<div class="elementor-post__thumbnail elementor-fit-height imagem_injetada" style="margin-bottom:7px; display:none;"><img width="300" height="168" src="https://www.femama.org.br/site_old/_files/noticia/3372/5bb66eb5b5a15.jpg" class="attachment-medium size-medium" alt=""></div><div class="elementor-post__thumbnail elementor-fit-height imagem_injetada" style="margin-bottom:7px; display:none;"><img width="300" height="168" src="https://www.femama.org.br/site_old/_files/noticia/3372/5bb66eb5b5a15.jpg" class="attachment-medium size-medium" alt=""></div>{"id":20804,"date":"2016-10-05T00:00:00","date_gmt":"2016-10-05T03:00:00","guid":{"rendered":"https:\/\/femama.org.br\/site_novo\/blog-da-femama\/o-que-e-cancer-de-mama\/"},"modified":"2016-10-05T00:00:00","modified_gmt":"2016-10-05T03:00:00","slug":"o-que-e-cancer-de-mama","status":"publish","type":"post","link":"https:\/\/femama.org.br\/site\/blog-da-femama\/o-que-e-cancer-de-mama\/","title":{"rendered":"O que \u00e9 c\u00e2ncer de mama?"},"content":{"rendered":"<p>A doen&ccedil;a, de maneira geral, surge a partir de c&eacute;lulas que sofreram altera&ccedil;&otilde;es gen&eacute;ticas em seu DNA e come&ccedil;am a se proliferar de maneira acelerada e desordenada, formando um tumor. Quando o tumor &eacute; considerado maligno, o chamamos de c&acirc;ncer. Diferente das c&eacute;lulas sadias, que crescem, d&atilde;o origem a novas e morrem, as c&eacute;lulas doentes n&atilde;o morrem e nem d&atilde;o lugar a outras saud&aacute;veis, invadindo e prejudicando &oacute;rg&atilde;o e tecidos do corpo. O sistema imunol&oacute;gico tenta reagir e combater as c&eacute;lulas doentes, mas &eacute; ineficiente, dada a velocidade com que se multiplicam. O c&acirc;ncer de mama, portanto, se d&aacute; quando esse processo acontece na regi&atilde;o mam&aacute;ria.<\/p>\n<p>Cerca de 90% das altera&ccedil;&otilde;es gen&eacute;ticas que causam o c&acirc;ncer de mama podem ocorrer espontaneamente ao longo da vida e\/ou pela manuten&ccedil;&atilde;o de h&aacute;bitos que alimentam o risco de se ter a doen&ccedil;a. Os outros 10% s&atilde;o provocados por fatores heredit&aacute;rios. O c&acirc;ncer de mama &eacute; um dos tipos mais frequentes de c&acirc;ncer no Brasil, sendo prevalecente em mulheres (99% dos casos), mas tamb&eacute;m aparecendo em homens (cerca de 1% dos casos). O tumor pode ocorrer nas diferentes estruturas que comp&otilde;em a mama, s&atilde;o elas:<\/p>\n<ul>\n<li>L&oacute;bulos (estruturas produtoras de leite);<\/li>\n<li>Ductos (pequenos canais que ligam os l&oacute;bulos ao mamilo);<\/li>\n<li>Gordura;<\/li>\n<li>Tecido conjuntivo (tecido que liga, nutre, protege e sustenta outros tecidos);<\/li>\n<li>Vasos sangu&iacute;neos;<\/li>\n<li>Vasos linf&aacute;ticos.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>O c&acirc;ncer de mama &eacute; um dos tipos mais frequentes de c&acirc;ncer no Brasil, sendo prevalecente em mulheres (99% dos casos), mas tamb&eacute;m aparecendo em homens (cerca de 1% dos casos).&nbsp;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[22,24],"tags":[],"class_list":["post-20804","post","type-post","status-publish","format-standard","hentry","category-blog-da-femama","category-o-que-e-cancer-de-mama"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>O que \u00e9 c\u00e2ncer de mama? 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