{"id":13340,"date":"2018-03-26T09:10:24","date_gmt":"2018-03-26T09:10:24","guid":{"rendered":"https:\/\/www.elza-institute.com\/?p=13340"},"modified":"2025-05-31T11:04:11","modified_gmt":"2025-05-31T11:04:11","slug":"how-long-does-cross-linking-last","status":"publish","type":"post","link":"https:\/\/www.elza-institute.com\/pt\/how-long-does-cross-linking-last\/","title":{"rendered":"Quanto tempo dura o efeito do cross-linking?"},"content":{"rendered":"<h2 class=\"p1\"><span class=\"s1\">Quanto tempo dura a reticula\u00e7\u00e3o?<br \/>\nVeja esta entrevista em v\u00eddeo com Farhad Hafezi do Instituto ELZA<\/span><\/h2>\n<p><iframe src=\"https:\/\/player.vimeo.com\/video\/253304725?dnt=1&amp;app_id=122963\" width=\"638\" height=\"360\" frameborder=\"0\" allow=\"autoplay; fullscreen\" allowfullscreen><\/iframe><\/p>\n<p class=\"p3\"><strong><span class=\"s1\">Antecedentes<br \/>\n<\/span><\/strong><span class=\"s1\">Quinze anos ap\u00f3s a aplica\u00e7\u00e3o cl\u00ednica do cross-linking corneano, estamos a recolher um n\u00famero crescente de resultados a longo prazo de doentes de todas as faixas et\u00e1rias, incluindo crian\u00e7as e adolescentes. A quest\u00e3o que se coloca \u00e9 se ser\u00e1 ou n\u00e3o necess\u00e1rio retirar alguns destes doentes porque o efeito do cross-linking pode desaparecer com o tempo.<\/span><\/p>\n<p class=\"p3\"><strong><span class=\"s1\">Qual \u00e9 a taxa de renova\u00e7\u00e3o do colag\u00e9nio na c\u00f3rnea?<br \/>\n<\/span><\/strong><span class=\"s1\">Hoje em dia, sabemos que a taxa de renova\u00e7\u00e3o do colag\u00e9nio \u00e9 de 6 a 7 anos. Por outras palavras, ap\u00f3s este per\u00edodo de tempo, o efeito de endurecimento original do procedimento CXL desapareceu, e o \u00fanico fator que protege a c\u00f3rnea \u00e9 o endurecimento natural relacionado com a idade do doente.<\/span><\/p>\n<p class=\"p3\"><strong><span class=\"s1\">Jovens em maior risco<br \/>\n<\/span><\/strong><span class=\"s1\">A taxa de renova\u00e7\u00e3o do colag\u00e9nio explica a raz\u00e3o pela qual os doentes que eram extremamente jovens na idade do procedimento CXL (ou seja, 11 anos) correm um risco maior quando o efeito do CXL tiver desaparecido 6 a 7 anos mais tarde: ter\u00e3o apenas 17 a 18 anos, portanto ainda numa idade em que a doen\u00e7a pode estar muito ativa.\u00a0<\/span><span class=\"s1\">Por outro lado, um doente com 28 anos na altura do primeiro procedimento CXL ter\u00e1 35 anos quando o efeito do CXL tiver passado: uma idade em que, normalmente, a progress\u00e3o do ceratocone abranda de qualquer forma.<\/span><\/p>\n<p class=\"p3\"><strong><span class=\"s1\">Acompanhar de perto os doentes jovens<br \/>\n<\/span><\/strong><span class=\"s1\">\u00c9 por esta raz\u00e3o que os doentes jovens devem ser acompanhados anualmente e tratados logo que surjam os primeiros sinais de reativa\u00e7\u00e3o do ceratocone.<\/span><\/p>","protected":false},"excerpt":{"rendered":"<p>Quinze anos ap\u00f3s a aplica\u00e7\u00e3o cl\u00ednica do cross-linking corneano, estamos a recolher um n\u00famero crescente de resultados a longo prazo de pacientes<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"video","meta":{"_acf_changed":false,"footnotes":""},"categories":[214,96],"tags":[115,101,130,100,122],"class_list":["post-13340","post","type-post","status-publish","format-video","hentry","category-farhad-hafezi","category-popular-press","tag-adolescence","tag-children","tag-cross-linking","tag-cxl","tag-translational-research","post_format-post-format-video"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>How long does the effect of cross-linking last? 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