{"id":16063,"date":"2020-11-22T16:40:30","date_gmt":"2020-11-22T16:40:30","guid":{"rendered":"https:\/\/dermatly.com\/patologia-de-la-pitiriasis-versicolor\/"},"modified":"2026-03-10T16:50:16","modified_gmt":"2026-03-10T16:50:16","slug":"patologia-della-pitiriasi-versicolor","status":"publish","type":"glossary","link":"https:\/\/dermatly.com\/it\/patologia-de-la-pitiriasis-versicolor\/","title":{"rendered":"Patologia della pitiriasi versicolor"},"content":{"rendered":"<section class=\"textBlock\">\n<h1>Histolog\u00eda y Caracter\u00edsticas Microsc\u00f3picas de la Pitiriasis Versicolor<\/h1>\n<p>Al examinar la pitiriasis versicolor a bajo aumento en histolog\u00eda, se sugiere una leve inflamaci\u00f3n perivascular con un patr\u00f3n caracter\u00edstico (Figura 1). En el tejido epitelial, la epidermis puede presentar signos de hiperqueratosis leve y acantosis (Figura 2). Tambi\u00e9n es posible observar un alargamiento de las crestas del rete y un ligero incremento en la pigmentaci\u00f3n de la capa basal, hallazgos que en ocasiones recuerdan a los vistos en la acantosis nigricans.<\/p>\n<p>Principalmente, los microorganismos causantes de la pitiriasis versicolor se localizan casi exclusivamente dentro del estrato c\u00f3rneo, facilitando su visualizaci\u00f3n en secciones te\u00f1idas con hematoxilina y eosina (Figuras 2 y 3). El rasgo distintivo son las hifas cortas y las esporas de *Malassezia furfur*, a menudo descritas con la analog\u00eda de \u00abespaguetis y alb\u00f3ndigas\u00bb o \u00abcolillas de cigarro\u00bb (Figura 4). Adicionalmente, puede detectarse un infiltrado linfoc\u00edtico perivascular superficial leve, ocasionalmente acompa\u00f1ado de c\u00e9lulas plasm\u00e1ticas.<\/p>\n<section class=\"textBlock imageLinkBlockTitle\">\n<h2 class=\"colour--primary\">Hallazgos Clave en la Patolog\u00eda de la Pitiriasis Versicolor<\/h2>\n<\/section>\n<section class=\"imageLinkBlock\">\n<div class=\"flex\">\n<figure>\n                <img decoding=\"async\" src=\"https:\/\/dermatly.com\/wp-content\/uploads\/2020\/11\/pvlow__ProtectWyJQcm90ZWN0Il0_FocusFillWzI5NCwyMjIsIngiLDQzXQ.jpg\" alt=\"Microscop\u00eda de pitiriasis versicolor mostrando inflamaci\u00f3n perivascular leve.\"><figcaption>Figura 1<\/figcaption><\/figure>\n<figure>\n                <img decoding=\"async\" src=\"https:\/\/dermatly.com\/wp-content\/uploads\/2020\/11\/PVFigure2__ProtectWyJQcm90ZWN0Il0_FocusFillWzI5NCwyMjIsIngiLDEyXQ.jpg\" alt=\"Microscop\u00eda de pitiriasis versicolor con hiperqueratosis y acantosis epid\u00e9rmica.\"><figcaption>Figura 2<\/figcaption><\/figure>\n<figure>\n                <img decoding=\"async\" src=\"https:\/\/dermatly.com\/wp-content\/uploads\/2020\/11\/PVFigure3__ProtectWyJQcm90ZWN0Il0_FocusFillWzI5NCwyMjIsIngiLDFd.jpg\" alt=\"Visualizaci\u00f3n de organismos f\u00fangicos en el estrato c\u00f3rneo.\"><figcaption>Figura 3<\/figcaption><\/figure>\n<figure>\n                <img decoding=\"async\" src=\"https:\/\/dermatly.com\/wp-content\/uploads\/2020\/11\/PVFigure4__ProtectWyJQcm90ZWN0Il0_FocusFillWzI5NCwyMjIsIngiLDFd.jpg\" alt=\"Hifas y esporas de Malassezia furfur (espaguetis y alb\u00f3ndigas).\"><figcaption>Figura 4<\/figcaption><\/figure>\n<\/p><\/div>\n<\/section>\n<div class=\"clearfix imageLinkBlock\"><\/div>\n<h2>Mejora del Diagn\u00f3stico con Tinciones Especiales en Pitiriasis Versicolor<\/h2>\n<p>El uso de tinciones especializadas, como el \u00e1cido peri\u00f3dico-Schiff (PAS) y la metenamina de plata, resulta fundamental para mejorar la visualizaci\u00f3n y confirmaci\u00f3n de los organismos f\u00fangicos presentes dentro del estrato c\u00f3rneo.<\/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 de la Pitiriasis Versicolor<\/h2>\n<p>Aunque la identificaci\u00f3n de las formas f\u00fangicas caracter\u00edsticas en el contexto cl\u00ednico adecuado suele ser suficiente para el diagn\u00f3stico, en aquellos casos donde los hallazgos f\u00fangicos son escasos, es crucial considerar la siguiente lista de diagn\u00f3sticos diferenciales:<\/p>\n<ul>\n<li>Papilomatosis confluente y reticular de Gougerot y Carteaud: A pesar de que pueden observarse alteraciones epid\u00e9rmicas similares, en esta condici\u00f3n el grado de hiperqueratosis y el crecimiento acant\u00f3tico descendente tienden a ser m\u00e1s marcados. Normalmente, se identifican muy pocos o ning\u00fan elemento f\u00fangico.<\/li>\n<li>Acantosis nigricans: En ocasiones excepcionales, y cuando no est\u00e1 ligada a patolog\u00eda subyacente, pueden observarse formas esporales en el estrato c\u00f3rneo.<\/li>\n<\/ul>\n<\/section>\n","protected":false},"excerpt":{"rendered":"<p>Histolog\u00eda y Caracter\u00edsticas Microsc\u00f3picas de la Pitiriasis Versicolor Al examinar la pitiriasis versicolor a bajo aumento en histolog\u00eda, se sugiere una leve inflamaci\u00f3n perivascular con un patr\u00f3n caracter\u00edstico (Figura 1). En el tejido epitelial, la epidermis puede presentar signos de hiperqueratosis leve y acantosis (Figura 2). Tambi\u00e9n es posible observar un alargamiento de las crestas [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":16068,"parent":0,"template":"","glossary-cat":[],"class_list":["post-16063","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 pitiriasis versicolor - 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-pitiriasi-versicolor\/\" \/>\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 pitiriasis versicolor\" \/>\n<meta property=\"og:description\" content=\"Histolog\u00eda y Caracter\u00edsticas Microsc\u00f3picas de la Pitiriasis Versicolor Al examinar la pitiriasis versicolor a bajo aumento en histolog\u00eda, se sugiere una leve inflamaci\u00f3n perivascular con un patr\u00f3n caracter\u00edstico (Figura 1). En el tejido epitelial, la epidermis puede presentar signos de hiperqueratosis leve y acantosis (Figura 2). 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