{"id":347,"date":"2014-03-27T15:24:20","date_gmt":"2014-03-27T14:24:20","guid":{"rendered":"http:\/\/s519078666.onlinehome.fr\/?page_id=347"},"modified":"2014-05-14T09:59:26","modified_gmt":"2014-05-14T08:59:26","slug":"diagnostic","status":"publish","type":"page","link":"http:\/\/www.stargardt.fr\/test\/comprendre-la-maladie-de-stargardt-maladie-orpheline\/diagnostic\/","title":{"rendered":"Diagnostic"},"content":{"rendered":"<style type=\"text\/css\"><!--\np { margin-bottom: 0.21cm; }\n--><\/style>\n<h2>De l\u2019importance de la description des troubles de la vision<\/h2>\n<p><strong>La d\u00e9couverte de la maladie de Stargardt est r\u00e9alis\u00e9e tout d\u2019abord d\u2019apr\u00e8s la description de troubles de la vision et selon l\u2019\u00e2ge de la personne.<\/strong> Cette dystrophie maculaire est pour la plupart des cas de diagnostic pr\u00e9coce en raison des troubles de la vision induits\u00a0: difficult\u00e9s \u00e0 la lecture, d\u00e9fauts de vision des couleurs, photophobies.<\/p>\n<p>Des tests sp\u00e9cifiques et des examens compl\u00e9mentaires\u00a0permettent de confirmer le diagnostic\u00a0:<\/p>\n<h3>Examen du fond d\u2019\u0153il.<\/h3>\n<p>Cet examen permet d\u2019observer la r\u00e9tine. Il montre une alt\u00e9ration de la macula avec une pr\u00e9sence de taches blanches ou jaun\u00e2tres autour correspondant \u00e0 l\u2019accumulation dans les cellules de l\u2019\u00e9pith\u00e9lium pigmentaire r\u00e9tinien d\u2019une substance \u00ab\u00a0 toxique\u00a0\u00bb appel\u00e9e Lipofuscine (substance issue de la d\u00e9gradation d\u2019organites cellulaires qui, par accumulation, alt\u00e8re le fonctionnement de certaines cellules). La zone du nerf optique et les vaisseaux sont normaux.<\/p>\n<h3>Angiographie \u00e0 la fluoresc\u00e9ine.<\/h3>\n<p>L&rsquo;angiographie montre l\u2019alt\u00e9ration centrale de la r\u00e9tine, les t\u00e2ches blanches fluorescentes et un \u00ab\u00a0silence choro\u00efdien\u00a0\u00bb qui correspond \u00e0 un retard de diffusion de la fluoresc\u00e9ine au niveau de la choro\u00efde (zone des vaisseaux de l\u2019\u0153il). Autre examen de m\u00eame type\u00a0: l\u2019autofluorescence du fond de l\u2019\u0153il.<\/p>\n<h3>Examen de la vision des couleurs.<\/h3>\n<p>Il appara\u00eet une mauvaise distinction des couleurs verte et rouge au d\u00e9but de la maladie. Ensuite, d\u2019autres couleurs pourront \u00eatre concern\u00e9es.<\/p>\n<h3>Electror\u00e9tinogramme.<\/h3>\n<p>Cet examen qui enregistre l\u2019activit\u00e9 \u00e9lectrique de la r\u00e9tine, est g\u00e9n\u00e9ralement normal. Il peut \u00eatre modifi\u00e9 dans les formes avec atteintes p\u00e9riph\u00e9riques de la r\u00e9tine.<\/p>\n<h3>Examen histologique.<\/h3>\n<p>Il y a une accumulation de Lipofuscine dans les cellules de l&rsquo;\u00e9pith\u00e9lium pigmentaire r\u00e9tinien.<\/p>\n<div style=\"padding-bottom:20px; padding-top:10px;\" class=\"hupso-share-buttons\"><!-- Hupso Share Buttons - https:\/\/www.hupso.com\/share\/ --><a class=\"hupso_toolbar\" href=\"https:\/\/www.hupso.com\/share\/\"><img src=\"http:\/\/static.hupso.com\/share\/buttons\/lang\/fr\/share.png\" rel=\"PrettyPhoto[347]\" style=\"border:0px; padding-top: 5px; float:left;\" alt=\"Share Button\"\/><\/a><script type=\"text\/javascript\">var hupso_services_t=new Array(\"Twitter\",\"Facebook\",\"Google Plus\");var hupso_background_t=\"#EAF4FF\";var hupso_border_t=\"#66CCFF\";var hupso_toolbar_size_t=\"big\";var hupso_image_folder_url = \"\";var hupso_url_t=\"\";var hupso_title_t=\"Diagnostic\";<\/script><script type=\"text\/javascript\" src=\"http:\/\/static.hupso.com\/share\/js\/share_toolbar.js\"><\/script><!-- Hupso Share Buttons --><\/div>","protected":false},"excerpt":{"rendered":"<p>De l\u2019importance de la description des troubles de la vision La d\u00e9couverte de la maladie de Stargardt est r\u00e9alis\u00e9e tout d\u2019abord d\u2019apr\u00e8s la description de troubles de la vision et selon l\u2019\u00e2ge de la personne. Cette dystrophie maculaire est pour la plupart des cas de diagnostic pr\u00e9coce en raison des troubles de la vision induits\u00a0:&#8230;<\/p>\n<div style=\"padding-bottom:20px; padding-top:10px;\" class=\"hupso-share-buttons\"><!-- Hupso Share Buttons - https:\/\/www.hupso.com\/share\/ --><a class=\"hupso_toolbar\" href=\"https:\/\/www.hupso.com\/share\/\"><img src=\"http:\/\/static.hupso.com\/share\/buttons\/lang\/fr\/share.png\" style=\"border:0px; padding-top: 5px; float:left;\" alt=\"Share Button\"\/><\/a><script type=\"text\/javascript\">var hupso_services_t=new Array(\"Twitter\",\"Facebook\",\"Google Plus\");var hupso_background_t=\"#EAF4FF\";var hupso_border_t=\"#66CCFF\";var hupso_toolbar_size_t=\"big\";var hupso_image_folder_url = \"\";var hupso_url_t=\"\";var hupso_title_t=\"Diagnostic\";<\/script><script type=\"text\/javascript\" src=\"http:\/\/static.hupso.com\/share\/js\/share_toolbar.js\"><\/script><!-- Hupso Share Buttons --><\/div>","protected":false},"author":2,"featured_media":0,"parent":301,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v19.4 - 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