{"id":14824,"date":"2020-11-21T14:43:40","date_gmt":"2020-11-21T14:43:40","guid":{"rendered":"https:\/\/dermatly.com\/patologia-del-schwannoma\/"},"modified":"2026-03-10T09:43:30","modified_gmt":"2026-03-10T09:43:30","slug":"schwannoma-patologia","status":"publish","type":"glossary","link":"https:\/\/dermatly.com\/it\/patologia-del-schwannoma\/","title":{"rendered":"Patologia dello Schwannoma"},"content":{"rendered":"<section class=\"textBlock\">\n<p>El schwannoma tambi\u00e9n se conoce como \u00abneurilemoma\u00bb, \u00abneurolemoma\u00bb y \u00abc\u00e9lulas de Schwann <span class=\"term\" data-term-id=\"289\">tumor<\/span>\u201d.  Es un <span class=\"term\" data-term-id=\"22\">benigno<\/span> <span class=\"term\" data-term-id=\"1374\">perif\u00e9rico<\/span> <span class=\"term\" data-term-id=\"2157\">nervio<\/span> tumor de vaina compuesto por c\u00e9lulas de Schwann.  Las c\u00e9lulas de Schwann normalmente producen la vaina aislante de mielina que cubre los <span class=\"term\" data-term-id=\"952\">nervios<\/span>.<\/p>\n<h2><span class=\"term\" data-term-id=\"128\">Histolog\u00eda<\/span> de schwannoma<\/h2>\n<p>En el schwannoma, las secciones muestran una <span class=\"term\" data-term-id=\"1705\">encapsulado<\/span> bien-<span class=\"term\" data-term-id=\"37\">circunscrito<\/span> <span class=\"term\" data-term-id=\"164\">lesi\u00f3n<\/span> debajo de lo ininterrumpido <span class=\"term\" data-term-id=\"85\">epidermis<\/span>.  El tumor se compone de diferentes \u00e1reas compuestas por diferentes <span class=\"term\" data-term-id=\"956\">celular<\/span> densidades.  M\u00e1s \u00e1reas celulares (Antoni A, figura 1) est\u00e1n compuestas por una disposici\u00f3n desordenada de c\u00e9lulas blandas con fusiones y ovaladas. <span class=\"term\" data-term-id=\"729\">n\u00facleos<\/span>.  Las \u00e1reas sueltas y menos celulares (Antoni B, figura 2) est\u00e1n compuestas por una <span class=\"term\" data-term-id=\"1225\">edematoso<\/span> y mucinoso <span class=\"term\" data-term-id=\"1655\">estroma<\/span> con fibrilar <span class=\"term\" data-term-id=\"39\">col\u00e1geno<\/span>.  Los vasos son prominentes y a menudo rodeados por una densa <span class=\"term\" data-term-id=\"260\">esclerosis<\/span>.<\/p>\n<p>Pueden verse los cuerpos caracter\u00edsticos de Verocay (figura 3).  Estos consisten en columnas paralelas de n\u00facleos alargados a cada lado de un <span class=\"term\" data-term-id=\"1607\">homog\u00e9neo<\/span> material acelular.<\/p>\n<p>Por lo general, se puede ver un nervio perif\u00e9rico asociado.<\/p>\n<p>Ocasionalmente, \u00abcambio antiguo\u00bb o celular <span class=\"term\" data-term-id=\"1305\">atipia<\/span> se cree que es un fen\u00f3meno reactivo (figura 4).<\/p>\n<section class=\"textBlock imageLinkBlockTitle\">\n<h5 class=\"colour--primary\">Patolog\u00eda del Schwannoma<\/h5>\n<\/section>\n<section class=\"imageLinkBlock\">\n<div class=\"flex\">\n<div class=\"imageLinkBlock__item__image\">\n<p>                        <img decoding=\"async\" src=\"https:\/\/dermatly.com\/wp-content\/uploads\/2020\/11\/schwannoma-figure-1__ProtectWyJQcm90ZWN0Il0_FocusFillWzI5NCwyMjIsIngiLDFd.jpg\" alt=\"Patolog\u00eda del Schwannoma\"><\/div>\n<p class=\"p-small\">Figura 1<\/p>\n<div class=\"imageLinkBlock__item__image\">\n<p>                        <img