{"id":3096,"date":"2026-09-15T15:08:55","date_gmt":"2026-09-15T15:08:55","guid":{"rendered":"https:\/\/enfoca.com.mx\/?p=3096"},"modified":"2026-09-30T15:22:54","modified_gmt":"2026-09-30T15:22:54","slug":"pterigion-carnosidad-en-el-ojo-causas-y-cirugia","status":"publish","type":"post","link":"https:\/\/enfoca.com.mx\/eng\/pterigion-carnosidad-en-el-ojo-causas-y-cirugia\/","title":{"rendered":"Pterigi\u00f3n (carnosidad en el eyes): causas y cirug\u00eda"},"content":{"rendered":"<!-- ENFOCA \u00b7 BLOG 15 SEP 2026 \u00b7 PTERIGI\u00d3N \u00b7 ES \u00b7 pegar completo en un widget HTML de Elementor (widget de ESPA\u00d1OL: Avanzado \u2192 TranslatePress \u2192 mostrar solo en Espa\u00f1ol) -->\n<style>\n    \/* IM\u00c1GENES: sube cada archivo a Medios con este mismo nombre (mes 2026\/09). 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var(--shadow-sm);\n      background-color: var(--color-bg-light);\n    }\n    .content-figure--a { background-image: var(--fig-a); }\n    .content-figure--b { background-image: var(--fig-b); }\n    @media (max-width: 600px) {\n      .intro-image-container, .content-figure { height: 220px; }\n    }\n<\/style>\n\n<article class=\"blog-container\" lang=\"es\">\n<!-- ==================== HERO HEADER ==================== -->\n<header class=\"hero-header\">\n<div class=\"hero-body\">\n<div class=\"hero-content\">\n<div class=\"hero-tag\">Salud visual<\/div>\n<h1 class=\"hero-title\">Pterigi\u00f3n (carnosidad en el ojo): causas, s\u00edntomas y cu\u00e1ndo operarlo<\/h1>\n<p class=\"hero-description\">Es una de las molestias oculares m\u00e1s comunes en zonas de sol, mar y viento como Canc\u00fan. Te explicamos por qu\u00e9 aparece, c\u00f3mo cuidarlo y en qu\u00e9 momento conviene retirarlo.<\/p>\n<div class=\"hero-meta\">\n<div class=\"author-avatar\">and<\/div>\n<span>Por <strong>Enfoca Oftalmolog\u00eda Avanzada<\/strong><\/span>\n<span class=\"hero-meta-divider\">|<\/span>\n<time datetime=\"2026-09-15\">15 de septiembre, 2026<\/time>\n<span class=\"hero-meta-divider\">|<\/span>\n<span>8 min de lectura<\/span>\n<\/div>\n<\/div>\n<div aria-label=\"Ojo con pterigi\u00f3n, una carnosidad triangular que crece sobre la c\u00f3rnea\" class=\"hero-image-wrapper\" role=\"img\"><\/div>\n<\/div>\n<\/header>\n<!-- ==================== MAIN CONTENT & STICKY SIDEBAR ==================== -->\n<div class=\"main-grid\">\n<!-- COLUMNA PRINCIPAL DE CONTENIDO -->\n<main class=\"content-area\">\n\n<section id=\"introduccion\"><h2 class=\"section-title-main\">Introducci\u00f3n<\/h2>\n<div class=\"callout-box alert-box\"><div aria-hidden=\"true\" class=\"callout-icon\"><svg fill=\"none\" height=\"22\" stroke=\"currentColor\" stroke-width=\"2\" viewbox=\"0 0 24 24\" width=\"22\"><path d=\"M10.29 3.86L1.82 18a2 2 0 0 0 1.71 3h16.94a2 2 0 0 0 1.71-3L13.71 3.86a2 2 0 0 0-3.42 0z\"><\/path><line x1=\"12\" x2=\"12\" y1=\"9\" y2=\"13\"><\/line><line x1=\"12\" x2=\"12.01\" y1=\"17\" y2=\"17\"><\/line><\/svg><\/div><div><div class=\"callout-content\">Si la carnosidad crece r\u00e1pido, cambia de color, sangra o notas que tu visi\u00f3n se vuelve borrosa, agenda una valoraci\u00f3n.