{"id":72395,"date":"2019-01-30T13:34:20","date_gmt":"2019-01-30T13:34:20","guid":{"rendered":"http:\/\/humanitasnet-new.local\/malattie\/iritis-3\/"},"modified":"2025-01-13T03:11:48","modified_gmt":"2025-01-13T03:11:48","slug":"iritis","status":"publish","type":"disease","link":"https:\/\/humanitas-net.humweb.webiz.team\/fr\/diseases\/iritis\/","title":{"rendered":"Iritis"},"content":{"rendered":"<h2 id=\"definition\">D\u00e9finition<\/h2>\n<p>L&#8217;iris est l&#8217;anneau color\u00e9 qui entoure la pupille (l&#8217;ouverture au centre) de l&#8217;\u0153il. C&#8217;est une membrane circulaire pigment\u00e9e dans l&#8217;\u0153il qui lui donne sa couleur. Il est fait de fibres musculaires qui contr\u00f4lent la quantit\u00e9 de lumi\u00e8re qui p\u00e9n\u00e8tre dans la pupille pour qu&#8217;une personne puisse voir clairement. Cette t\u00e2che est accomplie par l&#8217;iris qui rend la pupille plus petite lorsque la lumi\u00e8re est brillante et plus grande lorsqu&#8217;il fait sombre.<\/p>\n<p>L&#8217;iritis est une infection de l&#8217;iris de l&#8217;\u0153il. C&#8217;est une sorte d&#8217;uv\u00e9ite, parfois appel\u00e9e uv\u00e9ite ant\u00e9rieure, car l&#8217;iris fait partie de la couche moyenne de l&#8217;\u0153il appel\u00e9e uv\u00e9e.<\/p>\n<p>L&#8217;iritis est parfois caus\u00e9e par une affection cach\u00e9e ou un facteur g\u00e9n\u00e9tique, mais sa cause est g\u00e9n\u00e9ralement inconnue.<\/p>\n<p>L&#8217;iritis doit \u00eatre trait\u00e9e rapidement, car il s&#8217;agit d&#8217;une maladie grave qui peut entra\u00eener le glaucome ou m\u00eame la perte de la vision.<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"symptomes\">Sympt\u00f4mes<\/h2>\n<p>Si le patient pr\u00e9sente certains des signes ou sympt\u00f4mes suivants, il est important de consulter un m\u00e9decin le plus t\u00f4t possible :<\/p>\n<ul>\n<li>Sensibilit\u00e9 \u00e0 la lumi\u00e8re (photophobie)<\/li>\n<li>Douleur (s&#8217;aggrave surtout en cas d&#8217;exposition \u00e0 la lumi\u00e8re vive)<\/li>\n<li>D\u00e9mangeaisons<\/li>\n<li>Rougeur de l&#8217;\u0153il (surtout pr\u00e8s de l&#8217;iris)<\/li>\n<li>Vision trouble<\/li>\n<li>Taches dans la vision<\/li>\n<li>Maux de t\u00eate<\/li>\n<\/ul>\n<p>Il existe deux types d&#8217;iritis : l&#8217;iritis aigu\u00eb qui se d\u00e9veloppe soudainement en quelques heures ou quelques jours et l&#8217;iritis chronique qui se d\u00e9veloppe progressivement ou dure plus de six semaines.<\/p>\n<p>Il est important de consulter un sp\u00e9cialiste d\u00e8s qu&#8217;une personne remarque certains de ces sympt\u00f4mes afin de pr\u00e9venir des complications graves.<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"causes\">Causes<\/h2>\n<p>Tr\u00e8s souvent, les causes de l&#8217;iritis ne sont pas \u00e9videntes. Cependant, cette condition peut \u00eatre li\u00e9e \u00e0 un traumatisme oculaire, \u00e0 des facteurs g\u00e9n\u00e9tiques ou \u00e0 certaines maladies. Les raisons connues qui causent l&#8217;iritis sont les suivantes :<\/p>\n<ul>\n<li>Blessure oculaire &#8211; traumatisme, blessure grave, br\u00fblure chimique ou br\u00fblures caus\u00e9es par le feu.