{"id":1324,"date":"2023-05-30T17:50:24","date_gmt":"2023-05-30T15:50:24","guid":{"rendered":"http:\/\/gtvbfc.com\/?p=1324"},"modified":"2024-01-23T09:41:10","modified_gmt":"2024-01-23T08:41:10","slug":"peste-bovine","status":"publish","type":"post","link":"https:\/\/gtvbfc.com\/index.php\/2023\/05\/30\/peste-bovine\/","title":{"rendered":"Peste bovine"},"content":{"rendered":"\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:66.66%\">\n<p>La peste bovine est une maladie tr\u00e8s contagieuse particuli\u00e8rement grave chez les bovins, affectant les ruminants domestiques et sauvages et les suid\u00e9s, due \u00e0 un virus de la famille des Paramyxoviridae. <\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column has-very-light-gray-to-cyan-bluish-gray-gradient-background has-background is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:33.33%\">\n<p class=\"has-text-align-center has-colibri-color-5-color has-text-color\">UTILES<\/p>\n\n\n\n<p class=\"has-text-align-center has-small-font-size\"><a href=\"https:\/\/drive.google.com\/open?id=1vCg7sSC_gleObZEzVMalW5shNgQCOIbs\" data-type=\"URL\" data-id=\"https:\/\/drive.google.com\/open?id=1vCg7sSC_gleObZEzVMalW5shNgQCOIbs\" target=\"_blank\" rel=\"noreferrer noopener\">Fiche comm\u00e9morative DNCB<\/a><\/p>\n\n\n\n<p class=\"has-text-align-center has-small-font-size\"><a href=\"https:\/\/eve.vet-alfort.fr\/course\/view.php?id=280\" data-type=\"URL\" data-id=\"https:\/\/eve.vet-alfort.fr\/course\/view.php?id=280\" target=\"_blank\" rel=\"noreferrer noopener\">Polycopi\u00e9s ENV<\/a><\/p>\n<\/div>\n<\/div>\n\n\n\n<p>Elle se caract\u00e9rise chez les bovins par une hyperthermie brutale associ\u00e9e \u00e0 un \u00e9tat typhique marqu\u00e9 et des l\u00e9sions inflammatoires et ulc\u00e9ron\u00e9crotiques des muqueuses superficielles et profondes provoquant stomatite et gastro-ent\u00e9rite violente.<\/p>\n\n\n\n<p><strong>ESP\u00c8CES INFECT\u00c9ES<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>affecte surtout les bovins et les buffles, de loin les plus sensibles ;<\/li>\n\n\n\n<li>plus rarement atteints <strong>ovins <\/strong>et<strong> caprins ;<\/strong><\/li>\n\n\n\n<li>affecte \u00e9galement de nombreux <strong>ruminants sauvages<\/strong> et les <strong>suid\u00e9s<\/strong> (porc domestique Asie) (phacoch\u00e8res, potamoch\u00e8res sensibles en Afrique).<\/li>\n\n\n\n<li>Non transmissible \u00e0 l&rsquo;<strong>Homme<\/strong>.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h.y7r5fvcaynos_l\">\u00c9tude clinique<\/h2>\n\n\n\n<p><strong>INCUBATION <\/strong><strong>:<\/strong> <strong>3 \u00e0 15 jours<\/strong> (jusqu&rsquo;\u00e0 <strong>40 jours<\/strong>)<\/p>\n\n\n\n<p><strong>SYMPT\u00d4ME<\/strong><\/p>\n\n\n\n<p>Virus pantrope. Affinit\u00e9 particuli\u00e8re pour les tissus lympho\u00efdes.<\/p>\n\n\n\n<p>A &#8211; Sympt\u00f4mes chez les ruminants<\/p>\n\n\n\n<p><em><strong>Forme typique (bovins &#8211; \u00e9volution aigu\u00eb) :<\/strong><\/em><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>d\u00e9bute par une hyperthermie brutale (41-42\u00b0C)<\/li>\n\n\n\n<li>\u00e9tat typhique prononc\u00e9 ;<\/li>\n\n\n\n<li>rapidement (au bout de 1 \u00e0 3 jours) .une congestion des muqueuses orales, nasales, oculaires et g\u00e9nitales externes<\/li>\n\n\n\n<li>stomatite ulc\u00e9ro-n\u00e9crotique,<\/li>\n\n\n\n<li>gastroent\u00e9rite violente parfois h\u00e9morragique,<\/li>\n\n\n\n<li>bronchopneumonie<\/li>\n\n\n\n<li>\u00e9volue le plus souvent vers la mort en 10 jours.