{"id":4692,"date":"2020-11-11T17:44:14","date_gmt":"2020-11-11T17:44:14","guid":{"rendered":"https:\/\/dermatly.com\/nevos-congenitos\/"},"modified":"2026-03-10T14:58:13","modified_gmt":"2026-03-10T14:58:13","slug":"nevi-congeniti","status":"publish","type":"glossary","link":"https:\/\/dermatly.com\/it\/nevos-congenitos\/","title":{"rendered":"Nei congeniti"},"content":{"rendered":"<section class=\"textBlock\">\n<h1>Clasificaci\u00f3n y Causas de los Nevos (Marcas de Nacimiento)<\/h1>\n<p>Descubra qu\u00e9 son exactamente los nevos, desde las marcas cong\u00e9nitas hasta las lesiones adquiridas, y sus diversas clasificaciones celulares.<\/p>\n<h2>Definici\u00f3n y Tipos de Nevos<\/h2>\n<p>Los <span class=\"term\" data-term-id=\"354\">nevos<\/span>, com\u00fanmente conocidos como marcas de nacimiento, representan agrupaciones visibles de c\u00e9lulas cut\u00e1neas. Cuando se presentan al nacer o poco despu\u00e9s, se denominan nevos <span class=\"term\" data-term-id=\"1036\">cong\u00e9nitos<\/span>. En ocasiones, estos <span class=\"term\" data-term-id=\"346\">hamartomas<\/span>, que son proliferaciones desordenadas de c\u00e9lulas en el tejido de origen, se dan como resultado de un error en el <span class=\"term\" data-term-id=\"2342\">desarrollo<\/span>.<\/p>\n<p>Por otro lado, las <span class=\"term\" data-term-id=\"2115\">lesiones<\/span> <span class=\"term\" data-term-id=\"22\">benignas<\/span> de la piel que aparecen m\u00e1s tarde en la vida se clasifican como nevos \u00abadquiridos\u00bb.<\/p>\n<p>Los nevos pueden originarse en las capas externas de la piel (<span class=\"term\" data-term-id=\"847\">nevi epiteliales<\/span>) o bien en las capas m\u00e1s profundas (<span class=\"term\" data-term-id=\"52\">nevi d\u00e9rmicos<\/span> o <span class=\"term\" data-term-id=\"900\">subcut\u00e1neos<\/span>). Adicionalmente, se clasifican seg\u00fan el tipo espec\u00edfico de c\u00e9lula que los compone. Los <span class=\"term\" data-term-id=\"785\">nevos melanoc\u00edticos<\/span> y los <span class=\"term\" data-term-id=\"753\">nevos vasculares<\/span> son, generalmente, las manifestaciones m\u00e1s frecuentes de estas marcas de nacimiento.<\/p>\n<table class=\"borders\">\n<tbody>\n<tr valign=\"top\">\n<th>Nevos Epiteliales<\/th>\n<th>Nevos D\u00e9rmicos \/ Subcut\u00e1neos<\/th>\n<\/tr>\n<tr valign=\"top\">\n<td><strong>Nevos Melanoc\u00edticos<\/strong><\/p>\n<ul>\n<li>Nevos melanoc\u00edticos cong\u00e9nitos<\/li>\n<li>Nevos adquiridos (lunares)<\/li>\n<li>Nevi azules<\/li>\n<li>Halo nevi<\/li>\n<li><span class=\"term\" data-term-id=\"353\">Nevo<\/span> de Ito y nevus de Ota<\/li>\n<li>Nevo de Spitz<\/li>\n<li><span class=\"term\" data-term-id=\"1659\">Tumor<\/span> de <span class=\"term\" data-term-id=\"289\">Reed<\/span> de <span class=\"term\" data-term-id=\"289\">c\u00e9lula<\/span> del huso<\/li>\n<li>Melanocitosis d\u00e9rmica <span class=\"term\" data-term-id=\"818\">lumbosacra<\/span><\/li>\n<li>Nevo acr\u00f3mico \/ nevus despigmentosus<\/li>\n<\/ul>\n<\/td>\n<td><strong>Nevos Vasculares<\/strong><\/p>\n<ul>\n<li><span class=\"term\" data-term-id=\"361\">Hemangiomas<\/span> infantiles (no son verdaderos nevos)<\/li>\n<li><span class=\"term\" data-term-id=\"756\">Malformaciones<\/span> <span class=\"term\" data-term-id=\"2129\">capilares<\/span>\n<ul>\n<li>Nevo <span class=\"term\" data-term-id=\"2354\">simplex<\/span><\/li>\n<\/ul>\n<\/li>\n<li>Malformaciones <span class=\"term\" data-term-id=\"1178\">venosas<\/span><\/li>\n<li>Malformaciones <span class=\"term\" data-term-id=\"744\">linf\u00e1ticas<\/span><\/li>\n<li>Nevo an\u00e9mico<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<tr valign=\"top\">\n<td><strong>Nevos <span class=\"term\" data-term-id=\"846\">Epid\u00e9rmicos<\/span><\/strong><\/p>\n<ul>\n<li>Nevos epid\u00e9rmicos (sistematizados \/ s\u00edndromes <span class=\"term\" data-term-id=\"321\">lineales<\/span>)<\/li>\n<li>Nevo de Becker (nevus epid\u00e9rmico <span class=\"term\" data-term-id=\"1520\">pigmentado<\/span> y piloso)<\/li>\n<li>Nevo epid\u00e9rmico <span class=\"term\" data-term-id=\"490\">verrugoso<\/span> <span class=\"term\" data-term-id=\"299\">inflamatorio<\/span> lineal<\/li>\n<li>Porosqueratosis lineal<\/li>\n<li>Nevo <span class=\"term\" data-term-id=\"262\">seb\u00e1ceo<\/span> (nevus organoide)<\/li>\n<\/ul>\n<\/td>\n<td><strong>Nevos de <span class=\"term\" data-term-id=\"43\">Tejido Conectivo<\/span><\/strong><\/p>\n<ul>\n<li>Colagenoma<\/li>\n<li><span class=\"term\" data-term-id=\"356\">Elastomas<\/span><\/li>\n<li>Elastosis perforans serpiginosa<\/li>\n<li><span class=\"term\" data-term-id=\"345\">Hamartoma<\/span> cong\u00e9nito de m\u00fasculo liso<\/li>\n<li>Nevo graso (lipomatosis nevus)\n<ul>\n<li>Beb\u00e9 Michelin neum\u00e1tico<\/li>\n<\/ul>\n<\/li>\n<li>Fibromatosis cong\u00e9nita<\/li>\n<li>Nevo mucinoso<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<tr>\n<td><strong>Nevos <span class=\"term\" data-term-id=\"107\">foliculares<\/span><\/strong><\/p>\n<ul>\n<li>Nevo de comed\u00f3n<\/li>\n<li>Nevo celular basal con <span class=\"term\" data-term-id=\"328\">comedones<\/span><\/li>\n<\/ul>\n<\/td>\n<td><strong>Otros Defectos del Desarrollo<\/strong><\/p>\n<ul>\n<li><span class=\"term\" data-term-id=\"48\">Aplasia<\/span> <span class=\"term\" data-term-id=\"11\">cutis<\/span><\/li>\n<li>Mastocitoma<\/li>\n<li><span class=\"term\" data-term-id=\"49\">Quiste<\/span> d\u00e9rmoide<\/li>\n<li>Quiste tirogloso<\/li>\n<li>Quiste broncog\u00e9nico<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>Etiolog\u00eda: \u00bfQu\u00e9 Provoca la Formaci\u00f3n de Nevos?<\/h2>\n<p>La causa fundamental de los nevos radica en la existencia de agrupaciones celulares visibles en la piel. Espec\u00edficamente, los nevos vasculares se originan por c\u00famulos de <span class=\"term\" data-term-id=\"953\">vasos sangu\u00edneos<\/span>; mientras que los nevos melanoc\u00edticos se deben a la aglomeraci\u00f3n de <span class=\"term\" data-term-id=\"181\">melanocitos<\/span> (c\u00e9lulas pigmentadas de la piel), y los nevos epid\u00e9rmicos proceden de c\u00e9lulas <span class=\"term\" data-term-id=\"917\">queratinocitos<\/span>, y as\u00ed sucesivamente con otros tipos.<\/p>\n<p>Si bien la raz\u00f3n precisa de su aparici\u00f3n a\u00fan se desconoce, la evidencia sugiere que puede estar vinculada a <span class=\"term\" data-term-id=\"324\">anormalidades<\/span> <span class=\"term\" data-term-id=\"1935\">localizadas<\/span> en el desarrollo de estas c\u00e9lulas espec\u00edficas.<\/p>\n<p>Comprender la naturaleza y el origen de estos <span class=\"term\" data-term-id=\"354\">nevos<\/span> es crucial para su correcta identificaci\u00f3n y manejo cl\u00ednico, independientemente de si son cong\u00e9nitos o adquiridos.<\/p>\n<\/section>\n<p>Los <span class=\"term\" data-term-id=\"775\">genes<\/span>. Lamentablemente, actualmente no se conoce ning\u00fan m\u00e9todo establecido para prevenir su aparici\u00f3n.