decoding=\"async\" src=\"https:\/\/dermatly.com\/wp-content\/uploads\/2020\/11\/schwannoma-figure-2__ProtectWyJQcm90ZWN0Il0_FocusFillWzI5NCwyMjIsIngiLDFd.jpg\" alt=\"Patolog\u00eda del Schwannoma\"><\/div>\n<p class=\"p-small\">Figura 2<\/p>\n<div class=\"imageLinkBlock__item__image\">\n<p>                        <img decoding=\"async\" src=\"https:\/\/dermatly.com\/wp-content\/uploads\/2020\/11\/schwannoma-figure-3__ProtectWyJQcm90ZWN0Il0_FocusFillWzI5NCwyMjIsIngiLDFd.jpg\" alt=\"Patolog\u00eda del Schwannoma\"><\/div>\n<p class=\"p-small\">figura 3<\/p>\n<div class=\"imageLinkBlock__item__image\">\n<p>                        <img decoding=\"async\" src=\"https:\/\/dermatly.com\/wp-content\/uploads\/2020\/11\/schwannoma-figure-4__ProtectWyJQcm90ZWN0Il0_FocusFillWzI5NCwyMjIsIngiLDFd.jpg\" alt=\"Patolog\u00eda del Schwannoma\"><\/div>\n<p class=\"p-small\">Figura 4<\/p>\n<\/p><\/div>\n<\/section>\n<div class=\"clearfix imageLinkBlock\"><\/div>\n<h2>Estudios especiales para schwannoma<\/h2>\n<p>Los schwannomas son muy positivos con S100.<\/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><span class=\"term\" data-term-id=\"813\">Diagn\u00f3stico diferencial<\/span> de schwannoma <span class=\"term\" data-term-id=\"223\">patolog\u00eda<\/span><\/h2>\n<p><span class=\"term\" data-term-id=\"875\">Neurofibroma<\/span> - Carece del patr\u00f3n Antoni A y B del schwannoma y no est\u00e1 encapulado. <span class=\"term\" data-term-id=\"891\">Plexiforme<\/span> el neurofibroma puede parecerse al schwannoma. <span class=\"term\" data-term-id=\"1722\">Neurofibromas<\/span> t\u00edpicamente tienen nervios que recorren la masa, lo que puede demostrarse con tinci\u00f3n inmunohistoqu\u00edmica con neurofilamento.<\/p>\n<p>Perineurioma: son positivos para EMA y negativos para S100.<\/p>\n<p>Dermatofibromasarcoma protuberans: son positivos con CD34, carecen de positividad para S100 y carecen del patr\u00f3n Antoni A y B del schwannoma.  Adem\u00e1s, no est\u00e1n encapulados.<\/p>\n<\/section>\n","protected":false},"excerpt":{"rendered":"<p>El schwannoma tambi\u00e9n se conoce como \u00abneurilemoma\u00bb, \u00abneurolemoma\u00bb y \u00abc\u00e9lulas de Schwann tumor\u201d. Es un benigno perif\u00e9rico nervio tumor de vaina compuesto por c\u00e9lulas de Schwann. Las c\u00e9lulas de Schwann normalmente producen la vaina aislante de mielina que cubre los nervios. Histolog\u00eda de schwannoma En el schwannoma, las secciones muestran una encapsulado bien-circunscrito lesi\u00f3n debajo [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":14829,"parent":0,"template":"","glossary-cat":[],"class_list":["post-14824","glossary","type-glossary","status-publish","has-post-thumbnail","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>Patolog\u00eda del Schwannoma - 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\/schwannoma-patologia\/\" \/>\n<meta property=\"og:locale\" content=\"it_IT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Patolog\u00eda del Schwannoma\" \/>\n<meta property=\"og:description\" content=\"El schwannoma tambi\u00e9n se conoce como \u00abneurilemoma\u00bb, \u00abneurolemoma\u00bb y \u00abc\u00e9lulas de Schwann tumor\u201d. Es un benigno perif\u00e9rico nervio tumor de vaina compuesto por c\u00e9lulas de Schwann. Las c\u00e9lulas de Schwann normalmente producen la vaina aislante de mielina que cubre los nervios. 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