{"id":609902,"date":"2025-12-19T16:52:15","date_gmt":"2025-12-19T16:52:15","guid":{"rendered":"https:\/\/www.europesays.com\/fr\/609902\/"},"modified":"2025-12-19T16:52:15","modified_gmt":"2025-12-19T16:52:15","slug":"que-sait-on-de-ce-variant-k-particulierement-contagieux","status":"publish","type":"post","link":"https:\/\/www.europesays.com\/fr\/609902\/","title":{"rendered":"Que sait-on de ce variant K particuli\u00e8rement contagieux\u00a0?"},"content":{"rendered":"<p>Class\u00e9 \u00ab\u00a0K\u00a0\u00bb comme\u2026 \u00ab\u00a0Kontagieux\u00a0\u00bb. La <a href=\"https:\/\/www.20minutes.fr\/dossier\/grippe\" class=\"c-link c-link--is-underlined\" target=\"_blank\" rel=\"noopener\">grippe<\/a> saisonni\u00e8re conna\u00eet une recrudescence marqu\u00e9e, port\u00e9e par l\u2019\u00e9mergence rapide d\u2019un nouveau variant du virus, baptis\u00e9 J.2.4.1, ou \u00ab\u00a0sous-clade K\u00a0\u00bb. Selon l\u2019Organisation mondiale de la sant\u00e9 (<a href=\"https:\/\/www.20minutes.fr\/dossier\/oms\" class=\"c-link c-link--is-underlined\" target=\"_blank\" rel=\"noopener\">OMS<\/a>), ce variant, d\u00e9tect\u00e9 pour la premi\u00e8re fois en ao\u00fbt en <a href=\"https:\/\/www.20minutes.fr\/dossier\/australie\" class=\"c-link c-link--is-underlined\" target=\"_blank\" rel=\"noopener\">Australie<\/a> et en <a href=\"https:\/\/www.20minutes.fr\/dossier\/nouvelle-zelande\" class=\"c-link c-link--is-underlined\" target=\"_blank\" rel=\"noopener\">Nouvelle-Z\u00e9lande<\/a>, circule d\u00e9sormais dans plus de 30 pays.<\/p>\n<\/p>\n<p>\u00ab\u00a0Les donn\u00e9es \u00e9pid\u00e9miologiques actuelles n\u2019indiquent pas d\u2019augmentation de la gravit\u00e9 de la maladie, bien que cette mutation g\u00e9n\u00e9tique entra\u00eene une \u00e9volution notable du <a href=\"https:\/\/www.20minutes.fr\/dossier\/virus\" class=\"c-link c-link--is-underlined\" target=\"_blank\" rel=\"noopener\">virus<\/a>\u00a0\u00bb, a d\u00e9clar\u00e9 lors d\u2019un point de presse \u00e0 Gen\u00e8ve Wenqing Zhang, cheffe de l\u2019unit\u00e9 charg\u00e9e des menaces respiratoires mondiales au d\u00e9partement de gestion des menaces \u00e9pid\u00e9miques et pand\u00e9miques de l\u2019OMS.<\/p>\n<p>1\u00a0milliard de cas par dans le monde<\/p>\n<p>Ce variant n\u2019est pas inclus dans la composition des vaccins de la saison grippale actuelle dans l\u2019h\u00e9misph\u00e8re nord. N\u00e9anmoins, les premi\u00e8res donn\u00e9es sugg\u00e8rent que la vaccination reste efficace pour pr\u00e9venir les formes graves et les hospitalisations, en particulier chez les populations \u00e0 risque. Une \u00e9tude britannique r\u00e9cente \u00e9voque une efficacit\u00e9 d\u2019environ 75\u00a0% chez les enfants contre les formes s\u00e9v\u00e8res.<\/p>\n<p>Chaque ann\u00e9e, la grippe provoque pr\u00e8s d\u2019un milliard de cas dans le monde et jusqu\u2019\u00e0 650.000 d\u00e9c\u00e8s. \u00c0 l\u2019approche des f\u00eates, l\u2019OMS appelle \u00e0 renforcer la vaccination et la surveillance internationale afin de limiter l\u2019impact de ce nouveau variant. En France, l\u2019\u00e9pid\u00e9mie de grippe pourrait avoir un \u00ab\u00a0fort impact\u00a0\u00bb sur les h\u00f4pitaux pendant les f\u00eates, selon des projections de l\u2019Institut Pasteur et de Sant\u00e9 publique France.<\/p>\n","protected":false},"excerpt":{"rendered":"Class\u00e9 \u00ab\u00a0K\u00a0\u00bb comme\u2026 \u00ab\u00a0Kontagieux\u00a0\u00bb. La grippe saisonni\u00e8re conna\u00eet une recrudescence marqu\u00e9e, port\u00e9e par l\u2019\u00e9mergence rapide d\u2019un nouveau variant&hellip;\n","protected":false},"author":2,"featured_media":609903,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10],"tags":[47,434,1011,27,29786,72,226,2570,71,5336],"class_list":{"0":"post-609902","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-sante","8":"tag-actualite","9":"tag-epidemie","10":"tag-fr","11":"tag-france","12":"tag-grippe","13":"tag-health","14":"tag-maladie","15":"tag-oms","16":"tag-sante","17":"tag-virus"},"share_on_mastodon":{"url":"","error":""},"_links":{"self":[{"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/posts\/609902","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=609902"}],"version-history":[{"count":0,"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/posts\/609902\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/media\/609903"}],"wp:attachment":[{"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/media?parent=609902"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/categories?post=609902"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/tags?post=609902"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}