<\/div><div class=\"callout-subtext\">El pterigi\u00f3n es benigno, pero solo un oftalm\u00f3logo puede confirmar el diagn\u00f3stico y descartar otras lesiones de la superficie del ojo.<\/div><\/div><\/div>\n<p class=\"paragraph-text\">Mucha gente lo llama <strong>carnosidad en el ojo<\/strong>: una especie de tela rosada o blanquecina que crece desde la esquina del ojo, casi siempre del lado de la nariz, hacia la parte transparente del ojo. Su nombre m\u00e9dico es <strong>pterigi\u00f3n<\/strong>.<\/p>\n<p class=\"paragraph-text\">No es contagioso ni es c\u00e1ncer, pero puede causar irritaci\u00f3n constante y, si avanza lo suficiente, afectar la visi\u00f3n. En lugares con mucho sol, arena y viento, como el Caribe mexicano, es especialmente frecuente.<\/p>\n<div aria-label=\"Revisi\u00f3n oftalmol\u00f3gica de la superficie del ojo con l\u00e1mpara de hendidura\" class=\"intro-image-container\" role=\"img\"><\/div>\n<\/section>\n\n<section id=\"que-es\"><h2 class=\"section-num-title\"><span class=\"num\">01<\/span> \u00bfQu\u00e9 es el pterigi\u00f3n?<\/h2>\n<p class=\"paragraph-text\">Es un crecimiento de tejido de la <strong>conjuntiva<\/strong>, la capa delgada que cubre la parte blanca del ojo, que avanza sobre la <strong>c\u00f3rnea<\/strong>. Tiene forma triangular y suele verse enrojecido porque lleva peque\u00f1os vasos sangu\u00edneos.<\/p>\n<p class=\"paragraph-text\">Se confunde a menudo con la <strong>pingu\u00e9cula<\/strong>, una mancha amarillenta que tambi\u00e9n aparece por el sol, pero que se queda en la parte blanca del ojo y no invade la c\u00f3rnea. Solo el especialista puede distinguir con certeza una de otra.<\/p>\n<\/section>\n\n<section id=\"causas\"><h2 class=\"section-num-title\"><span class=\"num\">02<\/span> \u00bfPor qu\u00e9 aparece?<\/h2>\n<p class=\"paragraph-text\">La causa m\u00e1s relacionada es la <strong>exposici\u00f3n prolongada a la luz ultravioleta<\/strong>. Por eso se le conoce tambi\u00e9n como \u00abojo de surfista\u00bb. Otros factores lo favorecen:<\/p>\n<div class=\"risk-grid\"><div class=\"risk-card\"><span class=\"risk-card-dot\"><\/span>Sol intenso sin lentes con filtro UV<\/div><div class=\"risk-card\"><span class=\"risk-card-dot\"><\/span>Viento, polvo y arena<\/div><div class=\"risk-card\"><span class=\"risk-card-dot\"><\/span>Reflejo del agua y la arena<\/div><div class=\"risk-card\"><span class=\"risk-card-dot\"><\/span>Trabajo al aire libre<\/div><div class=\"risk-card\"><span class=\"risk-card-dot\"><\/span>Dry eye<\/div><div class=\"risk-card\"><span class=\"risk-card-dot\"><\/span>Vivir en zonas tropicales<\/div><\/div>\n<p class=\"paragraph-text\">En Canc\u00fan el \u00edndice UV es alto casi todo el a\u00f1o, y el reflejo del mar y la arena aumenta la exposici\u00f3n. Quienes trabajan en la playa, en embarcaciones o en exteriores tienen m\u00e1s riesgo.