{"id":16333,"date":"2026-05-08T06:10:40","date_gmt":"2026-05-08T04:10:40","guid":{"rendered":"https:\/\/rvh-synergie.org\/actualites\/des-chercheurs-soupconnent-un-dangereux-virus-argentin-a-bord-dun-navire\/"},"modified":"2026-05-08T06:10:41","modified_gmt":"2026-05-08T04:10:41","slug":"des-chercheurs-soupconnent-un-dangereux-virus-argentin-a-bord-dun-navire","status":"publish","type":"post","link":"https:\/\/rvh-synergie.org\/actualites\/des-chercheurs-soupconnent-un-dangereux-virus-argentin-a-bord-dun-navire\/","title":{"rendered":"Des chercheurs soup\u00e7onnent un dangereux virus argentin \u00e0 bord d&rsquo;un navire"},"content":{"rendered":"<p><!--$--><\/p>\n<div data-hk=\"0000942120a20200\" class=\"Html-Block\" data-qa-article-content-text>\n<ul>\n<li><i>Dans la vid\u00e9o : De la fi\u00e8vre \u00e0 l&rsquo;insuffisance r\u00e9nale : les sympt\u00f4mes du hantavirus<\/i><\/li>\n<\/ul>\n<p>L\u2019hantavirus pourrait s\u2019\u00eatre d\u00e9clar\u00e9 sur le bateau de croisi\u00e8re \u00ab MS Hondius \u00bb dans l\u2019Atlantique. Le navire est parti de l&rsquo;Argentine vers le Cap-Vert il y a quelques semaines. Il y a eu plusieurs morts en cours de route. Trois personnes sont mortes, un couple n\u00e9erlandais \u00e2g\u00e9 et un Allemand. <\/p>\n<\/div>\n<div data-hk=\"0000942120a20210\" class=\"Html-Block\" data-qa-article-content-text>\n<p>La N\u00e9erlandaise d\u00e9c\u00e9d\u00e9e a re\u00e7u un diagnostic d&rsquo;hantavirus, un autre passager a \u00e9t\u00e9 confirm\u00e9 porteur d&rsquo;hantavirus en laboratoire et est soign\u00e9 dans une unit\u00e9 de soins intensifs en Afrique du Sud. Il y a \u00e9galement plusieurs cas suspects d\u2019hantavirus \u00e0 bord. \u00ab\u00a0Il s&rsquo;agit d&rsquo;un \u00e9v\u00e9nement d&rsquo;infection extraordinaire auquel on ne s&rsquo;attendrait pas sous cette forme sur un bateau de croisi\u00e8re\u00a0\u00bb, d\u00e9clare le virologue hambourgeois Jonas Schmidt-Chanasit. Les chercheurs se demandent si une variante virale particuli\u00e8rement dangereuse aurait pu s\u2019introduire \u00e0 bord.<\/p>\n<\/div>\n<aside data-hk=\"0000942120a202204\" data-qa-ad-slot class=\"Ad-Slot Ad-Slot-mobile Ad-Slot-hor Ad-Slot-FC\">\n<div class=\"Ad-Slot-FC-Container\">\n<div class=\"Ad-Slot-FC-Window\">\n<div id=\"ad-slot-mobile-hor-2\" data-orientation=\"hor\" data-index=\"2\" data-slot=\"ad-slot\" data-device=\"mobile\"><\/div>\n<\/div>\n<\/div>\n<\/aside>\n<div data-hk=\"0000942120a20230\" class=\"Html-Block\" data-qa-article-content-text>\n<h2>Hantavirus argentin particuli\u00e8rement dangereux<\/h2>\n<p>\u00ab\u00a0Les hantavirus sont g\u00e9n\u00e9ralement transmis par des rongeurs infect\u00e9s\u00a0\u00bb, explique Schmidt-Chanasit. Par exemple, par contact avec l\u2019urine, les excr\u00e9ments ou la salive de rongeurs infect\u00e9s. La poussi\u00e8re souffl\u00e9e contenant des virus peut \u00e9galement infecter les personnes. La transmission de personne \u00e0 personne est tr\u00e8s improbable.