{"id":6255,"date":"2023-04-20T08:22:07","date_gmt":"2023-04-20T08:22:07","guid":{"rendered":"https:\/\/www.eurocytology.eu\/course\/tumor-misto-maligno\/"},"modified":"2023-04-20T08:22:07","modified_gmt":"2023-04-20T08:22:07","slug":"tumor-misto-maligno","status":"publish","type":"course","link":"https:\/\/www.eurocytology.eu\/pt-pt\/course\/tumor-misto-maligno\/","title":{"rendered":"Tumor misto maligno"},"content":{"rendered":"<div data-object_id=\"6255\" class=\"cbxwpbkmarkwrap cbxwpbkmarkwrap_guest cbxwpbkmarkwrap_user_cat cbxwpbkmarkwrap-course \"><a  data-redirect-url=\"https:\/\/www.eurocytology.eu\/pt-pt\/wp-json\/wp\/v2\/course\/6255\/\"  data-display-label=\"1\" data-show-count=\"1\" data-bookmark-label=\"Bookmark\"  data-bookmarked-label=\"Bookmarked\"  data-loggedin=\"0\" data-type=\"course\" data-object_id=\"6255\" class=\"cbxwpbkmarktrig  cbxwpbkmarktrig-button-addto\" title=\"Bookmark This\" href=\"#\"><span class=\"cbxwpbkmarktrig-label\" >Bookmark (<i class=\"cbxwpbkmarktrig-count\">0<\/i>)<\/span><\/a> <div  data-type=\"course\" data-object_id=\"6255\" class=\"cbxwpbkmarkguestwrap\" id=\"cbxwpbkmarkguestwrap-6255\"><div class=\"cbxwpbkmarkguest-message\"><a href=\"#\" class=\"cbxwpbkmarkguesttrig_close\"><\/a><h3 class=\"cbxwpbookmark-title cbxwpbookmark-title-login\">Please login to bookmark<\/h3><form name=\"loginform\" id=\"loginform\" action=\"https:\/\/www.eurocytology.eu\/wp-login.php\" method=\"post\"><p class=\"login-username\">\n\t\t\t\t<label for=\"user_login\">Nome de utilizador ou endere\u00e7o de email<\/label>\n\t\t\t\t<input type=\"text\" name=\"log\" id=\"user_login\" autocomplete=\"username\" class=\"input\" value=\"\" size=\"20\" \/>\n\t\t\t<\/p><p class=\"login-password\">\n\t\t\t\t<label for=\"user_pass\">Senha<\/label>\n\t\t\t\t<input type=\"password\" name=\"pwd\" id=\"user_pass\" autocomplete=\"current-password\" spellcheck=\"false\" class=\"input\" value=\"\" size=\"20\" \/>\n\t\t\t<\/p><p class=\"login-remember\"><label><input name=\"rememberme\" type=\"checkbox\" id=\"rememberme\" value=\"forever\" \/> Manter sess\u00e3o<\/label><\/p><p class=\"login-submit\">\n\t\t\t\t<input type=\"submit\" name=\"wp-submit\" id=\"wp-submit\" class=\"button button-primary\" value=\"Iniciar sess\u00e3o\" \/>\n\t\t\t\t<input type=\"hidden\" name=\"redirect_to\" value=\"https:\/\/www.eurocytology.eu\/pt-pt\/wp-json\/wp\/v2\/course\/6255\/\" \/>\n\t\t\t<\/p><\/form><p class=\"cbxwpbookmark-guest-register\">No account yet? <a href=\"https:\/\/www.eurocytology.eu\/pt-pt\/register\/?redirect_to=https%3A%2F%2Fwww.eurocytology.eu%2Fpt-pt%2Fwp-json%2Fwp%2Fv2%2Fcourse%2F6255%2F\">Register<\/a><\/p><\/div><\/div><\/div><p>\u00c8 o tumor que surge em um Adenoma pleom\u00f3rfico ou, teoricamente, pode come\u00e7ar como um Tumor maligno misto \u201cde novo\u201d. Este evento ocorre em 5 a 7% dos tumores mistos, geralmente depois de ter existido como tal durante mais de 15 -20 anos. As c\u00e9lulas s\u00e3o epiteliais malignas, as