{"id":8061,"date":"2020-04-27T00:17:56","date_gmt":"2020-04-27T03:17:56","guid":{"rendered":"https:\/\/doctorhoogstra.com\/es\/patologia-del-quiste-epidermoide\/"},"modified":"2020-04-30T21:08:58","modified_gmt":"2020-05-01T00:08:58","slug":"patologia-del-quiste-epidermoide","status":"publish","type":"wiki","link":"https:\/\/doctorhoogstra.com\/en\/wiki\/patologia-del-quiste-epidermoide\/","title":{"rendered":"Epidermoid cyst pathology"},"content":{"rendered":"<p><\/p><div id=\"ez-toc-container\" class=\"ez-toc-v2_0_88 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/doctorhoogstra.com\/en\/wiki\/patologia-del-quiste-epidermoide\/#Introduccion\" >Introduction<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/doctorhoogstra.com\/en\/wiki\/patologia-del-quiste-epidermoide\/#Histologia-de-epidermoide-quiste\" >Histolog\u00eda de epidermoide quiste<\/a><ul class='ez-toc-list-level-5' ><li class='ez-toc-heading-level-5'><ul class='ez-toc-list-level-5' ><li class='ez-toc-heading-level-5'><ul class='ez-toc-list-level-5' ><li class='ez-toc-heading-level-5'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/doctorhoogstra.com\/en\/wiki\/patologia-del-quiste-epidermoide\/#Patologia-del-quiste-epidermoide\" >Epidermoid cyst pathology<\/a><\/li><\/ul><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/doctorhoogstra.com\/en\/wiki\/patologia-del-quiste-epidermoide\/#Estudios-especiales-para-quiste-epidermoide\" >Estudios especiales para quiste epidermoide.<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/doctorhoogstra.com\/en\/wiki\/patologia-del-quiste-epidermoide\/#Diagnostico-diferencial-del-quiste-epidermoide-patologia\" >Diagn\u00f3stico diferencial del quiste epidermoide patolog\u00eda<\/a><\/li><\/ul><\/nav><\/div>\n\n<section class=\"textBlock\">\n<h2><span class=\"ez-toc-section\" id=\"Introduccion\"><\/span>Introduction<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Quistes epidermoides (<span class=\"term\" data-term-id=\"1304\">infundibular<\/span> quistes) se cree que se derivan de la porci\u00f3n infundibular de la <span class=\"term\" data-term-id=\"122\">hair<\/span> <span class=\"term\" data-term-id=\"1300\">follicle<\/span>. Algunos se derivan de la implantaci\u00f3n de la <span class=\"term\" data-term-id=\"85\">epidermis<\/span>. Raramente <span class=\"term\" data-term-id=\"77\"><span class=\"term\" data-term-id=\"844\">eccrine<\/span> glands<\/span> puede ser la fuente<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Histologia-de-epidermoide-quiste\"><\/span>\n<span class=\"term\" data-term-id=\"128\">Histology<\/span> de epidermoide <span class=\"term\" data-term-id=\"49\">cyst<\/span><br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Las secciones de un quiste epidermoide muestran un <span class=\"term\" data-term-id=\"1306\">cystic<\/span> estructura que ocupa al menos la parte superior <span class=\"term\" data-term-id=\"61\">dermis<\/span> pero las lesiones m\u00e1s grandes pueden llegar a afectar a toda la dermis (figura 1). Suelen ser uniloculares, pero rara vez son multiloculares. El revestimiento del quiste se compone de un <span class=\"term\" data-term-id=\"87\">epithelium<\/span> que est\u00e1 aplanado y contiene un <span class=\"term\" data-term-id=\"111\">granular layer<\/span> de queratohialina <span class=\"term\" data-term-id=\"520\">granules<\/span> (Figuras 2, 3). El revestimiento del quiste es similar al epitelio superficial pero carece de <span class=\"term\" data-term-id=\"819\">challenge<\/span> crestas que se ven en la epidermis suprayacente (figura 4, flecha).