{"id":3911,"date":"2020-10-28T11:31:51","date_gmt":"2020-10-28T10:31:51","guid":{"rendered":"https:\/\/dev.retina.ch\/?post_type=netzhauterkrankungen&#038;p=3911"},"modified":"2025-03-05T15:17:02","modified_gmt":"2025-03-05T14:17:02","slug":"syndrome-de-bardet-biedl","status":"publish","type":"netzhauterkrankungen","link":"https:\/\/retina.ch\/fr\/degenerescences-retiniennes\/syndrome-de-bardet-biedl\/","title":{"rendered":"Syndrome de Bardet-Biedl"},"content":{"rendered":"\n<p>L&rsquo;on d\u00e9signe par syndrome de Bardet-Biedl (SBB) un ensemble de plusieurs sympt\u00f4mes d\u00e9finis. En plus d&rsquo;une r\u00e9tinite pigmentaire (RP) \u00e0 \u00e9volution rapide peuvent survenir de nombreuses autres complications sous forme de combinaisons et avec des degr\u00e9s de gravit\u00e9 variables telles qu&rsquo;un exc\u00e8s de doigts et\/ou d&rsquo;orteils surnum\u00e9raires (polydactylie), l\u2019ob\u00e9sit\u00e9 \u00e0 des degr\u00e9s divers, le retard mental, un sous-d\u00e9veloppement des organes g\u00e9nitaux (hypoplasie g\u00e9nitale) et maladies r\u00e9nales, qui peuvent \u00eatre de divers types.<\/p>\n\n\n\n<p>Les troubles visuels commencent en r\u00e8gle g\u00e9n\u00e9rale au jardin d&rsquo;enfants ou \u00e0 l&rsquo;\u00e9cole primaire et peuvent se pr\u00e9senter sous diff\u00e9rentes formes. Il se peut que ces troubles commencent par la d\u00e9g\u00e9n\u00e9rescence de forme b\u00e2tonnets-c\u00f4nes typique d&rsquo;une r\u00e9tinite pigmentaire ou qu&rsquo;ils commencent par la d\u00e9g\u00e9n\u00e9rescence c\u00f4nes-b\u00e2tonnets (parfois d\u00e9sign\u00e9e par l&rsquo;expression \u00abRP invers\u00e9e\u00bb formant un scotome central au milieu de la r\u00e9tine. Dans le premier cas, la d\u00e9gradation cause le r\u00e9tr\u00e9cissement du champ visuel jusqu&rsquo;\u00e0 la \u00abvue en tunnel\u00bb, dans le deuxi\u00e8me cas, c&rsquo;est la vision centrale qui est affect\u00e9e.<\/p>\n\n\n\n<p>Selon que l&rsquo;un ou l&rsquo;autre type de cellules de photocepteurs se d\u00e9grade en premier (les c\u00f4nes ou les b\u00e2tonnets), le degr\u00e9 de s\u00e9v\u00e9rit\u00e9 de la d\u00e9ficience visuelle varie. La sensibilit\u00e9 \u00e0 l&rsquo;\u00e9blouissement augmente et une adaptation aux variations de l&rsquo;intensit\u00e9 lumineuse est de plus en plus difficile. S&rsquo;ajoutent \u00e0 cela des probl\u00e8mes de vision au cr\u00e9puscule pouvant aller jusqu&rsquo;\u00e0 l&rsquo;h\u00e9m\u00e9ralopie. <\/p>\n\n\n\n<p>Ces sympt\u00f4mes sont typiques de maladies r\u00e9tiniennes qui affectent principalement les b\u00e2tonnets. Les dystrophies de la r\u00e9tine qui affectent principalement les c\u00f4nes causent un trouble de la perception des couleurs: les couleurs claires ne peuvent \u00eatre distingu\u00e9es que difficilement les unes des autres. De plus, l&rsquo;acuit\u00e9 visuelle (visus) diminue plus t\u00f4t et tombe lentement \u00e0 une vue r\u00e9siduelle de quelque 10 pour-cent. Le strabisme et le nystagmus (tremblement des yeux) s&rsquo;ajoutent fr\u00e9quemment aux sympt\u00f4mes pr\u00e9c\u00e9demment d\u00e9crits.<\/p>\n\n\n\n<p>Le syndrome de Bardet-Biedl est une maladie h\u00e9r\u00e9ditaire transmise selon le type autosomique r\u00e9cessif. A ce jour, 7 g\u00e8nes responsables des mutations \u00e0 l&rsquo;origine de ce syndrome ont \u00e9t\u00e9 localis\u00e9s. Selon le locus du g\u00e8ne qui est mut\u00e9, les sympt\u00f4mes et l&rsquo;\u00e9volution de la maladie varient.<\/p>\n\n\n\n<p>Il n&rsquo;existe pas \u00e0 ce jour de possibilit\u00e9 de traitement des causes du syndrome de Bardet-Biedl. Il est toutefois important de rem\u00e9dier \u00e0 la polydactylie et de surveiller et de traiter les autres maladies qui surviennent dans ce syndrome (conseil de nutritionniste pour combattre l&rsquo;ob\u00e9sit\u00e9, contr\u00f4le interne r\u00e9gulier de la fonction r\u00e9nale et logop\u00e9die).