<\/li>\n<li>Inflammation -zona de l&#8217;herp\u00e8s, ou aussi : toxoplasmose, histoplasmose, tuberculose et syphilis.<\/li>\n<li>Pr\u00e9disposition g\u00e9n\u00e9tique &#8211; personnes qui d\u00e9veloppent certaines maladies auto-immunes (comme la spondylarthrite ankylosante, la maladie intestinale inflammatoire, l&#8217;arthrite psoriasique, le syndrome de Reiter) en raison d&#8217;une modification g\u00e9n\u00e9tique qui affecte le syst\u00e8me immunitaire.<\/li>\n<li>Polyarthrite rhumato\u00efde juv\u00e9nile<\/li>\n<li>Sarco\u00efdose<\/li>\n<li>Certains m\u00e9dicaments.<\/li>\n<\/ul>\n<h2 id=\"\"><\/h2>\n<h2 id=\"facteurs-de-risque\">Facteurs de risque<\/h2>\n<p>Le risque de d\u00e9velopper une iritis est plus \u00e9lev\u00e9 si :<\/p>\n<ul>\n<li>Un patient a un syst\u00e8me immunitaire compromis ou un trouble auto-immun.<\/li>\n<li>Un patient a une modification g\u00e9n\u00e9tique sp\u00e9cifique<\/li>\n<li>Un patient souffre d&#8217;infections sexuellement transmissibles, comme la syphilis ou le VIH \/ sida<\/li>\n<li>Un patient vit dans une r\u00e9gion pr\u00e9sentant des causes d&#8217;infection pr\u00e9dominantes<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h2 id=\"complications\">Complications<\/h2>\n<p>L&#8217;iritis peut entra\u00eener certaines des complications suivantes, si elle n&#8217;est pas trait\u00e9e rapidement et efficacement :<\/p>\n<ul>\n<li>Pupille de forme irr\u00e9guli\u00e8re<\/li>\n<li>Cataracte (surtout si la p\u00e9riode inflammatoire \u00e9tait longue)<\/li>\n<li>Glaucome (augmentation de la pression oculaire et possibilit\u00e9 de perte de vision)<\/li>\n<li>D\u00e9p\u00f4t de k\u00e9ratophathie-calcium en bande sur la corn\u00e9e<\/li>\n<li>\u0152d\u00e8me maculaire cysto\u00efde dans la r\u00e9tine<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h2 id=\"traitement\">Traitement<\/h2>\n<p>Habituellement, afin de r\u00e9duire l&#8217;infection, soulager la douleur et pr\u00e9server la vision, certains des traitements suivants sont recommand\u00e9s :<\/p>\n<ul>\n<li>Collyre st\u00e9ro\u00efdien &#8211; m\u00e9dicaments sous forme de collyre qui diminuent l&#8217;infection.<\/li>\n<li>Collyre dilatant &#8211; collyre qui dilate la pupille, r\u00e9duit la douleur et prot\u00e8ge contre d&#8217;autres complications.<\/li>\n<li>Cependant, si l&#8217;\u00e9tat ne s&#8217;am\u00e9liore pas ou s&#8217;aggrave malheureusement, le m\u00e9decin peut aussi prescrire des m\u00e9dicaments oraux.<\/li>\n<\/ul>\n<p>Un patient pourrait aussi :<\/p>\n<ul>\n<li>Porter des lunettes noires si la douleur est aggrav\u00e9e par la lumi\u00e8re.<\/li>\n<li>Prendre de l\u00e9gers analg\u00e9siques pour att\u00e9nuer l&#8217;inconfort.<\/li>\n<\/ul>\n","protected":false},"featured_media":0,"template":"","class_list":["post-72395","disease","type-disease","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Iritis - Humanitas.net<\/title>\n<meta name=\"robots\" content=\"noindex, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Iritis - Humanitas.net\" \/>\n<meta property=\"og:description\" content=\"D\u00e9finition L&#8217;iris est l&#8217;anneau color\u00e9 qui entoure la pupille (l&#8217;ouverture au centre) de l&#8217;\u0153il. 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