<\/p>\n<p>Se est\u00e1n investigando activamente nuevas hip\u00f3tesis centradas en el fen\u00f3meno del mosaicismo (la aparici\u00f3n de dos l\u00edneas celulares distintas al inicio del <span class=\"term\" data-term-id=\"2341\">desarrollo<\/span> embrionario), dado que la distribuci\u00f3n de muchos nevos cong\u00e9nitos parece seguir las l\u00edneas de Blaschko.<\/p>\n<div id=\"square-placement-country-holder\" class=\"country-dependent advert\">\n<div class=\"box-placement square-placement\">\n<div class=\"advert__frame\">\n                        <!-- \/340621630\/dermnet_mobile_afterfirstsection_300x250 --><\/p>\n<div style=\"display: none;\" id=\"hidden-div-gpt-ad-1484122037505-8\" class=\"[ js-hideable ]\"><\/div>\n<p><script>\n    if (ads_screenwidth < 780 ) {\n        var inline = document.createElement(\"div\");\n        var ad = document.createElement(\"div\");\n\n        ad.id = 'div-gpt-ad-1484122037505-8';\n        ad.style.height=\"250px\";\n        ad.style.width=\"300px;\";\n\n        inline.appendChild(ad);\n        inline.className = \"inline\";\n        var placeholder = document.getElementById(\"hidden-div-gpt-ad-1484122037505-8\");\n        placeholder.parentNode.replaceChild(inline, placeholder);\n        (function () {\n            googletag.cmd.push(function () {\n                googletag.display('div-gpt-ad-1484122037505-8');\n            });\n        })();\n    }\n<\/script>\n                    <\/div>\n<\/p><\/div>\n<\/p><\/div>\n<h2>Opciones de tratamiento disponibles para los nevos<\/h2>\n<p>Para obtener informaci\u00f3n detallada sobre las terapias aplicables, es fundamental consultar las secciones espec\u00edficas dedicadas a los diferentes tipos de marcas de nacimiento.<\/p>\n<\/section>\n","protected":false},"excerpt":{"rendered":"<p>Clasificaci\u00f3n y Causas de los Nevos (Marcas de Nacimiento) Descubra qu\u00e9 son exactamente los nevos, desde las marcas cong\u00e9nitas hasta las lesiones adquiridas, y sus diversas clasificaciones celulares. Definici\u00f3n y Tipos de Nevos Los nevos, com\u00fanmente conocidos como marcas de nacimiento, representan agrupaciones visibles de c\u00e9lulas cut\u00e1neas. Cuando se presentan al nacer o poco despu\u00e9s, [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"template":"","glossary-cat":[],"class_list":["post-4692","glossary","type-glossary","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.2 (Yoast SEO v27.1.1) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Nevos cong\u00e9nitos - Dermatly.com - El sitio de tu piel<\/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:\/\/dermatly.com\/it\/nevi-congeniti\/\" \/>\n<meta property=\"og:locale\" content=\"it_IT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Nevos cong\u00e9nitos\" \/>\n<meta property=\"og:description\" content=\"Clasificaci\u00f3n y Causas de los Nevos (Marcas de Nacimiento) Descubra qu\u00e9 son exactamente los nevos, desde las marcas cong\u00e9nitas hasta las lesiones adquiridas, y sus diversas clasificaciones celulares. Definici\u00f3n y Tipos de Nevos Los nevos, com\u00fanmente conocidos como marcas de nacimiento, representan agrupaciones visibles de c\u00e9lulas cut\u00e1neas. 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Definici\u00f3n y Tipos de Nevos Los nevos, com\u00fanmente conocidos como marcas de nacimiento, representan agrupaciones visibles de c\u00e9lulas cut\u00e1neas. 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