{"id":1202,"date":"2025-10-30T11:39:10","date_gmt":"2025-10-30T08:39:10","guid":{"rendered":"https:\/\/wiki.voka.io\/glossary\/%d0%b0%d0%b4%d0%b5%d0%bd%d0%be%d0%b8%d0%b4%d0%b8%d1%82\/"},"modified":"2025-10-30T11:39:14","modified_gmt":"2025-10-30T08:39:14","slug":"adenoidite","status":"publish","type":"glossary_item","link":"https:\/\/wiki.voka.io\/fr\/glossaire\/adenoidite\/","title":{"rendered":"Ad\u00e9no\u00efdite"},"content":{"rendered":"\n<p>L&rsquo;ad\u00e9no\u00efdite est une inflammation aigu\u00eb ou chronique des amygdales pharyng\u00e9es (ad\u00e9no\u00efdes). Contrairement \u00e0 l&rsquo;hypertrophie, l&rsquo;ad\u00e9no\u00efdite est un processus inflammatoire infectieux actif qui constitue un foyer d&rsquo;infection chronique dans le nasopharynx.<\/p>\n\n<p>La forme aigu\u00eb de la maladie est souvent appel\u00e9e \u00ab\u00a0amygdalite r\u00e9tronasale\u00a0\u00bb. L&rsquo;ad\u00e9no\u00efdite chronique, quant \u00e0 elle, provoque une toux prolong\u00e9e, un \u00e9coulement nasal et des maladies respiratoires fr\u00e9quentes chez les enfants, et agit comme un r\u00e9servoir pour la flore pathog\u00e8ne.<\/p>\n\n<h2 class=\"wp-block-heading\" id=\"h-&#x44D;&#x442;&#x438;&#x43E;&#x43B;&#x43E;&#x433;&#x438;&#x44F;-&#x438;-&#x43F;&#x430;&#x442;&#x43E;&#x444;&#x438;&#x437;&#x438;&#x43E;&#x43B;&#x43E;&#x433;&#x438;&#x44F;\"><strong>\u00c9tiologie et physiopathologie<\/strong><\/h2>\n\n<p>L&rsquo;ad\u00e9no\u00efdite aigu\u00eb est caus\u00e9e par des virus (ad\u00e9novirus, rhinovirus) et des bact\u00e9ries, le plus souvent <em>le streptocoque pneumonique<\/em> et <em>le bacille de Pfeiffer<\/em>. Dans leur forme chronique, des biofilms bact\u00e9riens se forment \u00e0 la surface des amygdales, ce qui entretient une inflammation persistante et les rend r\u00e9sistantes aux traitements antibiotiques standard.<\/p>\n\n<h2 class=\"wp-block-heading\"><strong>Importance clinique<\/strong><\/h2>\n\n<p>L&rsquo;ad\u00e9no\u00efdite aigu\u00eb se manifeste par de la fi\u00e8vre, une rhinorrh\u00e9e purulente et une toux nocturne persistante due aux s\u00e9cr\u00e9tions qui s&rsquo;\u00e9coulent vers l&rsquo;arri\u00e8re de la gorge. La forme chronique se caract\u00e9rise par de la fi\u00e8vre l\u00e9g\u00e8re, un constant \u00e9coulement muqueux purulent et des complications fr\u00e9quentes sous forme d&rsquo;otite et de sinusite.<\/p>\n\n<p>Le diagnostic est confirm\u00e9 par une endoscopie du nasopharynx, qui r\u00e9v\u00e8le une hyper\u00e9mie, un gonflement et la pr\u00e9sence de pus \u00e0 la surface des ad\u00e9no\u00efdes. Le traitement du processus aigu comprend des antibiotiques (en cas d&rsquo;\u00e9tiologie bact\u00e9rienne) et une th\u00e9rapie locale. En cas d&rsquo;ad\u00e9no\u00efdite chronique qui ne r\u00e9pond pas au traitement conservateur, une ad\u00e9notomie est indiqu\u00e9e pour \u00e9liminer la source de l&rsquo;infection.<\/p>\n\n<h2 class=\"wp-block-heading\"><strong>Diagnostic diff\u00e9rentiel<\/strong><\/h2>\n\n<p>Le point essentiel est le diagnostic diff\u00e9rentiel avec une hypertrophie des ad\u00e9no\u00efdes sans signe d&rsquo;inflammation. Dans l&rsquo;hypertrophie, le sympt\u00f4me principal est l&rsquo;obstruction, tandis que dans l&rsquo;ad\u00e9no\u00efdite, ce sont les signes d&rsquo;un processus inflammatoire actif (s\u00e9cr\u00e9tion purulente, hyper\u00e9mie, intoxication) qui sont mis en \u00e9vidence.<\/p>\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>L&rsquo;ad\u00e9no\u00efdite est une inflammation aigu\u00eb ou chronique des amygdales pharyng\u00e9es (ad\u00e9no\u00efdes). Contrairement \u00e0 l&rsquo;hypertrophie, l&rsquo;ad\u00e9no\u00efdite est un processus inflammatoire infectieux actif qui constitue un foyer d&rsquo;infection chronique dans le nasopharynx.<\/p>\n","protected":false},"featured_media":0,"template":"","class_list":["post-1202","glossary_item","type-glossary_item","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v25.0 (Yoast SEO v26.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Ad\u00e9no\u00efdite : d\u00e9finition m\u00e9dicale et description | Voka Wiki<\/title>\n<meta name=\"description\" content=\"L&#039;ad\u00e9no\u00efdite est une inflammation aigu\u00eb ou chronique des amygdales pharyng\u00e9es (ad\u00e9no\u00efdes). 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