<\/p>\n<\/div>\n<div data-hk=\"0000942120a20240\" class=\"Html-Block\" data-qa-article-content-text>\n<p>L\u2019exception est une variante originaire d\u2019Argentine, le virus des Andes. \u00abUne transmission interhumaine par contact \u00e9troit a \u00e9t\u00e9 d\u00e9crite pour cet hantavirus\u00bb, explique Schmidt-Chanasit. \u00ab\u00a0Le navire \u00e9tant venu du sud de l&rsquo;Argentine, cette possibilit\u00e9 doit \u00eatre prise au s\u00e9rieux en termes de diagnostic diff\u00e9rentiel\u00a0\u00bb, pr\u00e9vient l&rsquo;expert.<\/p>\n<\/div>\n<aside data-hk=\"0000942120a202504\" data-qa-ad-slot class=\"Ad-Slot Ad-Slot-mobile Ad-Slot-out\">\n<div id=\"ad-slot-mobile-out-1\" data-orientation=\"out\" data-index=\"1\" data-slot=\"ad-slot\" data-device=\"mobile\"><\/div>\n<\/aside>\n<div data-hk=\"0000942120a20260\" class=\"Ad-Row\">\n<div class=\"Ad-Col col-lg-5\">\n<div data-hk=\"0000942120a2026104\" data-qa-ad-slot class=\"Ad-Slot Ad-Slot-desktop Ad-Slot-ver\" role=\"region\" aria-label=\"Anzeige 1\">\n<div id=\"ad-slot-desktop-ver-1\" data-orientation=\"ver\" data-index=\"1\" data-slot=\"ad-slot\" data-device=\"desktop\"><\/div>\n<\/div>\n<\/div>\n<div class=\"Ad-Col col-lg-5\">\n<aside data-hk=\"0000942120a2026204\" data-qa-ad-slot class=\"Ad-Slot Ad-Slot-desktop Ad-Slot-ver Ad-Slot-FC\">\n<div class=\"Ad-Slot-FC-Container\">\n<div class=\"Ad-Slot-FC-Window\">\n<div id=\"ad-slot-desktop-ver-2\" data-orientation=\"ver\" data-index=\"2\" data-slot=\"ad-slot\" data-device=\"desktop\"><\/div>\n<\/div>\n<\/div>\n<\/aside>\n<\/div>\n<\/div>\n<div data-hk=\"0000942120a20270\" class=\"Html-Block\" data-qa-article-content-text>\n<p>L&rsquo;infectiologue Charlotte Hammer du Downing College de Cambridge (Royaume-Uni) estime \u00e9galement que cela est possible : \u00ab\u00a0Dans ce cas, il s&rsquo;agit tr\u00e8s probablement du virus des Andes, un hantavirus pr\u00e9sent en Argentine.\u00a0\u00bb Il fait partie des hantavirus dits du \u00ab Nouveau Monde \u00bb. Contrairement aux variantes du \u00ab Vieux Monde \u00bb qui surviennent par exemple en Europe, les infections sont pass\u00e9es inaper\u00e7ues depuis longtemps. Ils ne provoquent initialement que des sympt\u00f4mes pseudo-grippaux avant de pouvoir \u00e9voluer vers le syndrome pulmonaire \u00e0 hantavirus \u2013 environ 40 % des patients d\u00e9c\u00e8dent.<\/p>\n<\/div>\n<aside data-hk=\"0000942120a202804\" data-qa-ad-slot class=\"Ad-Slot Ad-Slot-mobile Ad-Slot-hor\">\n<div id=\"ad-slot-mobile-hor-3\" data-orientation=\"hor\" data-index=\"3\" data-slot=\"ad-slot\" data-device=\"mobile\"><\/div>\n<\/aside>\n<div data-hk=\"0000942120a20290\" class=\"Html-Block\" data-qa-article-content-text>\n<h2>Le type de virus doit \u00eatre clarifi\u00e9 rapidement<\/h2>\n<p>On ne sait toujours pas quel type de virus est responsable des cas confirm\u00e9s. Une analyse en laboratoire est toujours en attente.