c\u00e9lulas mioepiteliais misturadas por vezes, com c\u00e9lulas mesenquimais malignas. O tumor na citologia \u00e9 facilmente nos casos em que s\u00e3o desdiferenciados e invasivos: sendo constitu\u00eddos principalmente de escamosas malignas, em alguns casos s\u00e3o queratinizadas e c\u00e9lulas glandulares at\u00edpicas. Carcinoma mucoepiderm\u00f3ide e Tumor de c\u00e9lulas pequenas tamb\u00e9m podem se desenvolver em Tumores mistos malignos. Figuras mit\u00f3ticas podem estar presentes. H\u00e1 uma variante rara de Tumor misto \u201cin situ\u201d maligno: nestes casos, est\u00e3o presentes as mesmas c\u00e9lulas mioepiteliais e epiteliais malignas, elas podem invadir a c\u00e1psula e vasos no interior da les\u00e3o, mas n\u00e3o invadem o tecido da gl\u00e2ndula salivar circundante. Recentemente, uma nova entidade foi descrita e chamada Carcinoma esclerosante de c\u00e9lulas claras mioepiteliais, que \u00e9 caracterizado por uma altera\u00e7\u00e3o molecular espec\u00edfica (rearranjo EWSR1). Este tumor tamb\u00e9m pode aparecer em tumores mistos preexistente. At\u00e9 agora n\u00e3o h\u00e1 nenhuma publica\u00e7\u00e3o citologia deste \u00faltimo tumor.<\/p>\n<figure><a data-toggle=\"modal\" href=\"#modal-container-2\"><img fetchpriority=\"high\" decoding=\"async\" alt=\"\" height=\"475\" src=\"http:\/\/www.eurocytology.eu\/sites\/default\/files\/styles\/max\/public\/images\/2494_1442753714.jpg?itok=u2kqnAio\" width=\"632\" \/><\/a><figcaption>\u00c9specime altamente celular com muitas c\u00e9leulas epiteliais at\u00edpicas e at\u00e9 mesmo com figuras de mitoses. O tumor n\u00e3o mostrou invas\u00e3o.<\/figcaption><\/figure>\n<figure><a data-toggle=\"modal\" href=\"#modal-container-2\"><img decoding=\"async\" alt=\"\" height=\"463\" src=\"http:\/\/www.eurocytology.eu\/sites\/default\/files\/styles\/max\/public\/images\/2495_1442753748.jpg?itok=SG07dljo\" width=\"617\" \/><\/a><figcaption>\u00c9specime altamente celular com muitas c\u00e9leulas epiteliais at\u00edpicas e at\u00e9 mesmo com figuras de mitoses. O tumor n\u00e3o mostrou invas\u00e3o.<\/figcaption><\/figure>\n<figure><a data-toggle=\"modal\" href=\"#modal-container-2\"><img decoding=\"async\" alt=\"\" height=\"463\" src=\"http:\/\/www.eurocytology.eu\/sites\/default\/files\/styles\/max\/public\/images\/2496_1442753784.jpg?itok=smRj3My7\" width=\"617\" \/><\/a><figcaption>\u00c9specime altamente celular com muitas c\u00e9leulas epiteliais at\u00edpicas e at\u00e9 mesmo com figuras de mitoses. O tumor n\u00e3o mostrou invas\u00e3o.