{"id":1076,"date":"2021-02-25T20:54:41","date_gmt":"2021-02-25T20:54:41","guid":{"rendered":"https:\/\/fundaciolaninetadelsulls.org\/?page_id=1076"},"modified":"2025-03-14T16:59:02","modified_gmt":"2025-03-14T16:59:02","slug":"que-es-el-retinoblastoma","status":"publish","type":"page","link":"https:\/\/fundaciolaninetadelsulls.org\/es\/retinoblastoma\/que-es-el-retinoblastoma\/","title":{"rendered":"\u00bfQu\u00e9 es el retinoblastoma?"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"1076\" class=\"elementor elementor-1076 elementor-288\" data-elementor-post-type=\"page\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-9452a76 elementor-section-full_width elementor-section-height-default elementor-section-height-default\" data-id=\"9452a76\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t\t<div class=\"elementor-background-overlay\"><\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-449a95d\" data-id=\"449a95d\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-61bd3d6 elementor-widget elementor-widget-heading\" data-id=\"61bd3d6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Retinoblastoma\n\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-9c3ec32 elementor-reverse-mobile elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"9c3ec32\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-bccdcd0\" data-id=\"bccdcd0\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-4ad24ed elementor-widget elementor-widget-heading\" data-id=\"4ad24ed\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">\u00bfQu\u00e9 es?\n\n\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-74f8850 elementor-widget elementor-widget-text-editor\" data-id=\"74f8850\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>El retinoblastoma es el tumor ocular m\u00e1s frecuente en ni\u00f1as y ni\u00f1os menores de 6 a\u00f1os. Puede afectar a un ojo solo (<strong>retinoblastoma unilateral<\/strong>) o a ambos ojos (<strong>retinoblastoma bilateral<\/strong>). Se origina en la retina en desarrollo y la media de edad del diagn\u00f3stico es 2.5 a\u00f1os en el caso unilteral y 1 a\u00f1o en el caso bilateral. La mayor\u00eda de los caos (75 %) corresponden al caso unilateral, mientras que los 25 % restantes corresponden al caso bilateral.<\/p><p>El tumor del retinoblastoma se origina por una alteraci\u00f3n (mutaci\u00f3n) a ambas copias del gen RB1. En el caso del <strong>retinoblastoma no-hereditario<\/strong>, tambi\u00e9n llamado <strong>retinoblastoma espor\u00e1dico<\/strong>, las mutaciones del gen se dan de forma espor\u00e1dica en una \u00fanica c\u00e9lula de la retina. El 50-60% de los casos corresponden a retinoblastoma espor\u00e1dico.<\/p><p>En el caso del <strong>retinoblastoma hereditario<\/strong>, la alteraci\u00f3n en una de las copias del gen RB1 est\u00e1 presente en todas las c\u00e9lulas del cuerpo. La mutaci\u00f3n a la otra copia del gen RB1 se da de forma espor\u00e1dica. Solo en un 10% de los casos uno de los progenitores ha pasado una mutaci\u00f3n en una de las copias del gen RB1 del paciente. En el resto de casos, la mutaci\u00f3n en el gen RB1 ha pasado por casualidad al inicio del desarrollo del ni\u00f1o (mutaci\u00f3n <em>de novo<\/em>).<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-88cc9f6\" data-id=\"88cc9f6\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-a916d5f elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"a916d5f\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-69470ff\" data-id=\"69470ff\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-c24a00c elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"c24a00c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"far fa-arrow-alt-circle-right\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Para saber m\u00e1s:<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6185f9a elementor-align-center elementor-widget elementor-widget-button\" data-id=\"6185f9a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/www.youtube.com\/watch?v=Ew7ffmSN-Z0\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Si quieres saber m\u00e1s sobre la anatom\u00eda del ojo, haz clic aqu\u00ed<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ff68caa elementor-align-center elementor-widget elementor-widget-button\" data-id=\"ff68caa\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/www.youtube.com\/watch?v=Q5bAQgApO7U\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Si quieres saber m\u00e1s sobre la gen\u00e9tica del retinoblastoma, haz clic aqu\u00ed<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Retinoblastoma \u00bfQu\u00e9 es? El retinoblastoma es el tumor ocular m\u00e1s frecuente en ni\u00f1as y ni\u00f1os menores de 6 a\u00f1os. Puede afectar a un ojo solo (retinoblastoma unilateral) o a ambos ojos (retinoblastoma bilateral). Se origina en la retina en desarrollo y la media de edad del diagn\u00f3stico es 2.5 a\u00f1os en el caso unilteral y [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":12010,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"site-sidebar-layout":"no-sidebar","site-content-layout":"page-builder","ast-site-content-layout":"full-width-container","site-content-style":"unboxed","site-sidebar-style":"unboxed","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"disabled","ast-breadcrumbs-content":"","ast-featured-img":"disabled","footer-sml-layout":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"class_list":["post-1076","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u00bfQu\u00e9 es el retinoblastoma? | Fundaci\u00f3 La Nineta dels Ulls<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/fundaciolaninetadelsulls.org\/es\/retinoblastoma\/que-es-el-retinoblastoma\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u00bfQu\u00e9 es el retinoblastoma? | Fundaci\u00f3 La Nineta dels Ulls\" \/>\n<meta property=\"og:description\" content=\"Retinoblastoma \u00bfQu\u00e9 es? El retinoblastoma es el tumor ocular m\u00e1s frecuente en ni\u00f1as y ni\u00f1os menores de 6 a\u00f1os. Puede afectar a un ojo solo (retinoblastoma unilateral) o a ambos ojos (retinoblastoma bilateral). 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El retinoblastoma es el tumor ocular m\u00e1s frecuente en ni\u00f1as y ni\u00f1os menores de 6 a\u00f1os. Puede afectar a un ojo solo (retinoblastoma unilateral) o a ambos ojos (retinoblastoma bilateral). Se origina en la retina en desarrollo y la media de edad del diagn\u00f3stico es 2.5 a\u00f1os en el caso unilteral y [&hellip;]","og_url":"https:\/\/fundaciolaninetadelsulls.org\/es\/retinoblastoma\/que-es-el-retinoblastoma\/","og_site_name":"Fundaci\u00f3 La Nineta dels Ulls","article_modified_time":"2025-03-14T16:59:02+00:00","twitter_card":"summary_large_image","twitter_misc":{"Tiempo de lectura":"2 minutos"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/fundaciolaninetadelsulls.org\/es\/retinoblastoma\/que-es-el-retinoblastoma\/","url":"https:\/\/fundaciolaninetadelsulls.org\/es\/retinoblastoma\/que-es-el-retinoblastoma\/","name":"\u00bfQu\u00e9 es el retinoblastoma? | Fundaci\u00f3 La Nineta dels Ulls","isPartOf":{"@id":"https:\/\/fundaciolaninetadelsulls.org\/es\/#website"},"datePublished":"2021-02-25T20:54:41+00:00","dateModified":"2025-03-14T16:59:02+00:00","breadcrumb":{"@id":"https:\/\/fundaciolaninetadelsulls.org\/es\/retinoblastoma\/que-es-el-retinoblastoma\/#breadcrumb"},"inLanguage":"es","potentialAction":[{"@type":"ReadAction","target":["https:\/\/fundaciolaninetadelsulls.org\/es\/retinoblastoma\/que-es-el-retinoblastoma\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/fundaciolaninetadelsulls.org\/es\/retinoblastoma\/que-es-el-retinoblastoma\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Inicio","item":"https:\/\/fundaciolaninetadelsulls.org\/es\/"},{"@type":"ListItem","position":2,"name":"\u00bfQu\u00e9 es el retinoblastoma?"}]},{"@type":"WebSite","@id":"https:\/\/fundaciolaninetadelsulls.org\/es\/#website","url":"https:\/\/fundaciolaninetadelsulls.org\/es\/","name":"Fundaci\u00f3 La Nineta dels Ulls","description":"Objetivo Retinoblastoma","publisher":{"@id":"https:\/\/fundaciolaninetadelsulls.org\/es\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/fundaciolaninetadelsulls.org\/es\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"es"},{"@type":"Organization","@id":"https:\/\/fundaciolaninetadelsulls.org\/es\/#organization","name":"Fundaci\u00f3 La Nineta dels Ulls","url":"https:\/\/fundaciolaninetadelsulls.org\/es\/","logo":{"@type":"ImageObject","inLanguage":"es","@id":"https:\/\/fundaciolaninetadelsulls.org\/es\/#\/schema\/logo\/image\/","url":"https:\/\/fundaciolaninetadelsulls.org\/wp-content\/uploads\/2020\/12\/logo-fundacion-la-nineta-dels-ullst.png","contentUrl":"https:\/\/fundaciolaninetadelsulls.org\/wp-content\/uploads\/2020\/12\/logo-fundacion-la-nineta-dels-ullst.png","width":1467,"height":446,"caption":"Fundaci\u00f3 La Nineta dels Ulls"},"image":{"@id":"https:\/\/fundaciolaninetadelsulls.org\/es\/#\/schema\/logo\/image\/"}}]}},"_links":{"self":[{"href":"https:\/\/fundaciolaninetadelsulls.org\/es\/wp-json\/wp\/v2\/pages\/1076","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fundaciolaninetadelsulls.org\/es\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/fundaciolaninetadelsulls.org\/es\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/fundaciolaninetadelsulls.org\/es\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fundaciolaninetadelsulls.org\/es\/wp-json\/wp\/v2\/comments?post=1076"}],"version-history":[{"count":0,"href":"https:\/\/fundaciolaninetadelsulls.org\/es\/wp-json\/wp\/v2\/pages\/1076\/revisions"}],"up":[{"embeddable":true,"href":"https:\/\/fundaciolaninetadelsulls.org\/es\/wp-json\/wp\/v2\/pages\/12010"}],"wp:attachment":[{"href":"https:\/\/fundaciolaninetadelsulls.org\/es\/wp-json\/wp\/v2\/media?parent=1076"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}