<\/p>\n<\/div>\n<div data-hk=\"0000942120a202a100\" class=\"Html-Block\" data-qa-article-content-text>\n<p>Selon Schmidt-Chanasit, deux voies d&rsquo;infection sont possibles : <\/p>\n<\/div>\n<div data-hk=\"0000942120a202a110\" class=\"Html-Block\" data-qa-article-content-text>\n<ol>\n<li>Une ou plusieurs personnes ont d\u00e9j\u00e0 \u00e9t\u00e9 infect\u00e9es en Argentine ou dans la zone d&rsquo;exposition sud-am\u00e9ricaine et ont transport\u00e9 le virus \u00e0 bord. \u00ab\u00a0S&rsquo;il s&rsquo;agit du virus des Andes, une transmission ult\u00e9rieure \u00e0 bord serait envisageable en cas de contact \u00e9troit.\u00a0\u00bb<\/li>\n<li>Les personnes touch\u00e9es ont \u00e9t\u00e9 infect\u00e9es par des rongeurs \u00e0 bord ou par des aliments, des zones de stockage, des cabines, des surfaces ou de la poussi\u00e8re contamin\u00e9s &#8211; \u00ab\u00a0par exemple si des souris ou des rats ont colonis\u00e9 le navire ou les zones de stockage\u00a0\u00bb.<\/li>\n<\/ol>\n<p>\u00abLes deux possibilit\u00e9s doivent \u00eatre clarifi\u00e9es par des enqu\u00eates \u00e9pid\u00e9miologiques, des inspections environnementales, la lutte contre les rongeurs et des diagnostics virologiques\u00bb, explique Schmidt-Chanasit.<\/p>\n<\/div>\n<aside data-hk=\"0000942120a202a1204\" data-qa-ad-slot class=\"Ad-Slot Ad-Slot-mobile Ad-Slot-hor\">\n<div id=\"ad-slot-mobile-hor-4\" data-orientation=\"hor\" data-index=\"4\" data-slot=\"ad-slot\" data-device=\"mobile\"><\/div>\n<\/aside>\n<aside data-hk=\"0000942120a202a1304\" data-qa-ad-slot class=\"Ad-Slot Ad-Slot-desktop Ad-Slot-hor Ad-Slot-FC\">\n<div class=\"Ad-Slot-FC-Container\">\n<div class=\"Ad-Slot-FC-Window\">\n<div id=\"ad-slot-desktop-hor-2\" data-orientation=\"hor\" data-index=\"2\" data-slot=\"ad-slot\" data-device=\"desktop\"><\/div>\n<\/div>\n<\/div>\n<\/aside>\n<div data-hk=\"0000942120a202a140\" class=\"Html-Block\" data-qa-article-content-text>\n<p>Il est particuli\u00e8rement important de d\u00e9terminer s\u2019il s\u2019agit r\u00e9ellement du virus des Andes. \u00abSi tel est le cas, les personnes malades doivent \u00eatre syst\u00e9matiquement isol\u00e9es et, en cas de contact \u00e9troit, une gestion structur\u00e9e des contacts doit avoir lieu\u00bb, explique le virologue.<\/p>\n<\/div>\n<div data-hk=\"0000942120a202a150\" class=\"Html-Block\" data-qa-article-content-text>\n<h2>Les passagers sont coinc\u00e9s<\/h2>\n<p>Le \u00ab MS Hondius \u00bb est actuellement amarr\u00e9 devant le port de Praia, au Cap-Vert, mais les passagers ne sont pas autoris\u00e9s \u00e0 d\u00e9barquer. L&rsquo;op\u00e9rateur maritime Oceanwide Expeditions a d\u00e9clar\u00e9 qu&rsquo;il n&rsquo;y avait pas encore de destination confirm\u00e9e, mais qu&rsquo;une poursuite du voyage vers les \u00eeles Canaries \u00e9tait \u00e0 l&rsquo;\u00e9tude. Une \u00e9vacuation sanitaire via le Cap-Vert est pr\u00e9vue pour trois personnes.