<\/figcaption><\/figure>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<div data-object_id=\"6255\" class=\"cbxwpbkmarkwrap cbxwpbkmarkwrap_guest cbxwpbkmarkwrap_user_cat cbxwpbkmarkwrap-course \"><a  data-redirect-url=\"https:\/\/www.eurocytology.eu\/pt-pt\/wp-json\/wp\/v2\/course\/6255\/\"  data-display-label=\"1\" data-show-count=\"1\" data-bookmark-label=\"Bookmark\"  data-bookmarked-label=\"Bookmarked\"  data-loggedin=\"0\" data-type=\"course\" data-object_id=\"6255\" class=\"cbxwpbkmarktrig  cbxwpbkmarktrig-button-addto\" title=\"Bookmark This\" href=\"#\"><span class=\"cbxwpbkmarktrig-label\" >Bookmark (<i class=\"cbxwpbkmarktrig-count\">0<\/i>)<\/span><\/a> <div  data-type=\"course\" data-object_id=\"6255\" class=\"cbxwpbkmarkguestwrap\" id=\"cbxwpbkmarkguestwrap-6255\"><div class=\"cbxwpbkmarkguest-message\"><a href=\"#\" class=\"cbxwpbkmarkguesttrig_close\"><\/a><h3 class=\"cbxwpbookmark-title cbxwpbookmark-title-login\">Please login to bookmark<\/h3><form name=\"loginform\" id=\"loginform\" action=\"https:\/\/www.eurocytology.eu\/wp-login.php\" method=\"post\"><p class=\"login-username\">\n\t\t\t\t<label for=\"user_login\">Nome de utilizador ou endere\u00e7o de email<\/label>\n\t\t\t\t<input type=\"text\" name=\"log\" id=\"user_login\" autocomplete=\"username\" class=\"input\" value=\"\" size=\"20\" \/>\n\t\t\t<\/p><p class=\"login-password\">\n\t\t\t\t<label for=\"user_pass\">Senha<\/label>\n\t\t\t\t<input type=\"password\" name=\"pwd\" id=\"user_pass\" autocomplete=\"current-password\" spellcheck=\"false\" class=\"input\" value=\"\" size=\"20\" \/>\n\t\t\t<\/p><p class=\"login-remember\"><label><input name=\"rememberme\" type=\"checkbox\" id=\"rememberme\" value=\"forever\" \/> Manter sess\u00e3o<\/label><\/p><p class=\"login-submit\">\n\t\t\t\t<input type=\"submit\" name=\"wp-submit\" id=\"wp-submit\" class=\"button button-primary\" value=\"Iniciar sess\u00e3o\" \/>\n\t\t\t\t<input type=\"hidden\" name=\"redirect_to\" value=\"https:\/\/www.eurocytology.eu\/pt-pt\/wp-json\/wp\/v2\/course\/6255\/\" \/>\n\t\t\t<\/p><\/form><p class=\"cbxwpbookmark-guest-register\">No account yet? <a href=\"https:\/\/www.eurocytology.eu\/pt-pt\/register\/?redirect_to=https%3A%2F%2Fwww.eurocytology.eu%2Fpt-pt%2Fwp-json%2Fwp%2Fv2%2Fcourse%2F6255%2F\">Register<\/a><\/p><\/div><\/div><\/div><p>\u00c8 o tumor que surge em um Adenoma pleom\u00f3rfico ou, teoricamente, pode come\u00e7ar como um Tumor maligno misto \u201cde novo\u201d. Este evento ocorre em 5 a 7% dos tumores mistos, geralmente depois de ter existido como tal durante mais de 15 -20 anos. As c\u00e9lulas s\u00e3o epiteliais malignas, as c\u00e9lulas mioepiteliais misturadas por vezes, com [&hellip;]<\/p>\n","protected":false},"featured_media":0,"parent":0,"menu_order":0,"template":"","meta":[],"tags":[],"course_area":[],"authors":[],"class_list":["post-6255","course","type-course","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Tumor misto maligno - Eurocytology<\/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:\/\/www.eurocytology.eu\/pt-pt\/course\/tumor-misto-maligno\/\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Tumor misto maligno - Eurocytology\" \/>\n<meta property=\"og:description\" content=\"\u00c8 o tumor que surge em um Adenoma pleom\u00f3rfico ou, teoricamente, pode come\u00e7ar como um Tumor maligno misto \u201cde novo\u201d. 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