\u00e9coces de la d\u00e9mence, il ne constitue pas le seul sympt\u00f4me. Les personnes au d\u00e9but de la maladie parlent d&rsquo;une sorte de \u00abtrou noir c\u00e9r\u00e9bral\u00bb. Cela signifie qu&rsquo;elles oublient des rendez-vous ou que le contenu d&rsquo;une conversation s&rsquo;efface compl\u00e8tement, ne trouvant plus d&rsquo;acc\u00e8s aux sujets qui viennent d&rsquo;\u00eatre abord\u00e9s. Les troubles de la m\u00e9moire \u2013 le plus souvent des troubles de la m\u00e9moire \u00e0 court terme dans le cas d&rsquo;Alzheimer \u2013 ne sont pas au premier plan dans toutes les formes de d\u00e9mence, mais ils font partie de l&rsquo;\u00e9volution de la maladie. Il faut se montrer attentif lorsque des choses autrefois famili\u00e8res deviennent soudainement \u00e9trang\u00e8res, qu&rsquo;il n&rsquo;est plus possible d&rsquo;utiliser la machine \u00e0 caf\u00e9 ou que l&rsquo;on atteint ses limites en manipulant de l&rsquo;argent ou des cartes bancaires. De plus, une modification de la perception du temps, un comportement irritable ainsi qu&rsquo;un retrait social peuvent, entre autres, indiquer la pr\u00e9sence de la maladie.<\/p>\n<h4>Comment d\u00e9finit-on le terme de d\u00e9mence?<\/h4>\n<p>La d\u00e9mence est le terme g\u00e9n\u00e9rique d\u00e9signant plus de 100 maladies diff\u00e9rentes qui alt\u00e8rent le fonctionnement du cerveau. Les facult\u00e9s mentales, appel\u00e9es capacit\u00e9s cognitives, telles que la pens\u00e9e, la m\u00e9moire, l&rsquo;orientation et le langage, sont particuli\u00e8rement touch\u00e9es par la d\u00e9mence. Le cerveau est un organe \u00e0 la fois complexe et hautement sensible. Toutes les impressions sont achemin\u00e9es de mani\u00e8re group\u00e9e vers le cerveau par une sorte de \u00abporte c\u00e9r\u00e9brale\u00bb et sont ensuite transmises aux diff\u00e9rentes zones pour y \u00eatre trait\u00e9es. En cas de d\u00e9mence, ce traitement est perturb\u00e9. Il s&rsquo;agit donc d&rsquo;un dysfonctionnement c\u00e9r\u00e9bral dans lequel les cellules et les connexions entre ces cellules sont de plus en plus alt\u00e9r\u00e9es pour finalement s&rsquo;atrophier.<\/p>\n<h4>Quelles sont les causes \u00e0 l&rsquo;origine de cette maladie?<\/h4>\n<p>Une d\u00e9mence peut avoir de nombreuses causes. Certaines formes de d\u00e9mence sont r\u00e9versibles, c&rsquo;est-\u00e0-dire partiellement ou totalement gu\u00e9rissables. C&rsquo;est le cas par exemple d&rsquo;une d\u00e9mence due \u00e0 une maladie m\u00e9tabolique, comme une hypothyro\u00efdie ou une carence en vitamine B12. Dans le cas d&rsquo;une forme irr\u00e9versible, le cerveau est directement atteint. La forme la plus connue est ici la maladie d&rsquo;Alzheimer et la d\u00e9mence vasculaire. La d\u00e9mence \u00e0 corps de Lewy, la d\u00e9mence fronto-temporale et la d\u00e9mence parkinsonienne sont plut\u00f4t rares. Concernant la maladie d&rsquo;Alzheimer, deux prot\u00e9ines endog\u00e8nes distinctes ont \u00e9t\u00e9 identifi\u00e9es \u00e0 ce jour comme causes (b\u00eata-amylo\u00efde et tau). Dans la d\u00e9mence vasculaire, les cellules ne sont plus suffisamment approvisionn\u00e9es en nutriments. Ces deux processus entra\u00eenent un m\u00e9canisme de d\u00e9gradation progressive dans le cerveau avec une perte correspondante des capacit\u00e9s.<\/p>\n<h4>Les femmes sont-elles plus souvent touch\u00e9es que les hommes et, si oui, pour quelle raison?<\/h4>\n<p>Oui, les femmes ont tendance \u00e0 \u00eatre plus souvent touch\u00e9es. Environ deux tiers des cas concernent des femmes.<\/p>\n<h4>Peut-on pr\u00e9venir l&rsquo;apparition d&rsquo;une d\u00e9mence?<\/h4>\n<p>On dit souvent que les jalons d&rsquo;une maladie d\u00e9mentielle se posent d\u00e8s l&rsquo;\u00e2ge moyen. Un mode de vie sain influence des facteurs qui permettent de retarder l&rsquo;apparition d&rsquo;une d\u00e9mence. Cela s&rsquo;applique \u00e9galement aux personnes pr\u00e9sentant une pr\u00e9disposition h\u00e9r\u00e9ditaire \u00e0 une maladie d\u00e9mentielle. Toutefois, il existe aussi des d\u00e9mences qui peuvent se manifester d\u00e8s le jeune \u00e2ge \u2013 parfois m\u00eame d\u00e8s la mi-quarantaine. La d\u00e9mence fronto-temporale, mais aussi la maladie d&rsquo;Alzheimer, en font partie. M\u00eame si la maladie est d\u00e9j\u00e0 diagnostiqu\u00e9e, ce que l&rsquo;on appelle la pr\u00e9vention secondaire s&rsquo;av\u00e8re utile. Elle comprend un mode de vie sain, une alimentation \u00e9quilibr\u00e9e ainsi qu&rsquo;un entra\u00eenement cognitif.