<\/li>\n<\/ul>\n\n\n\n<p>Remarque : Possibilit\u00e9 d&rsquo;\u00e9volution suraigu\u00eb (<strong>veaux<\/strong>), subaigu\u00eb ou chronique (sympt\u00f4mes plus discrets et gu\u00e9rison fr\u00e9quente), fruste (hyperthermie passag\u00e8re, diarrh\u00e9e possible ; souvent la seule manifestation chez les ovins et caprins).<\/p>\n\n\n\n<p><em><strong>Formes atypiques :<\/strong><\/em><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>formes apyr\u00e9tiques mortelles,<\/li>\n\n\n\n<li>formes sans localisation aux muqueuses externes,<\/li>\n\n\n\n<li>formes neurologiques,<\/li>\n\n\n\n<li>formes cutan\u00e9es (avec \u00e9ruption papulo-v\u00e9siculeuse).<\/li>\n<\/ul>\n\n\n\n<p><em><strong>Complications <\/strong><\/em>: avortements, sortie de maladies latentes, complications infectieuses.<\/p>\n\n\n\n<p>B &#8211; Sympt\u00f4mes chez les suid\u00e9s :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u00e9volution g\u00e9n\u00e9ralement fruste (hyperthermie passag\u00e8re et \u00e9ventuellement diarrh\u00e9e) ;<\/li>\n<\/ul>\n\n\n\n<p>formes graves d\u00e9crites chez le porc asiatique, \u00e9voquant la peste porcine (hyperthermie, prostration, conjonctivite, inflammation et \u00e9rosion des muqueuses buccales et mort).<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h.z1esgy3xaqcq_l\">L\u00e9sions<\/h2>\n\n\n\n<p><strong>L\u00e9sions essentielles<\/strong><strong> :<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>l\u00e9sions inflammatoires ;<\/li>\n\n\n\n<li>ulc\u00e9ron\u00e9crotiques des muqueuses <strong>superficielles<\/strong>, (bouche) <strong>profondes<\/strong> ( intestins &#8211; foyers n\u00e9crotiques des plaques de Peyer et voies respiratoires sup\u00e9rieures).<\/li>\n<\/ul>\n\n\n\n<p><strong>Autres l\u00e9sions<\/strong><strong> :<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>congestion<\/strong> et <strong>h\u00e9morragies<\/strong> \u00e9tendues \u00e0 de nombreux organes ;<\/li>\n\n\n\n<li><strong>hypertrophie<\/strong> des n\u0153uds lymphatiques et des amygdales ;<\/li>\n\n\n\n<li><strong>pneumonie<\/strong>.<\/li>\n<\/ul>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"250\" height=\"169\" src=\"https:\/\/gtvbfc.com\/wp-content\/uploads\/2023\/05\/1vzoc5vf.png\" alt=\"\" class=\"wp-image-1326\"\/><\/figure>\n\n\n\n<p class=\"has-text-align-center has-small-font-size\"><small>muqueuse buccale. Il y a une grave n\u00e9crose diffuse \/ ulc\u00e9ration de coalescence du coussinet dentaire; la muqueuse mandibulaire contient des \u00e9rosions plus petites.<\/small><\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"250\" height=\"170\" src=\"https:\/\/gtvbfc.com\/wp-content\/uploads\/2023\/05\/e25wbt3o.png\" alt=\"\" class=\"wp-image-1328\"\/><\/figure>\n\n\n\n<p class=\"has-text-align-center has-small-font-size\"><small>muqueuse buccale. Il existe de nombreuses petites \u00e9rosions gingivales<\/small><\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"250\" height=\"167\" src=\"https:\/\/gtvbfc.com\/wp-content\/uploads\/2023\/05\/qrrqdru1.png\" alt=\"\" class=\"wp-image-1329\"\/><\/figure>\n\n\n\n<p class=\"has-text-align-center has-small-font-size\"><small>muqueuse buccale. Il existe de nombreuses \u00e9rosions coalescentes sur la muqueuse linguale ventrolat\u00e9rale.<\/small><\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"250\" height=\"165\" src=\"https:\/\/gtvbfc.com\/wp-content\/uploads\/2023\/05\/l8os2cg8.png\" alt=\"\" class=\"wp-image-1330\"\/><\/figure>\n\n\n\n<p class=\"has-text-align-center has-small-font-size\"><small>gingiva. Il y a quelques petites \u00e9rosions.