{"id":14587,"date":"2023-11-27T10:02:40","date_gmt":"2023-11-27T07:02:40","guid":{"rendered":"https:\/\/www.pasteur.mg\/?page_id=14587"},"modified":"2025-05-23T16:18:58","modified_gmt":"2025-05-23T13:18:58","slug":"arbovirus","status":"publish","type":"page","link":"https:\/\/www.pasteur.mg\/en\/activites-de-reference-et-dexpertise\/arbovirus\/","title":{"rendered":"Centre National de R\u00e9f\u00e9rence pour les Arbovirus"},"content":{"rendered":"<p>[et_pb_section fb_built=\u00a0\u00bb1&Prime; _builder_version=\u00a0\u00bb4.20.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb background_enable_color=\u00a0\u00bboff\u00a0\u00bb custom_padding=\u00a0\u00bb0px||0px||true|false\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_row _builder_version=\u00a0\u00bb4.20.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb custom_margin=\u00a0\u00bb20px||||false|false\u00a0\u00bb custom_padding=\u00a0\u00bb10px||10px||true|false\u00a0\u00bb border_radii=\u00a0\u00bbon|10px|10px|10px|10px\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb4_4&Prime; _builder_version=\u00a0\u00bb4.20.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_code _builder_version=\u00a0\u00bb4.20.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb text_orientation=\u00a0\u00bbleft\u00a0\u00bb custom_margin=\u00a0\u00bb0px||0px||true|false\u00a0\u00bb custom_padding=\u00a0\u00bb0px||0px||true|false\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<span><span><a href=\"https:\/\/www.pasteur.mg\/en\/\">Accueil<\/a><\/span><\/span>[\/et_pb_code][et_pb_post_title meta=\u00a0\u00bboff\u00a0\u00bb featured_image=\u00a0\u00bboff\u00a0\u00bb _builder_version=\u00a0\u00bb4.20.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb title_font=\u00a0\u00bbFS Joey Bold|||||on|||\u00a0\u00bb title_text_align=\u00a0\u00bbleft\u00a0\u00bb title_text_color=\u00a0\u00bb#107fc3&Prime; title_font_size=\u00a0\u00bb50px\u00a0\u00bb custom_padding=\u00a0\u00bb||||false|false\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][\/et_pb_post_title][et_pb_divider color=\u00a0\u00bb#000000&Prime; _builder_version=\u00a0\u00bb4.20.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb custom_padding=\u00a0\u00bb0px||0px||false|false\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][\/et_pb_divider][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=\u00a0\u00bb1&Prime; _builder_version=\u00a0\u00bb4.20.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb custom_padding=\u00a0\u00bb0px||||false|false\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_row _builder_version=\u00a0\u00bb4.20.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb custom_margin=\u00a0\u00bb0px||0px||false|false\u00a0\u00bb custom_padding=\u00a0\u00bb0px||0px||false|false\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb4_4&Prime; _builder_version=\u00a0\u00bb4.20.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.20.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<p style=\"text-align: justify;\"><strong>Les arboviroses<\/strong> sont des maladies virales transmises par des arthropodes tels que les moustiques et les tiques \u00e0 des h\u00f4tes vert\u00e9br\u00e9s dont l\u2019homme.<\/p>\n<p style=\"text-align: justify;\"><strong>Le Centre National de R\u00e9f\u00e9rence pour les Arbovirus<\/strong> <strong>(CNRA)<\/strong> est h\u00e9berg\u00e9 par l\u2019unit\u00e9 de Virologie de l\u2019IPM. Il assure la surveillance biologique des arboviroses \u00e0 Madagascar pour le compte du Minist\u00e8re de la Sant\u00e9 Publique (MSP) depuis 2008 et pour celui de l\u2019Agriculture et de l\u2019Elevage depuis 2014.<\/p>\n<p style=\"text-align: justify;\">Le CNRA re\u00e7oit des demandes de diagnostic provenant de centres de surveillance biologique r\u00e9f\u00e9rents (CSB_R) de Toamasina I, Antsiranana I, Mahajanga I, Nosy Be, Fianarantsoa I, Antsohihy et Morondava. Ces centres sont tenus d\u2019envoyer de mani\u00e8re hebdomadaire un pr\u00e9l\u00e8vement sanguin des cinq premiers cas suspects d\u2019arbovirose rencontr\u00e9s ayant une \u00e9volution de la maladie de moins de cinq jours. Pour chaque patient, deux \u00e9chantillons de sang (pr\u00e9coce et tardif) sont recommand\u00e9s \u00e0 un intervalle de 7 \u00e0 21 jours pour pouvoir conclure \u00e0 une infection ou non par l\u2019un des virus recherch\u00e9s.<\/p>\n<p style=\"text-align: justify;\">Le CNRA recoit \u00e9galement des demandes en cas de suspicion d\u2019arbovirose hors sites sentinelles. Il appuie par ailleurs le MSP dans les \u00e9ventuelles investigations \u00e9pid\u00e9miques.<\/p>\n<p style=\"text-align: justify;\">Le CNRA effectue en routine les analyses biologiques suivantes :<\/p>\n<p style=\"text-align: justify;\">&#8211; Tentative d\u2019isolement et recherche des antig\u00e8nes viraux par immunofluorescence : Dengue (DENV), Chikungunya (CHIKV), Babanki (BBKV), Bunyamwera (BUNV), Fi\u00e8vre Jaune (YFV), Wesselsbron (WESSV)<\/p>\n<p style=\"text-align: justify;\">&#8211; Recherche d\u2019anticorps IgM par ELISA : DENV, CHIKV, West Nile (WNV)<\/p>\n<p style=\"text-align: justify;\">&#8211; Recherche du g\u00e9nome viral par RT-PCR en temps r\u00e9el : DENV, CHIKV.<\/p>\n<p style=\"text-align: justify;\">La surveillance biologique des arboviroses permet de d\u00e9pister rapidement une \u00e9ventuelle circulation virale au niveau des sites sentinelles et d\u2019identifier les risques sanitaires associ\u00e9s au niveau national, r\u00e9gional et international.<\/p>\n<p style=\"text-align: justify;\">\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section]<\/p>","protected":false},"excerpt":{"rendered":"<p><span><span><a href=\"https:\/\/www.pasteur.mg\/en\/\">Accueil<\/a><\/span><\/span>Les arboviroses sont des maladies virales transmises par des arthropodes tels que les moustiques et les tiques \u00e0 des h\u00f4tes vert\u00e9br\u00e9s dont l\u2019homme. Le Centre National de R\u00e9f\u00e9rence pour les Arbovirus (CNRA) est h\u00e9berg\u00e9 par l\u2019unit\u00e9 de Virologie de l\u2019IPM. Il assure la surveillance biologique des arboviroses \u00e0 Madagascar pour le compte du Minist\u00e8re de [&hellip;]<\/p>","protected":false},"author":19,"featured_media":0,"parent":19960,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_et_pb_use_builder":"on","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"class_list":["post-14587","page","type-page","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Centre National de R\u00e9f\u00e9rence pour les Arbovirus - Institut Pasteur de Madagascar<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.pasteur.mg\/en\/activites-de-reference-et-dexpertise\/arbovirus\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Centre National de R\u00e9f\u00e9rence pour les Arbovirus - 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