<\/p>\n<\/section>\n\n<section id=\"sintomas\"><h2 class=\"section-num-title\"><span class=\"num\">03<\/span> S\u00edntomas: c\u00f3mo reconocerlo<\/h2>\n<ul class=\"styled-list\"><li>Una carnosidad visible en la esquina del ojo.<\/li><li>Ojo rojo o irritado con frecuencia.<\/li><li>Sensaci\u00f3n de arena o de cuerpo extra\u00f1o.<\/li><li>Ardor, lagrimeo o resequedad.<\/li><li>Molestia al usar lentes de contacto.<\/li><li>Visi\u00f3n borrosa o astigmatismo, cuando el tejido avanza hacia el centro de la c\u00f3rnea.<\/li><\/ul>\n<p class=\"paragraph-text\">En etapas iniciales puede no dar molestias y notarse solo al mirarse al espejo. Aun as\u00ed, conviene revisarlo para medir su tama\u00f1o y vigilar si crece.<\/p>\n<div aria-label=\"Lentes de sol con filtro UV y sombrero frente al mar del Caribe\" class=\"content-figure content-figure--a\" role=\"img\"><\/div>\n<\/section>\n\n<section id=\"cuidados\"><h2 class=\"section-num-title\"><span class=\"num\">04<\/span> C\u00f3mo cuidarlo si todav\u00eda no necesita cirug\u00eda<\/h2>\n<p class=\"paragraph-text\">Cuando el pterigi\u00f3n es peque\u00f1o y no afecta la visi\u00f3n, el objetivo es aliviar las molestias y evitar que siga creciendo.<\/p>\n<ul class=\"styled-list\"><li>Usa lentes de sol con protecci\u00f3n UV al 100 % (UV400), tambi\u00e9n en d\u00edas nublados.<\/li><li>Complementa con sombrero o gorra de ala ancha.<\/li><li>Utiliza l\u00e1grimas artificiales si te lo indica tu oftalm\u00f3logo.<\/li><li>Protege tus ojos del viento, el polvo y la arena.<\/li><li>No te automediques con gotas \u00abpara quitar lo rojo\u00bb: pueden ocultar el problema.<\/li><\/ul>\n<div class=\"callout-box\"><div aria-hidden=\"true\" class=\"callout-icon\"><svg fill=\"none\" height=\"22\" stroke=\"currentColor\" stroke-width=\"2\" viewbox=\"0 0 24 24\" width=\"22\"><circle cx=\"12\" cy=\"12\" r=\"10\"><\/circle><line x1=\"12\" x2=\"12\" y1=\"8\" y2=\"12\"><\/line><line x1=\"12\" x2=\"12.01\" y1=\"16\" y2=\"16\"><\/line><\/svg><\/div><div><div class=\"callout-content\">Las gotas no desaparecen el pterigi\u00f3n.<\/div><div class=\"callout-subtext\">Ayudan a controlar la irritaci\u00f3n y la inflamaci\u00f3n, pero el tejido solo se retira con cirug\u00eda.<\/div><\/div><\/div>\n<\/section>\n\n<section id=\"cuando-operar\"><h2 class=\"section-num-title\"><span class=\"num\">05<\/span> \u00bfCu\u00e1ndo conviene operarlo?<\/h2>\n<p class=\"paragraph-text\">No todos los pterigiones se operan. El oftalm\u00f3logo suele recomendar la cirug\u00eda cuando:<\/p>\n<ul class=\"styled-list\"><li>El tejido avanza hacia el centro de la c\u00f3rnea y amenaza la visi\u00f3n.<\/li><li>Provoca astigmatismo o visi\u00f3n borrosa.<\/li><li>La irritaci\u00f3n o el enrojecimiento no se controlan con tratamiento.<\/li><li>Impide usar lentes de contacto.<\/li><li>Se planea otra cirug\u00eda, como la de <a href=\"https:\/\/enfoca.com.mx\/eng\/cirugia-de-catarata\/\">cataract<\/a> o la refractiva, y el pterigi\u00f3n interfiere.