{"id":223192,"date":"2021-11-11T00:10:04","date_gmt":"2021-11-10T23:10:04","guid":{"rendered":"https:\/\/www.realites.com.tn\/?p=223192"},"modified":"2021-11-11T00:10:04","modified_gmt":"2021-11-10T23:10:04","slug":"vaccins-arn-une-etude-francaise-confirme-le-risque-de-myocardite-et-pericardite","status":"publish","type":"post","link":"https:\/\/realites.com.tn\/fr\/vaccins-arn-une-etude-francaise-confirme-le-risque-de-myocardite-et-pericardite\/","title":{"rendered":"Vaccins ARN : une \u00e9tude fran\u00e7aise confirme le risque de myocardite et p\u00e9ricardite"},"content":{"rendered":"<div>Risque bel et bien existant&#8230; mais peu fr\u00e9quent. Voil\u00e0, en r\u00e9sum\u00e9, ce qui ressort d&rsquo;une nouvelle \u00e9tude fran\u00e7aise men\u00e9e sur les vaccins \u00e0 ARN messager contre la Covid-19, jusqu&rsquo;alors suspect\u00e9s d&rsquo;accro\u00eetre le risque de myocardite et p\u00e9ricardite. Men\u00e9e par la structure Epi-Phare, qui associe l&rsquo;Assurance maladie (Cnam) et l&rsquo;Agence nationale de la s\u00e9curit\u00e9 du m\u00e9dicament (ANSM), cette \u00e9tude cas-t\u00e9moins a port\u00e9 sur les personnes \u00e2g\u00e9es de 12 \u00e0 50 ans hospitalis\u00e9es en France pour une myocardite ou une p\u00e9ricardite entre le 15 mai et le 31 ao\u00fbt, soit 919 cas de myocardites et 917 cas de p\u00e9ricardites.<\/div>\n<div>La myocardite et la p\u00e9ricardites sont des inflammations du coeur. La premi\u00e8re touche le myocarde, principal muscle cardiaque, et la seconde le p\u00e9ricarde, la membrane qui enveloppe le coeur. Comme cela avait \u00e9t\u00e9 montr\u00e9 par des rapports de pharmacovigilance, les r\u00e9sultats de l&rsquo;\u00e9tude fran\u00e7aise confirment que les vaccins Pfizer et surtout Moderna augmentent le risque de survenue de ces maladies dans les 7 jours suivant la vaccination. Chaque cas a \u00e9t\u00e9 compar\u00e9 \u00e0 10 \u00ab\u00a0t\u00e9moins\u00a0\u00bb, qui ont le m\u00eame \u00e2ge, sexe et d\u00e9partement de r\u00e9sidence, mais n&rsquo;ont pas \u00e9t\u00e9 atteints de myocardite. Les risques de survenue d&rsquo;une hospitalisation pour myocardite ou p\u00e9ricardite ont ainsi \u00e9t\u00e9 compar\u00e9s entre vaccin\u00e9s et non vaccin\u00e9s dans des situations par ailleurs semblables.<\/div>\n<div><\/div>\n<div dir=\"ltr\">\n<div>\n<div><strong>*Pas de remise en cause du rapport b\u00e9n\u00e9fice \/ risque<\/strong><\/div>\n<div>Ces risques apparaissent plus marqu\u00e9s, m\u00eame si peu \u00e9lev\u00e9s, chez les hommes de moins de 30 ans, en particulier apr\u00e8s la deuxi\u00e8me dose de Moderna. La vaccination par ce dernier serait ainsi \u00e0 l&rsquo;origine de 132 cas de myocardite suppl\u00e9mentaires par million de doses administr\u00e9es. Chez les femmes de moins de 30 ans, l&rsquo;exc\u00e8s de myocardites attribuables \u00e0 la deuxi\u00e8me dose de Moderna serait de l\u2019ordre de 37 par million de doses. Quant au risque de p\u00e9ricardite, il apparait lui aussi plus marqu\u00e9 apr\u00e8s le vaccin Moderna chez les moins de 30 ans, en particulier apr\u00e8s la deuxi\u00e8me dose qui serait \u00e0 l&rsquo;origine d&rsquo;un exc\u00e8s de cas d&rsquo;environ 18 par million de doses chez les jeunes hommes. Aucun d\u00e9c\u00e8s n&rsquo;a \u00e9t\u00e9 rapport\u00e9 parmi les personnes hospitalis\u00e9es pour ces affections quand elles suivent la vaccination.<\/div>\n<\/div>\n<\/div>\n<div dir=\"ltr\">\n<div>\n<div>\u00ab\u00a0Quand on met en balance l&rsquo;efficacit\u00e9 des vaccins contre les formes graves de la Covid-19 (\u00e9valu\u00e9e \u00e0 environ 90%) et ces risques existants mais peu fr\u00e9quents, et \u00e0 l&rsquo;\u00e9volution favorable, le rapport b\u00e9n\u00e9fice-risque des vaccins n&rsquo;est pas remis en cause\u00a0\u00bb, assure \u00e0 l&rsquo;AFP Mahmoud Zureik, directeur de la structure Epi-Phare.<\/div>\n<div style=\"text-align: right\"><span style=\"text-transform: initial\">(Capital)<\/span><\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Risque bel et bien existant&#8230; mais peu fr\u00e9quent. Voil\u00e0, en r\u00e9sum\u00e9, ce qui ressort d&rsquo;une nouvelle \u00e9tude fran\u00e7aise men\u00e9e sur les vaccins \u00e0 ARN messager contre la Covid-19, jusqu&rsquo;alors suspect\u00e9s&hellip;<\/p>\n","protected":false},"author":60,"featured_media":223193,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_lmt_disableupdate":"","_lmt_disable":"","_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[7],"tags":[],"class_list":["post-223192","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-monde"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Vaccins ARN : une \u00e9tude fran\u00e7aise confirme le risque de myocardite et p\u00e9ricardite - R\u00e9alit\u00e9s Magazine<\/title>\n<meta name=\"description\" content=\"Risque bel et bien existant... mais peu fr\u00e9quent. 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