{"id":15928,"date":"2020-11-22T14:52:10","date_gmt":"2020-11-22T14:52:10","guid":{"rendered":"https:\/\/dermatly.com\/patologia-de-la-queratolisis-picada\/"},"modified":"2026-03-10T16:47:28","modified_gmt":"2026-03-10T16:47:28","slug":"patologia-della-cheratolisi-tritata","status":"publish","type":"glossary","link":"https:\/\/dermatly.com\/it\/patologia-de-la-queratolisis-picada\/","title":{"rendered":"Patologia della cheratolisi puntata"},"content":{"rendered":"<section class=\"textBlock\">\n<h1>Entendiendo la Patolog\u00eda de la Querat\u00f3lisis Punctata<\/h1>\n<p>De forma an\u00e1loga al eritrasma, el agente causal principal de la querat\u00f3lisis punctata es generalmente una bacteria del g\u00e9nero <em>Corynebacterium<\/em>. Sin embargo, otros <span class=\"term\" data-term-id=\"883\">organismos<\/span> tambi\u00e9n han sido asociados con su desarrollo, incluyendo <em>Dermatophilus congolensis<\/em> y <em>Micrococcus sedentarius<\/em>.<\/p>\n<h2>Histolog\u00eda de la Querat\u00f3lisis Punctata<\/h2>\n<p>Al igual que ocurre con el eritrasma, la respuesta <span class=\"term\" data-term-id=\"490\">inflamatoria<\/span> en la querat\u00f3lisis punctata es m\u00ednima, por lo que este proceso puede pasar completamente desapercibido en el examen <span class=\"term\" data-term-id=\"1420\">histopatol\u00f3gico<\/span>. Con una observaci\u00f3n minuciosa, se pueden identificar grupos densos de <span class=\"term\" data-term-id=\"935\">bacterias<\/span> alojados en el <span class=\"term\" data-term-id=\"273\">estrato c\u00f3rneo<\/span> de la piel <span class=\"term\" data-term-id=\"496\">acral<\/span>. Estos organismos suelen presentar morfolog\u00edas tanto filamentosas como cocales. Las tinciones especiales, como la tinci\u00f3n de Gram o la tinci\u00f3n de Steiner (observar Figura 1), resaltar\u00e1n notablemente el microorganismo responsable.<\/p>\n<section class=\"textBlock imageLinkBlockTitle\">\n<h3 class=\"colour--primary\">Patolog\u00eda de la Querat\u00f3lisis Punctata<\/h3>\n<\/section>\n<section class=\"imageLinkBlock\">\n<div class=\"flex\">\n<div class=\"imageLinkBlock__item__image\">\n                <img decoding=\"async\" src=\"https:\/\/dermatly.com\/wp-content\/uploads\/2020\/11\/pitted-keratolysis-figure-1__ProtectWyJQcm90ZWN0Il0_FocusFillWzI5NCwyMjIsIngiLDFd.jpg\" alt=\"Microscop\u00eda mostrando la patolog\u00eda de la querat\u00f3lisis punctata con bacterias te\u00f1idas.\"><\/p>\n<p class=\"p-small\">Figura 1<\/p>\n<\/p><\/div>\n<\/p><\/div>\n<\/section>\n<div class=\"clearfix imageLinkBlock\"><\/div>\n<h2>Uso de Tintes Especiales en el Diagn\u00f3stico de Querat\u00f3lisis Punctata<\/h2>\n<p>La tinci\u00f3n de Gram aplicada a muestras de querat\u00f3lisis punctata revela cocos y filamentos grampositivos en el estrato c\u00f3rneo, un hallazgo similar al observado en el eritrasma. La tinci\u00f3n de Steiner tambi\u00e9n es efectiva para visualizar estos microorganismos, como se ilustra en la Figura 1. En ocasiones, los organismos se aprecian claramente incluso en secciones de rutina te\u00f1idas con HE. Adem\u00e1s, los estudios de <span class=\"term\" data-term-id=\"837\">cultivo<\/span> pueden ser valiosos para confirmar la identidad del agente etiol\u00f3gico en ciertos casos.<\/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>Diagn\u00f3stico Diferencial Patol\u00f3gico de la Querat\u00f3lisis Punctata<\/h2>\n<p>El establecimiento de un diagn\u00f3stico preciso requiere considerar otras condiciones cut\u00e1neas que afectan al estrato c\u00f3rneo:<\/p>\n<ul>\n<li><strong><em>Pitiriasis<\/em> versicolor<\/strong> (anteriormente conocida como <em>tinea versicolor<\/em>): Las levaduras del g\u00e9nero <em>Malassezia<\/em> (anteriormente <em>Pityrosporum<\/em>) colonizan el estrato c\u00f3rneo, pero, al igual que en la querat\u00f3lisis, no inducen una respuesta <span class=\"term\" data-term-id=\"846\">epid\u00e9rmica<\/span> significativa. Las formas de levadura son generalmente m\u00e1s grandes que las corinebacterias y no se ti\u00f1en con la tinci\u00f3n de Gram.<\/li>\n<li><strong>Piel normal:<\/strong> Los organismos causantes pueden ser f\u00e1cilmente confundidos con la flora cut\u00e1nea normal si no se consideran los hallazgos cl\u00ednicos.<\/li>\n<li><strong>Eritrasma:<\/strong> Esta condici\u00f3n puede ser indistinguible histol\u00f3gicamente sin una correlaci\u00f3n cl\u00ednica cuidadosa, ya que tambi\u00e9n involucra corinebacterias.<\/li>\n<\/ul>\n<\/section>\n","protected":false},"excerpt":{"rendered":"<p>Entendiendo la Patolog\u00eda de la Querat\u00f3lisis Punctata De forma an\u00e1loga al eritrasma, el agente causal principal de la querat\u00f3lisis punctata es generalmente una bacteria del g\u00e9nero Corynebacterium. Sin embargo, otros organismos tambi\u00e9n han sido asociados con su desarrollo, incluyendo Dermatophilus congolensis y Micrococcus sedentarius. Histolog\u00eda de la Querat\u00f3lisis Punctata Al igual que ocurre con el [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":15930,"parent":0,"template":"","glossary-cat":[],"class_list":["post-15928","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 de la querat\u00f3lisis picada - 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\/patologia-della-cheratolisi-tritata\/\" \/>\n<meta property=\"og:locale\" content=\"it_IT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Patolog\u00eda de la querat\u00f3lisis picada\" \/>\n<meta property=\"og:description\" content=\"Entendiendo la Patolog\u00eda de la Querat\u00f3lisis Punctata De forma an\u00e1loga al eritrasma, el agente causal principal de la querat\u00f3lisis punctata es generalmente una bacteria del g\u00e9nero Corynebacterium. Sin embargo, otros organismos tambi\u00e9n han sido asociados con su desarrollo, incluyendo Dermatophilus congolensis y Micrococcus sedentarius. 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