<\/li><\/ul>\n<p class=\"paragraph-text\">Operarlo antes de que llegue al centro de la c\u00f3rnea suele ser m\u00e1s sencillo y deja menos cambios en la superficie del ojo.<\/p>\n<\/section>\n\n<section id=\"cirugia\"><h2 class=\"section-num-title\"><span class=\"num\">06<\/span> \u00bfEn qu\u00e9 consiste la cirug\u00eda?<\/h2>\n<p class=\"paragraph-text\">Es un procedimiento <strong>ambulatorio<\/strong>, con anestesia local: no necesitas quedarte hospitalizado. El especialista retira el tejido y, para reducir la posibilidad de que vuelva a salir, suele cubrir la zona con un <strong>injerto de conjuntiva<\/strong> del mismo ojo, fijado con sutura o con un adhesivo biol\u00f3gico.<\/p>\n<p class=\"paragraph-text\">Retirar el tejido sin injerto se asocia con m\u00e1s recurrencias; por eso las t\u00e9cnicas actuales combinan la extirpaci\u00f3n con el injerto u otros recursos que elige el cirujano seg\u00fan cada caso.<\/p>\n<div aria-label=\"Cirujano oftalm\u00f3logo en quir\u00f3fano con microscopio quir\u00fargico\" class=\"content-figure content-figure--b\" role=\"img\"><\/div>\n<div class=\"risk-grid\"><div class=\"risk-card\"><span class=\"risk-card-dot\"><\/span>Anestesia local<\/div><div class=\"risk-card\"><span class=\"risk-card-dot\"><\/span>Procedimiento ambulatorio<\/div><div class=\"risk-card\"><span class=\"risk-card-dot\"><\/span>Gotas por varias semanas<\/div><div class=\"risk-card\"><span class=\"risk-card-dot\"><\/span>Revisiones de control<\/div><\/div>\n<\/section>\n\n<section id=\"recuperacion\"><h2 class=\"section-num-title\"><span class=\"num\">07<\/span> Recuperaci\u00f3n despu\u00e9s de la cirug\u00eda<\/h2>\n<p class=\"paragraph-text\">Los primeros d\u00edas es normal sentir molestia, lagrimeo y sensaci\u00f3n de arena. El ojo puede verse rojo durante algunas semanas mientras cicatriza.<\/p>\n<ul class=\"styled-list\"><li>Aplica las gotas exactamente como te las indiquen.<\/li><li>No te frotes el ojo.<\/li><li>Evita albercas, mar y ambientes con polvo hasta que te den de alta.<\/li><li>Usa lentes de sol al salir.<\/li><li>Acude a todas tus citas de revisi\u00f3n.<\/li><\/ul>\n<div class=\"callout-box alert-box\"><div aria-hidden=\"true\" class=\"callout-icon\"><svg fill=\"none\" height=\"22\" stroke=\"currentColor\" stroke-width=\"2\" viewbox=\"0 0 24 24\" width=\"22\"><path d=\"M10.29 3.86L1.82 18a2 2 0 0 0 1.71 3h16.94a2 2 0 0 0 1.71-3L13.71 3.86a2 2 0 0 0-3.42 0z\"><\/path><line x1=\"12\" x2=\"12\" y1=\"9\" y2=\"13\"><\/line><line x1=\"12\" x2=\"12.01\" y1=\"17\" y2=\"17\"><\/line><\/svg><\/div><div><div class=\"callout-content\">Protegerte del sol tambi\u00e9n es parte del tratamiento.<\/div><div class=\"callout-subtext\">La radiaci\u00f3n UV es el principal factor de riesgo. Seguir usando lentes con filtro despu\u00e9s de la cirug\u00eda ayuda a prevenir que el pterigi\u00f3n vuelva.<\/div><\/div><\/div>\n<\/section>\n\n<section id=\"preguntas-frecuentes\"><h2 class=\"section-num-title\"><span class=\"num\">08<\/span> Frequently Asked Questions<\/h2>\n<h3 class=\"subsection-title\">\u00bfLa carnosidad en el ojo se quita sola?