<\/small><\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"250\" height=\"145\" src=\"https:\/\/gtvbfc.com\/wp-content\/uploads\/2023\/05\/x0gptsxd.png\" alt=\"\" class=\"wp-image-1331\"\/><\/figure>\n\n\n\n<p class=\"has-text-align-center has-small-font-size\"><small>muqueuse buccale. Il y a de nombreuses \u00e9rosions sur et entre les papilles buccales.<\/small><\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"250\" height=\"168\" src=\"https:\/\/gtvbfc.com\/wp-content\/uploads\/2023\/05\/5bxga7kb.png\" alt=\"\" class=\"wp-image-1332\"\/><\/figure>\n\n\n\n<p class=\"has-text-align-center has-small-font-size\"><small>Bovine, palais dur. La muqueuse contient de nombreuses petites \u00e9rosions ou foyers de n\u00e9crose, rouge p\u00e2le \u00e0 fonc\u00e9, coalescents.<\/small><\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"250\" height=\"167\" src=\"https:\/\/gtvbfc.com\/wp-content\/uploads\/2023\/05\/qdhbumnn.png\" alt=\"\" class=\"wp-image-1335\"\/><\/figure>\n\n\n\n<p class=\"has-text-align-center has-small-font-size\"><small>il\u00e9on. La muqueuse est h\u00e9morragique et \u0153d\u00e9mateuse, et le patch de Peyer est d\u00e9prim\u00e9 (n\u00e9crose)<\/small><\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"250\" height=\"167\" src=\"https:\/\/gtvbfc.com\/wp-content\/uploads\/2023\/05\/9qq9zy86.png\" alt=\"\" class=\"wp-image-1336\"\/><\/figure>\n\n\n\n<p class=\"has-text-align-center has-small-font-size\"><small>deux points. La muqueuse contient plusieurs h\u00e9morragies lin\u00e9aires longitudinales.<\/small><\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"250\" height=\"164\" src=\"https:\/\/gtvbfc.com\/wp-content\/uploads\/2023\/05\/7f6p2vo9.png\" alt=\"\" class=\"wp-image-1337\"\/><\/figure>\n\n\n\n<p class=\"has-text-align-center has-small-font-size\"><small>intestin. \u00c9rosions avec ulc\u00e9ration; zones sombres de n\u00e9crose muqueuse et d&rsquo;h\u00e9morragie<\/small><\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"250\" height=\"168\" src=\"https:\/\/gtvbfc.com\/wp-content\/uploads\/2023\/05\/vxd3xqu6.png\" alt=\"\" class=\"wp-image-1333\"\/><\/figure>\n\n\n\n<p class=\"has-text-align-center has-small-font-size\"><small>la trach\u00e9e. La muqueuse est hyper\u00e9mique et recouverte d\u2019un abondant exsudat mucopurulent.<\/small><\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/gtvbfc.com\/wp-content\/uploads\/2023\/05\/oy2hk1q3.png\" alt=\"\" class=\"wp-image-1334\" width=\"394\" height=\"183\"\/><\/figure>\n\n\n\n<p class=\"has-text-align-center has-small-font-size\"><small>il\u00e9on. Les plaques de Peyer sont d\u00e9prim\u00e9es et recouvertes d&rsquo;exsudat fibrinon\u00e9crotique<\/small><\/p>\n<\/div>\n<\/div>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h.1gjxqgehcdgo_l\">\u00c9pid\u00e9miologie<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h.2rfdegvw32d5_l\">Sources de virus :<\/h3>\n\n\n\n<p>o <em><strong>Animaux malades<\/strong><\/em> :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>sang (septic\u00e9mie) ;<\/li>\n\n\n\n<li>tous les organes, excr\u00e9tions et secr\u00e9tions (s\u00e9cr\u00e9tions nasales, salive, larmes, urines, f\u00e8ces).<\/li>\n<\/ul>\n\n\n\n<p>o <em><strong>Excr\u00e9tion virale :<\/strong><\/em><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>pr\u00e9coce (24 \u00e0 48 heures avant l&rsquo;hyperthermie dans le mucus nasal par exemple), \u00e9lev\u00e9e<\/li>\n\n\n\n<li>peu durable (pas de portage chronique).<\/li>\n<\/ul>\n\n\n\n<p>o <em><strong>Porteurs sains <\/strong><\/em><strong>:<\/strong> r\u00e9servoirs ? (esp\u00e8ces vari\u00e9es).<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h.q44xtyleuhdy_l\">R\u00e9sistance :<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>faible du virus dans le milieu ext\u00e9rieur (quelques jours \u00e0 1 ou 2 semaines).