<\/p>\n<h4>\u00c0 propos d&rsquo;entra\u00eenement cognitif: des exercices de m\u00e9moire comme les mots crois\u00e9s, le sudoku ou les jeux de memory peuvent-ils avoir un effet pr\u00e9ventif sur l&rsquo;apparition et l&rsquo;\u00e9volution de la maladie?<\/h4>\n<p>La pratique d&rsquo;activit\u00e9s stimulantes sur le plan mental augmente la \u00abr\u00e9serve cognitive\u00bb, ce qui peut avoir un effet protecteur en cas de maladie neurod\u00e9g\u00e9n\u00e9rative. Les personnes disposant d&rsquo;une r\u00e9serve cognitive \u00e9lev\u00e9e peuvent compenser plus longtemps et plus efficacement les effets n\u00e9gatifs des processus neuropathologiques. C&rsquo;est la diversit\u00e9 et la r\u00e9gularit\u00e9, associ\u00e9es \u00e0 la stimulation c\u00e9r\u00e9brale et aux contacts sociaux, qui peuvent globalement avoir un effet positif. Cela comprend par exemple la danse, le chant, l&rsquo;activit\u00e9 physique en plein air ainsi que l&rsquo;entra\u00eenement de la m\u00e9moire.<\/p>\n<h4>La d\u00e9mence est consid\u00e9r\u00e9e aujourd&rsquo;hui comme encore incurable. O\u00f9 en est la recherche actuellement?<\/h4>\n<p>Actuellement, il n&rsquo;existe malheureusement aucun m\u00e9dicament capable de pr\u00e9venir, de stopper ou de gu\u00e9rir la maladie d&rsquo;Alzheimer ou une autre forme de d\u00e9mence. La maladie d&rsquo;Alzheimer est une affection extr\u00eamement complexe et \u00e9volutive. Comme tous les m\u00e9canismes biologiques de la maladie ne sont pas encore connus \u00e0 ce jour, le d\u00e9veloppement de m\u00e9dicaments s&rsquo;av\u00e8re tr\u00e8s exigeant. Depuis de nombreuses ann\u00e9es, des recherches sont men\u00e9es dans le monde entier sur diff\u00e9rentes substances actives pour traiter la maladie d&rsquo;Alzheimer. En Suisse, la substance active donanemab est autoris\u00e9e depuis le d\u00e9but de l&rsquo;ann\u00e9e 2026. Toutefois, la prise en charge des co\u00fbts par les caisses-maladie est encore en suspens, car le m\u00e9dicament n&rsquo;a pas encore \u00e9t\u00e9 inscrit sur la liste des sp\u00e9cialit\u00e9s de l&rsquo;OFSP.<\/p>\n<\/div><div class=\"fusion-text fusion-text-4\"><h4>T\u00e9l\u00e9phone Alzheimer<\/h4>\n<p>Le T\u00e9l\u00e9phone Alzheimer, un service d&rsquo;information et de conseil gratuit et confidentiel, propose une \u00e9coute et des conseils comp\u00e9tents pour les proches aidants, les personnes concern\u00e9es et les professionnels de la sant\u00e9.<\/p>\n<p>T\u00e9l: 058 058 80 00<\/p>\n<p>Infos: Alzheimer Suisse, Gurtengasse 3, 3011 Berne, T\u00e9l: 058 058 80 20, <a href=\"https:\/\/www.alzheimer-schweiz.ch\/fr\/page-daccueil\" target=\"_blank\" rel=\"noopener noreferrer\">www.alzheimer-schweiz.ch\/fr\/ <\/a><\/p>\n<\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-1 fusion_builder_column_1_1 1_1 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:100%;--awb-margin-top-large:0px;--awb-spacing-right-large:2.375%;--awb-margin-bottom-large:0px;--awb-spacing-left-large:2.375%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:2.375%;--awb-spacing-left-medium:2.375%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:2.375%;--awb-spacing-left-small:2.375%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-text fusion-text-5\"><p style=\"font-size: 12px;\" data-fusion-font=\"true\"><i>Photo: \u00a9Piya W.\/AdobeStock<\/i><\/p>\n<\/div><\/div><\/div><\/div><\/div>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":50,"featured_media":35517,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[775],"tags":[996],"class_list":["post-35521","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-sante-des-organes","tag-demence"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>D\u00e9mence - Astrea Aptheke<\/title>\n<meta name=\"description\" content=\"Comment pr\u00e9venir la d\u00e9mence? 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