<\/p>\n\n\n\n<div class=\"wp-block-columns icon-block 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\"><span class='maxbutton-6-container mb-container'><a class=\"maxbutton-6 maxbutton maxbutton-beratung-anmelden\" title=\"Pers\u00f6nliche Beratung Anmelden\" href=\"\/beratungen\/individuelle-beratung\/\" data-maxbuttoncounter=\"{&quot;button_id&quot;:&quot;6&quot;,&quot;url&quot;:&quot;\\\/beratungen\\\/individuelle-beratung\\\/&quot;,&quot;check&quot;:&quot;bWuaKQZn&quot;}\" data-maxbuttonpage=\"{&quot;id&quot;:3911,&quot;type&quot;:&quot;netzhauterkrankungen&quot;}\"><span class=\"mb-icon\"><img loading=\"lazy\" decoding=\"async\" class=\"mb-img\" src=\"https:\/\/retina.ch\/wp-content\/uploads\/2020\/10\/icon-comments-black-400x356.png\" title=\"icon-comments-black\" width=\"400\" height=\"356\"   border=\"0\" \/><\/span><span class=\"mb-icon-hover\"><img loading=\"lazy\" decoding=\"async\" class=\"mb-img-hover\" src=\"https:\/\/retina.ch\/wp-content\/uploads\/2020\/10\/icon-comments-yellow-400x356.png\" title=\"icon-comments-black\" width=\"576\" height=\"512\"   border=\"0\" \/><\/span><span class='mb-text' >S&#039;inscrire pour<\/span><span class=\"mb-text2\"  >une consultation<\/span><\/a><\/span>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><span class='maxbutton-7-container mb-container'><a class=\"maxbutton-7 maxbutton maxbutton-kontakt\" title=\"Retina Suisse Kontakt\" href=\"\/kontakt\/\" data-maxbuttoncounter=\"{&quot;button_id&quot;:&quot;7&quot;,&quot;url&quot;:&quot;\\\/kontakt\\\/&quot;,&quot;check&quot;:&quot;Ot5xIOiH&quot;}\" data-maxbuttonpage=\"{&quot;id&quot;:3911,&quot;type&quot;:&quot;netzhauterkrankungen&quot;}\"><span class=\"mb-icon\"><img loading=\"lazy\" decoding=\"async\" class=\"mb-img\" src=\"https:\/\/retina.ch\/wp-content\/uploads\/2020\/10\/icon-phone-black-400x400.png\" title=\"icon-phone-black\" width=\"400\" height=\"400\"   border=\"0\" \/><\/span><span class=\"mb-icon-hover\"><img loading=\"lazy\" decoding=\"async\" class=\"mb-img-hover\" src=\"https:\/\/retina.ch\/wp-content\/uploads\/2020\/10\/icon-phone-yellow-400x400.png\" title=\"icon-phone-black\" width=\"512\" height=\"512\"   border=\"0\" \/><\/span><span class='mb-text' >Retina Suisse<\/span><span class=\"mb-text2\"  >Contact<\/span><\/a><\/span>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><span class='maxbutton-3-container mb-container'><a class=\"maxbutton-3 maxbutton maxbutton-retina-suisse-mitgliedschaft\" title=\"Retina Suisse Mitgliedschaft\" href=\"\/mitgliedschaft\/\" data-maxbuttoncounter=\"{&quot;button_id&quot;:&quot;3&quot;,&quot;url&quot;:&quot;\\\/mitgliedschaft\\\/&quot;,&quot;check&quot;:&quot;Rweb1zDP&quot;}\" data-maxbuttonpage=\"{&quot;id&quot;:3911,&quot;type&quot;:&quot;netzhauterkrankungen&quot;}\"><span class=\"mb-icon\"><img loading=\"lazy\" decoding=\"async\" class=\"mb-img\" src=\"https:\/\/retina.ch\/wp-content\/uploads\/2020\/10\/icon-users.png\" title=\"icon-users\" width=\"640\" height=\"512\"   border=\"0\" \/><\/span><span class=\"mb-icon-hover\"><img loading=\"lazy\" decoding=\"async\" class=\"mb-img-hover\" src=\"https:\/\/retina.ch\/wp-content\/uploads\/2020\/10\/icon-users-yellow.png\" title=\"icon-users\" width=\"640\" height=\"512\"   border=\"0\" \/><\/span><span class='mb-text' >Adh\u00e9rer \u00e0<\/span><span class=\"mb-text2\"  >Retina Suisse<\/span><\/a><\/span>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>L&rsquo;on d\u00e9signe par syndrome de Bardet-Biedl (SBB) un ensemble de plusieurs sympt\u00f4mes d\u00e9finis. En plus d&rsquo;une r\u00e9tinite pigmentaire (RP) \u00e0 \u00e9volution rapide peuvent survenir de nombreuses autres complications sous forme de combinaisons et avec des degr\u00e9s de gravit\u00e9 variables <\/p>\n","protected":false},"featured_media":0,"template":"","meta":{"_acf_changed":false,"inline_featured_image":false,"_FSMCFIC_featured_image_caption":"","_FSMCFIC_featured_image_nocaption":"","_FSMCFIC_featured_image_hide":"","footnotes":"","_links_to":"","_links_to_target":""},"categories":[55],"class_list":["post-3911","netzhauterkrankungen","type-netzhauterkrankungen","status-publish","hentry","category-maladies"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.1.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Informations sur le syndrome de Bardet-Biedel &#8226; Retina Suisse<\/title>\n<meta name=\"description\" content=\"D\u00e9couvrez tout ce qu&#039;il faut savoir sur le syndrome de Bardet-Biedl (SBB) - causes, sympt\u00f4mes et informations essentielles en un coup d&#039;\u0153il.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/retina.ch\/fr\/degenerescences-retiniennes\/syndrome-de-bardet-biedl\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Informations sur le syndrome de Bardet-Biedel &#8226; 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