<\/li>\n<\/ul>\n\n\n\n<p><em>Remarque<\/em> : attention aux viandes congel\u00e9es ou r\u00e9frig\u00e9r\u00e9es (virus stable jusqu&rsquo;\u00e0 pH 4).<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h.sc2mmnlu6f0e_l\">Transmission :<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>essentiellement directe<\/strong> (rassemblements d&rsquo;animaux ; contamination surtout par voie respiratoire) ;<\/li>\n\n\n\n<li><strong>indirecte r\u00e9duite<\/strong> (contamination possible par voie digestive et cutan\u00e9e).<\/li>\n<\/ul>\n\n\n\n<p>Vagues \u00e9pizootiques tr\u00e8s meurtri\u00e8res (taux de morbidit\u00e9 et de mortalit\u00e9 de 90 \u00e0 95 p. cent) en r\u00e9gion nouvellement infect\u00e9e.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h.ec3uzq4xtw_l\">Diagnostics diff\u00e9rentiels<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Autres stomatites contagieuses (<strong>fi\u00e8vre aphteuse<\/strong> notamment);<\/li>\n\n\n\n<li>Cas particuliers de la maladie des muqueuses (aspect sporadique, signes moins intenses).<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h.xxaxdhazobr7_l\">Pr\u00e9l\u00e8vements (pour INFO &#8211; Soumis \u00e0 la d\u00e9cision de la DDETSPP)<\/h3>\n\n\n\n<p>Les pr\u00e9l\u00e8vements doivent \u00eatre effectu\u00e9s dans les premi\u00e8res phases de la maladie sur plusieurs animaux (au moins cinq) abattus \u00e0 cet effet.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h.9ex8zufq0hf7_l\">Virologique :<\/h3>\n\n\n\n<p>\u00b7 <strong>Sang<\/strong> : pr\u00e9lev\u00e9 sur h\u00e9parine ;<\/p>\n\n\n\n<p>\u00b7 <strong>Organes<\/strong> : n\u0153uds lymphatiques (m\u00e9sent\u00e9riques) ou de la rate (pr\u00e9l\u00e8vements r\u00e9frig\u00e9r\u00e9s ou congel\u00e9s) (antig\u00e8ne viral). Possibilit\u00e9s de d\u00e9tection par PCR.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h.mfywfo7rrv3e_l\">S\u00e9rologique : sur s\u00e9rum (tube sec)<\/h3>\n","protected":false},"excerpt":{"rendered":"<p>La peste bovine est une maladie tr\u00e8s contagieuse particuli\u00e8rement grave chez les bovins, affectant les ruminants domestiques et sauvages et les suid\u00e9s, due \u00e0 un virus de la famille des Paramyxoviridae. UTILES Fiche comm\u00e9morative DNCB Polycopi\u00e9s ENV Elle se caract\u00e9rise chez les bovins par une hyperthermie brutale associ\u00e9e \u00e0 un \u00e9tat typhique marqu\u00e9 et des [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":1326,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[46],"tags":[],"class_list":["post-1324","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-categorie-ade"],"_links":{"self":[{"href":"https:\/\/gtvbfc.com\/index.php\/wp-json\/wp\/v2\/posts\/1324","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/gtvbfc.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/gtvbfc.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/gtvbfc.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/gtvbfc.com\/index.php\/wp-json\/wp\/v2\/comments?post=1324"}],"version-history":[{"count":0,"href":"https:\/\/gtvbfc.com\/index.php\/wp-json\/wp\/v2\/posts\/1324\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/gtvbfc.com\/index.php\/wp-json\/wp\/v2\/media\/1326"}],"wp:attachment":[{"href":"https:\/\/gtvbfc.com\/index.php\/wp-json\/wp\/v2\/media?parent=1324"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/gtvbfc.com\/index.php\/wp-json\/wp\/v2\/categories?post=1324"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/gtvbfc.com\/index.php\/wp-json\/wp\/v2\/tags?post=1324"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}