<\/p>\n<\/div>\n<aside data-hk=\"0000942120a202a1604\" data-qa-ad-slot class=\"Ad-Slot Ad-Slot-mobile Ad-Slot-hor\">\n<div id=\"ad-slot-mobile-hor-5\" data-orientation=\"hor\" data-index=\"5\" data-slot=\"ad-slot\" data-device=\"mobile\"><\/div>\n<\/aside>\n<div data-hk=\"0000942120a202a170\" class=\"Html-Block\" data-qa-article-content-text>\n<p>Tant qu\u2019on ne saura pas clairement d\u2019o\u00f9 viennent les virus et s\u2019il s\u2019agit du virus des Andes, cela restera probablement ainsi. L\u2019Organisation mondiale de la sant\u00e9 estime que le risque de propagation du virus sur terre est faible. Mais comme l&rsquo;explique Schmidt-Chanasit, d&rsquo;autres personnes \u00e0 bord pourraient \u00eatre touch\u00e9es : \u00ab\u00a0Les maladies \u00e0 hantavirus ont une p\u00e9riode d&rsquo;incubation qui peut durer de plusieurs jours \u00e0 plusieurs semaines, selon le virus et l&rsquo;exposition. Par cons\u00e9quent, d&rsquo;autres cas peuvent survenir avec un certain retard.\u00a0\u00bb<\/p>\n<\/div>\n<aside data-hk=\"0000942120a202a1804\" data-qa-ad-slot class=\"Ad-Slot Ad-Slot-mobile Ad-Slot-hor\">\n<div id=\"ad-slot-mobile-hor-6\" data-orientation=\"hor\" data-index=\"6\" data-slot=\"ad-slot\" data-device=\"mobile\"><\/div>\n<\/aside>\n<div data-hk=\"0000942120a202a190\" class=\"Html-Block\" data-qa-article-content-text>\n<p>En cas de suspicion accrue de virus andins, les personnes malades doivent \u00eatre isol\u00e9es et les contacts \u00e9troits doivent \u00eatre activement surveill\u00e9s, et le personnel m\u00e9dical doit travailler avec un \u00e9quipement de protection individuelle appropri\u00e9, explique le virologue. \u00ab\u00a0Si l&rsquo;esp\u00e8ce d&rsquo;hantavirus n&rsquo;est pas claire et qu&rsquo;une maladie respiratoire grave survient apr\u00e8s un s\u00e9jour dans le sud de l&rsquo;Argentine, je proc\u00e9derais dans un premier temps par mesure de pr\u00e9caution jusqu&rsquo;\u00e0 ce que le virus des Andes soit exclu.\u00a0\u00bb<\/p>\n<\/div>\n<aside data-hk=\"0000942120a202a2004\" data-qa-ad-slot class=\"Ad-Slot Ad-Slot-mobile Ad-Slot-hor\">\n<div id=\"ad-slot-mobile-hor-7\" data-orientation=\"hor\" data-index=\"7\" data-slot=\"ad-slot\" data-device=\"mobile\"><\/div>\n<\/aside>\n<aside data-hk=\"0000942120a202a2104\" data-qa-ad-slot class=\"Ad-Slot Ad-Slot-desktop Ad-Slot-out\">\n<div id=\"ad-slot-desktop-out-1\" data-orientation=\"out\" data-index=\"1\" data-slot=\"ad-slot\" data-device=\"desktop\"><\/div>\n<\/aside>\n<div data-hk=\"0000942120a202a220\" class=\"Html-Block\" data-qa-article-content-text>\n<h2>L\u2019ambiance \u00e0 bord est \u00ab calme \u00bb<\/h2>\n<p>Aux \u00eeles Canaries, par exemple \u00e0 Las Palmas sur Gran Canaria ou \u00e0 