<\/h3>\n<p class=\"paragraph-text\">No. Puede mantenerse estable por a\u00f1os, pero no desaparece por s\u00ed misma. Las gotas alivian las molestias; retirarla requiere cirug\u00eda.<\/p>\n<h3 class=\"subsection-title\">\u00bfEl pterigi\u00f3n es c\u00e1ncer?<\/h3>\n<p class=\"paragraph-text\">No, es un crecimiento benigno. Aun as\u00ed, cualquier lesi\u00f3n en el ojo que crezca r\u00e1pido, cambie de color o sangre debe revisarla un oftalm\u00f3logo.<\/p>\n<h3 class=\"subsection-title\">\u00bfPuede volver a salir despu\u00e9s de operarlo?<\/h3>\n<p class=\"paragraph-text\">S\u00ed, puede recurrir. Las t\u00e9cnicas con injerto de conjuntiva y la protecci\u00f3n contra el sol reducen esa posibilidad.<\/p>\n<h3 class=\"subsection-title\">\u00bfDuele la cirug\u00eda de pterigi\u00f3n?<\/h3>\n<p class=\"paragraph-text\">Durante el procedimiento se usa anestesia local. Despu\u00e9s es com\u00fan sentir molestia durante algunos d\u00edas, que se controla con el tratamiento indicado.<\/p>\n<h3 class=\"subsection-title\">\u00bfEs lo mismo pterigi\u00f3n que pingu\u00e9cula?<\/h3>\n<p class=\"paragraph-text\">No. Ambos se relacionan con el sol, pero la pingu\u00e9cula se queda en la parte blanca del ojo y el pterigi\u00f3n crece sobre la c\u00f3rnea.<\/p>\n<\/section>\n\n<section id=\"conclusion\"><h2 class=\"section-title-main\" style=\"margin-top: 40px;\">Conclusi\u00f3n<\/h2>\n<p class=\"paragraph-text\">El pterigi\u00f3n es com\u00fan, benigno y controlable. Protegerte del sol con lentes UV y revisarlo a tiempo permite vigilar su crecimiento y decidir, junto con tu oftalm\u00f3logo, el mejor momento para retirarlo si llega a ser necesario.<\/p>\n<p class=\"paragraph-text\">Si notas una carnosidad que crece, irritaci\u00f3n frecuente o cambios en tu visi\u00f3n, no esperes a que avance.<\/p>\n<\/section>\n\n<div class=\"cta-banner\"><div class=\"cta-banner-left\"><div aria-hidden=\"true\" class=\"cta-banner-icon\"><svg fill=\"none\" height=\"24\" stroke=\"currentColor\" stroke-width=\"2\" viewbox=\"0 0 24 24\" width=\"24\"><rect height=\"18\" rx=\"2\" ry=\"2\" width=\"18\" x=\"3\" y=\"4\"><\/rect><line x1=\"16\" x2=\"16\" y1=\"2\" y2=\"6\"><\/line><line x1=\"8\" x2=\"8\" y1=\"2\" y2=\"6\"><\/line><line x1=\"3\" x2=\"21\" y1=\"10\" y2=\"10\"><\/line><\/svg><\/div><div><div class=\"cta-banner-title\">\u00bfTienes una carnosidad en el ojo?<\/div><div class=\"cta-banner-desc\">Agenda una valoraci\u00f3n para medirla, vigilar su crecimiento y saber si necesitas cirug\u00eda.<\/div><\/div><\/div><a class=\"btn-pill\" href=\"https:\/\/enfoca.com.mx\/eng\/cirugia-de-pterigion\/\">CONOCER LA CIRUG\u00cdA<\/a><\/div>\n<\/main>\n<!-- BARRA LATERAL -->\n<aside class=\"sidebar-area\">\n<div class=\"sticky-sidebar\"><div class=\"sidebar-widget\"><h3 class=\"widget-title\">En esta gu\u00eda<\/h3><ul class=\"toc-list\">\n<li class=\"toc-item\"><a class=\"toc-link\" href=\"#que-es\"><span><span class=\"toc-num\">01<\/span><span class=\"toc-text\">\u00bfQu\u00e9 es el pterigi\u00f3n?