<\/p>\n<p>Los focos de ruptura son comunes y la <span class=\"term\" data-term-id=\"155\">curb<\/span> expuesto a la <span class=\"term\" data-term-id=\"1351\">adjacent<\/span> dermis provoca una <span class=\"term\" data-term-id=\"443\">neutrophilic<\/span> y entonces <span class=\"term\" data-term-id=\"1076\">granulomatous<\/span> reacci\u00f3n (figuras 5, 6).<\/p>\n<p>La ruptura masiva puede provocar la destrucci\u00f3n completa del revestimiento y un marcado <span class=\"term\" data-term-id=\"490\">inflammatory<\/span> reacci\u00f3n que se resuelve en cicatrices.<\/p>\n<p>La queratina contenida en el quiste est\u00e1 laminada y acelular (figura 7).<\/p>\n<p>A wide range of <span class=\"term\" data-term-id=\"846\">epidermal<\/span> Se han descrito cambios en el epitelio del revestimiento.<\/p>\n<section class=\"textBlock imageLinkBlockTitle\">\n<h5 class=\"colour--primary\"><span class=\"ez-toc-section\" id=\"Patologia-del-quiste-epidermoide\"><\/span>Epidermoid cyst pathology<span class=\"ez-toc-section-end\"><\/span><\/h5>\n<\/section>\n<section class=\"imageLinkBlock\">\n<div class=\"flex\">\n<div class=\"imageLinkBlock__item__image\">\n<p>                        <img alt='epidermoid-cyst-figure-1__protectwyjqcm90zwn0il0_focusfillwzi5ncwymjisingildm2xq-1173778-5978181' src='https:\/\/doctorhoogstra.com\/wp-content\/uploads\/2020\/04\/epidermoid-cyst-figure-1__ProtectWyJQcm90ZWN0Il0_FocusFillWzI5NCwyMjIsIngiLDM2XQ-1173778.jpg'>\n<\/div>\n<p class=\"p-small\">Figure 1<\/p>\n<div class=\"imageLinkBlock__item__image\">\n<p>                        <img alt='epidermoid-cyst-figure-2__protectwyjqcm90zwn0il0_focusfillwzi5ncwymjisingildfd-9727001-1493745' src='https:\/\/doctorhoogstra.com\/wp-content\/uploads\/2020\/04\/epidermoid-cyst-figure-2__ProtectWyJQcm90ZWN0Il0_FocusFillWzI5NCwyMjIsIngiLDFd-9727001.jpg'>\n<\/div>\n<p class=\"p-small\">Figure 2<\/p>\n<div class=\"imageLinkBlock__item__image\">\n<p>                        <img alt='epidermoid-cyst-figure-3__protectwyjqcm90zwn0il0_focusfillwzi5ncwymjisingildfd-8382946-1068595' src='https:\/\/doctorhoogstra.com\/wp-content\/uploads\/2020\/04\/epidermoid-cyst-figure-3__ProtectWyJQcm90ZWN0Il0_FocusFillWzI5NCwyMjIsIngiLDFd-8382946.jpg'>\n<\/div>\n<p class=\"p-small\">figure 3<\/p>\n<div class=\"imageLinkBlock__item__image\">\n<p>                        <img alt='epidermoid-cyst-fig-4__protectwyjqcm90zwn0il0_focusfillwzi5ncwymjisingildfd-5078293-8554192' src='https:\/\/doctorhoogstra.com\/wp-content\/uploads\/2020\/04\/epidermoid-cyst-fig-4__ProtectWyJQcm90ZWN0Il0_FocusFillWzI5NCwyMjIsIngiLDFd-5078293.jpg'>\n<\/div>\n<p class=\"p-small\">Figure 4<\/p>\n<div class=\"imageLinkBlock__item__image\">\n<p>                        <img alt='epidermoid-cyst-fig-5__protectwyjqcm90zwn0il0_focusfillwzi5ncwymjisingildfd-2026577-7584043' src='https:\/\/doctorhoogstra.com\/wp-content\/uploads\/2020\/04\/epidermoid-cyst-fig-5__ProtectWyJQcm90ZWN0Il0_FocusFillWzI5NCwyMjIsIngiLDFd-2026577.jpg'>\n<\/div>\n<p class=\"p-small\">Figure 5<\/p>\n<div class=\"imageLinkBlock__item__image\">\n<p>                        <img alt='epidermoid-cyst-fig-6__protectwyjqcm90zwn0il0_focusfillwzi5ncwymjisingildfd-5893791-2821467' src='https:\/\/doctorhoogstra.com\/wp-content\/uploads\/2020\/04\/epidermoid-cyst-fig-6__ProtectWyJQcm90ZWN0Il0_FocusFillWzI5NCwyMjIsIngiLDFd-5893791.jpg'>\n<\/div>\n<p class=\"p-small\">Figure 6<\/p>\n<div class=\"imageLinkBlock__item__image\">\n<p>                        <img