{"id":383,"date":"2025-09-19T12:18:56","date_gmt":"2025-09-19T10:18:56","guid":{"rendered":"https:\/\/cpts-ouest-herault.fr\/?p=383"},"modified":"2025-11-19T16:18:13","modified_gmt":"2025-11-19T15:18:13","slug":"fievre-du-nil-occidental-west-nile-virus-vigilance-accrue-en-occitanie-pour-les-professionnels-de-sante","status":"publish","type":"post","link":"https:\/\/cpts-ouest-herault.fr\/index.php\/2025\/09\/19\/fievre-du-nil-occidental-west-nile-virus-vigilance-accrue-en-occitanie-pour-les-professionnels-de-sante\/","title":{"rendered":"Fi\u00e8vre du Nil occidental (West Nile Virus) : vigilance accrue en Occitanie pour les professionnels de sant\u00e9"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">Contexte \u00e9pid\u00e9miologique 2025<\/h2>\n\n\n\n<p>L\u2019<strong><a href=\"https:\/\/www.occitanie.ars.sante.fr\/\">Agence R\u00e9gionale de Sant\u00e9 Occitanie<\/a><\/strong> confirme la circulation active du <strong>virus du Nil occidental (West Nile Virus \u2013 WNV)<\/strong> dans plusieurs d\u00e9partements.<br>Au 8 septembre 2025, <strong>23 cas humains<\/strong> ont \u00e9t\u00e9 identifi\u00e9s en France hexagonale, dont <strong>4 cas confirm\u00e9s en Occitanie<\/strong> (H\u00e9rault et Haute-Garonne).<br>La surveillance animale a \u00e9galement confirm\u00e9 plusieurs cas \u00e9quins dans l\u2019H\u00e9rault, le Gard et la Haute-Garonne.<\/p>\n\n\n\n<p>Ces \u00e9l\u00e9ments indiquent une circulation virale significative dans notre r\u00e9gion, en particulier dans les d\u00e9partements <strong>H\u00e9rault, Gard, Haute-Garonne, Pyr\u00e9n\u00e9es-Orientales et Aude<\/strong>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">D\u00e9finition des cas (selon Sant\u00e9 publique France)<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Cas suspect d\u2019infection neuro-invasive<\/strong> :\n<ul class=\"wp-block-list\">\n<li>Adulte \u2265 15 ans, hospitalis\u00e9 entre le 1er mai et le 30 novembre,<\/li>\n\n\n\n<li>Pr\u00e9sentant une fi\u00e8vre \u2265 38,5 \u00b0C,<\/li>\n\n\n\n<li>Avec manifestations neurologiques (enc\u00e9phalite, m\u00e9ningite, polyradiculon\u00e9vrite, paralysie flasque aigu\u00eb),<\/li>\n\n\n\n<li>LCR clair (non purulent) sans autre \u00e9tiologie identifi\u00e9e.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Syndrome \u201cdengue-like\u201d<\/strong> :\n<ul class=\"wp-block-list\">\n<li>Fi\u00e8vre, c\u00e9phal\u00e9es, douleurs diffuses, +\/- \u00e9ruption cutan\u00e9e,<\/li>\n\n\n\n<li>Patient ayant s\u00e9journ\u00e9 dans une zone de transmission dans les 14 jours pr\u00e9c\u00e9dant les sympt\u00f4mes.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<p>Attention : La <strong>fi\u00e8vre du Nil occidental est une maladie \u00e0 d\u00e9claration obligatoire (MDO)<\/strong>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Conduite \u00e0 tenir pour les professionnels de sant\u00e9<\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Surveillance clinique<\/strong>\n<ul class=\"wp-block-list\">\n<li>\u00catre attentif \u00e0 tout tableau neurologique f\u00e9brile entre mai et novembre.<\/li>\n\n\n\n<li>\u00c9voquer le diagnostic devant un syndrome f\u00e9brile atypique chez un patient ayant s\u00e9journ\u00e9 en zone \u00e0 risque.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>D\u00e9claration obligatoire<\/strong>\n<ul class=\"wp-block-list\">\n<li>Tout cas probable ou confirm\u00e9 doit \u00eatre signal\u00e9 imm\u00e9diatement \u00e0 l\u2019ARS Occitanie :\n<ul class=\"wp-block-list\">\n<li>\ud83d\udcde 0 800 301 301<\/li>\n\n\n\n<li>\ud83d\udce7 ars-oc-alerte@ars.sante.fr<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Pr\u00e9l\u00e8vements biologiques<\/strong>\n<ul class=\"wp-block-list\">\n<li>Adresser au <strong>CNR des arbovirus de Marseille<\/strong> :\n<ul class=\"wp-block-list\">\n<li>Liquide c\u00e9phalo-rachidien (LCS),<\/li>\n\n\n\n<li>Sang total EDTA,<\/li>\n\n\n\n<li>Avec \u00e9tiquette de transmission et fiche de renseignements du CNR.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Collaboration interdisciplinaire<\/strong>\n<ul class=\"wp-block-list\">\n<li>Informer les \u00e9quipes de soins, laboratoires et partenaires territoriaux.<\/li>\n\n\n\n<li>S\u2019appuyer sur la vigilance conjointe en sant\u00e9 humaine et v\u00e9t\u00e9rinaire (cas \u00e9quins).<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\">Rappel \u00e9pid\u00e9miologique<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>L\u2019homme et les \u00e9quid\u00e9s sont des <strong>h\u00f4tes accidentels<\/strong>, avec une vir\u00e9mie trop courte pour entra\u00eener une transmission secondaire.<\/li>\n\n\n\n<li>Le <strong>r\u00e9servoir<\/strong> : oiseaux sauvages.<\/li>\n\n\n\n<li>Le <strong>vecteur principal<\/strong> : moustiques du genre <em>Culex<\/em>.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Ressources utiles<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/www.occitanie.ars.sante.fr\/fievre-du-nil-occidental-ou-infection-par-le-virus-west-nile\">ARS Occitanie \u2013 Fi\u00e8vre du Nil occidental<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.santepubliquefrance.fr\/maladies-et-traumatismes\/maladies-a-transmission-vectorielle\/west-nile-virus\">Sant\u00e9 publique France \u2013 West Nile Virus<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.legifrance.gouv.fr\/download\/pdf\/circ?id=44904\">Instruction nationale sur la pr\u00e9vention des arboviroses<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.santepubliquefrance.fr\/maladies-a-declaration-obligatoire\/liste-des-maladies-a-declaration-obligatoire\">Formulaire Cerfa de d\u00e9claration obligatoire<\/a><\/li>\n<\/ul>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>L\u2019Agence R\u00e9gionale de Sant\u00e9 Occitanie confirme la circulation active du virus du Nil occidental (West Nile Virus \u2013 WNV) dans plusieurs d\u00e9partements.<br \/>\nAu 8 septembre 2025, 23 cas humains ont \u00e9t\u00e9 identifi\u00e9s en France hexagonale, dont 4 cas confirm\u00e9s en Occitanie (H\u00e9rault et Haute-Garonne).<br \/>\nLa surveillance animale a \u00e9galement confirm\u00e9 plusieurs cas \u00e9quins dans l\u2019H\u00e9rault, le Gard et la Haute-Garonne.<\/p>\n","protected":false},"author":1,"featured_media":384,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center 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