<\/span><\/span><span class=\"toc-arrow\">\u203a<\/span><\/a><\/li>\n<li class=\"toc-item\"><a class=\"toc-link\" href=\"#causas\"><span><span class=\"toc-num\">02<\/span><span class=\"toc-text\">\u00bfPor qu\u00e9 aparece?<\/span><\/span><span class=\"toc-arrow\">\u203a<\/span><\/a><\/li>\n<li class=\"toc-item\"><a class=\"toc-link\" href=\"#sintomas\"><span><span class=\"toc-num\">03<\/span><span class=\"toc-text\">S\u00edntomas<\/span><\/span><span class=\"toc-arrow\">\u203a<\/span><\/a><\/li>\n<li class=\"toc-item\"><a class=\"toc-link\" href=\"#cuidados\"><span><span class=\"toc-num\">04<\/span><span class=\"toc-text\">Cuidados sin cirug\u00eda<\/span><\/span><span class=\"toc-arrow\">\u203a<\/span><\/a><\/li>\n<li class=\"toc-item\"><a class=\"toc-link\" href=\"#cuando-operar\"><span><span class=\"toc-num\">05<\/span><span class=\"toc-text\">\u00bfCu\u00e1ndo operarlo?<\/span><\/span><span class=\"toc-arrow\">\u203a<\/span><\/a><\/li>\n<li class=\"toc-item\"><a class=\"toc-link\" href=\"#cirugia\"><span><span class=\"toc-num\">06<\/span><span class=\"toc-text\">La cirug\u00eda<\/span><\/span><span class=\"toc-arrow\">\u203a<\/span><\/a><\/li>\n<li class=\"toc-item\"><a class=\"toc-link\" href=\"#recuperacion\"><span><span class=\"toc-num\">07<\/span><span class=\"toc-text\">Recuperaci\u00f3n<\/span><\/span><span class=\"toc-arrow\">\u203a<\/span><\/a><\/li>\n<li class=\"toc-item\"><a class=\"toc-link\" href=\"#preguntas-frecuentes\"><span><span class=\"toc-num\">08<\/span><span class=\"toc-text\">Frequently Asked Questions<\/span><\/span><span class=\"toc-arrow\">\u203a<\/span><\/a><\/li>\n<\/ul><\/div><div class=\"sidebar-widget cta-card-widget\"><h3 class=\"widget-title\">\u00bfOjo rojo o irritado seguido?<\/h3><p class=\"paragraph-text\">Una carnosidad que crece o una irritaci\u00f3n que no se va merece revisi\u00f3n. Agenda tu valoraci\u00f3n con nuestros oftalm\u00f3logos.<\/p><a class=\"btn-pill btn-full\" href=\"https:\/\/enfoca.com.mx\/eng\/contacto2\/\">AGENDAR CITA<\/a><\/div><div class=\"sidebar-widget sidebar-image-card\"><div aria-label=\"Oftalm\u00f3loga explicando el diagn\u00f3stico a un paciente en consulta\" class=\"sidebar-image-wrapper\" role=\"img\"><\/div><\/div><\/div>\n<\/aside>\n<\/div>\n<\/article>","protected":false},"excerpt":{"rendered":"<p>Salud visual Pterigi\u00f3n (carnosidad en el ojo): causas, s\u00edntomas y cu\u00e1ndo operarlo Es una de las molestias oculares m\u00e1s comunes [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":3094,"comment_status":"open","ping_status":"closed","sticky":false,"template":"elementor_canvas","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","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":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","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":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center 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