alt='epidermoid-cyst-figure-7__protectwyjqcm90zwn0il0_focusfillwzi5ncwymjisingildfd-9055069-7484181' src='https:\/\/doctorhoogstra.com\/wp-content\/uploads\/2020\/04\/epidermoid-cyst-figure-7__ProtectWyJQcm90ZWN0Il0_FocusFillWzI5NCwyMjIsIngiLDFd-9055069.jpg'>\n<\/div>\n<p class=\"p-small\">Figure 7<\/p>\n<\/p><\/div>\n<\/section>\n<div class=\"clearfix imageLinkBlock\"><\/div>\n<div id=\"square-placement-country-holder\" class=\"country-dependent advert\">\n<div class=\"box-placement square-placement\">\n<div class=\"advert__frame\">\n<div id=\"dermnet-dermnet-mobbox\">\n<\/div><\/div><\/div><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Estudios-especiales-para-quiste-epidermoide\"><\/span>Estudios especiales para quiste epidermoide.<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>None needed.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Diagnostico-diferencial-del-quiste-epidermoide-patologia\"><\/span>\n<span class=\"term\" data-term-id=\"813\">Differential diagnosis<\/span> del quiste epidermoide <span class=\"term\" data-term-id=\"223\">pathology<\/span><br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Quistes epid\u00e9rmicos relacionados con el virus del papiloma humano (VPH): tienen un revestimiento hiperpl\u00e1sico con virapat\u00eda <span class=\"term\" data-term-id=\"1612\">nuclear<\/span> y cambios citoplasm\u00e1ticos.<\/p>\n<p>Quistes tricilemmales: tienen un revestimiento que se asemeja a la vaina de la ra\u00edz interna con una capa granular atenuada y queratinizaci\u00f3n brusca que se adhiere al epitelio.<\/p>\n<p>Cystic <span class=\"term\" data-term-id=\"270\">scaly<\/span> cell <span class=\"term\" data-term-id=\"32\">carcinoma<\/span> &#8211; Debe considerarse si hay nuclear <span class=\"term\" data-term-id=\"1305\">atypia<\/span> y adyacente <span class=\"term\" data-term-id=\"543\">infiltration<\/span> en la dermis circundante. Esto puede ser un diferencial desafiante cuando el quiste se ha roto parcialmente y hay numerosos cambios secundarios.<\/p>\n<\/section>","protected":false},"excerpt":{"rendered":"<p>Introducci\u00f3n Quistes epidermoides (infundibular quistes) se cree que se derivan de la porci\u00f3n infundibular de la cabello fol\u00edculo. Algunos se derivan de la implantaci\u00f3n de la epidermis. Raramente ecrino gl\u00e1ndulas&#8230;<\/p>","protected":false},"author":8,"featured_media":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","format":"standard","meta":{"footnotes":""},"categories":[204],"tags":[205],"class_list":["post-8061","wiki","type-wiki","status-publish","format-standard","category-glosario-definiciones","tag-patologia"],"_links":{"self":[{"href":"https:\/\/doctorhoogstra.com\/en\/wp-json\/wp\/v2\/wiki\/8061","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/doctorhoogstra.com\/en\/wp-json\/wp\/v2\/wiki"}],"about":[{"href":"https:\/\/doctorhoogstra.com\/en\/wp-json\/wp\/v2\/types\/wiki"}],"author":[{"embeddable":true,"href":"https:\/\/doctorhoogstra.com\/en\/wp-json\/wp\/v2\/users\/8"}],"replies":[{"embeddable":true,"href":"https:\/\/doctorhoogstra.com\/en\/wp-json\/wp\/v2\/comments?post=8061"}],"version-history":[{"count":0,"href":"https:\/\/doctorhoogstra.com\/en\/wp-json\/wp\/v2\/wiki\/8061\/revisions"}],"wp:attachment":[{"href":"https:\/\/doctorhoogstra.com\/en\/wp-json\/wp\/v2\/media?parent=8061"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/doctorhoogstra.com\/en\/wp-json\/wp\/v2\/categories?post=8061"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/doctorhoogstra.com\/en\/wp-json\/wp\/v2\/tags?post=8061"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}