Tenerife, des examens m\u00e9dicaux suppl\u00e9mentaires pourraient avoir lieu lors du d\u00e9barquement, a expliqu\u00e9 la compagnie maritime. Celles-ci pourraient avoir lieu sous la supervision de l\u2019Organisation mondiale de la sant\u00e9 (OMS) et des autorit\u00e9s sanitaires n\u00e9erlandaises. \u00ab\u00a0Cela doit encore \u00eatre confirm\u00e9\u00a0\u00bb, a indiqu\u00e9 la compagnie maritime lundi soir. L&rsquo;ambiance \u00e0 bord \u00e9tait \u00ab calme \u00bb et les quelque 150 passagers \u00e9taient \u00ab calmes dans leur ensemble \u00bb, pr\u00e9cise le communiqu\u00e9.<\/p>\n<\/div>\n<aside data-hk=\"0000942120a202a2304\" data-qa-ad-slot class=\"Ad-Slot Ad-Slot-mobile Ad-Slot-hor\">\n<div id=\"ad-slot-mobile-hor-8\" data-orientation=\"hor\" data-index=\"8\" data-slot=\"ad-slot\" data-device=\"mobile\"><\/div>\n<\/aside>\n<div data-hk=\"0000942120a202a240\" class=\"Html-Block\" data-qa-article-content-text>\n<p>L&rsquo;Organisation mondiale de la sant\u00e9 recherche d\u00e9sormais des passagers sur un vol fin avril reliant l&rsquo;\u00eele de Sainte-H\u00e9l\u00e8ne \u00e0 Johannesburg, sur lequel se trouvait \u00e0 bord le passager n\u00e9erlandais aujourd&rsquo;hui d\u00e9c\u00e9d\u00e9. Elle a d\u00e9barqu\u00e9 du navire \u00e0 Sainte-H\u00e9l\u00e8ne le 24 avril apr\u00e8s la mort de son mari, un an plus \u00e2g\u00e9 qu&rsquo;elle, pendant la croisi\u00e8re.<\/p>\n<\/div>\n<div data-hk=\"0000942120a202a250\" class=\"Html-Block\" data-qa-article-content-text>\n<p>Un jour plus tard, la femme qui, selon l&rsquo;OMS, souffrait de sympt\u00f4mes d&rsquo;une maladie gastro-intestinale, s&rsquo;est envol\u00e9e pour Johannesburg. Son \u00e9tat s&rsquo;est consid\u00e9rablement aggrav\u00e9 pendant le vol. La femme est d\u00e9c\u00e9d\u00e9e \u00e0 l&rsquo;h\u00f4pital de Johannesburg un jour plus tard.<\/p>\n<\/div>\n<div data-hk=\"0000942120a202a260\" class=\"Html-Block\" data-qa-article-content-text>\n<p><i>avec du mat\u00e9riel de SMC, dpa et AFP.<\/i><\/p>\n<\/div>\n<p><!--\/--><br \/>\n<!--$--><br \/>\n<!--\/--><br \/>\n<!--$--><br \/>\n<!--\/--><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Dans la vid\u00e9o : De la fi\u00e8vre \u00e0 l&rsquo;insuffisance r\u00e9nale : les sympt\u00f4mes du hantavirus<\/p>\n","protected":false},"author":1,"featured_media":16334,"comment_status":"open","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[86],"tags":[9770,6359,288,406,16,528,9771,9769,630],"class_list":["post-16333","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-les-maladies","tag-argentin","tag-bord","tag-chercheurs","tag-dangereux","tag-des","tag-dun","tag-navire","tag-soupconnent","tag-virus","generate-columns","tablet-grid-50","mobile-grid-100","grid-parent","grid-50","resize-featured-image"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.4 - 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