{"id":1963,"date":"2025-12-11T15:07:30","date_gmt":"2025-12-11T12:07:30","guid":{"rendered":"https:\/\/wiki.dev.voka.io\/glossary\/vegetacao\/"},"modified":"2025-12-11T15:07:43","modified_gmt":"2025-12-11T12:07:43","slug":"vegetacao","status":"publish","type":"glossary_item","link":"https:\/\/wiki.dev.voka.io\/pt\/glossario\/vegetacao\/","title":{"rendered":"Vegeta\u00e7\u00f5es"},"content":{"rendered":"\n<p>Vegeta\u00e7\u00f5es (do latim <em>vegetatio<\/em> \u2014 revitaliza\u00e7\u00e3o, crescimento) \u00e9 um termo patol\u00f3gico geral para crescimentos anormais, frequentemente vilosos ou papilares, que se projetam acima da superf\u00edcie da pele ou da mucosa.<\/p>\n\n<p>\u00c9 crucial entender esse termo deve ser entendido como puramente descritivo. O significado espec\u00edfico, a composi\u00e7\u00e3o celular, a causa e a import\u00e2ncia cl\u00ednica das vegeta\u00e7\u00f5es variam drasticamente dependendo da sua localiza\u00e7\u00e3o e do contexto. O termo \u00e9 de suma import\u00e2ncia em cardiologia (na endocardite), dermatovenereologia (na infec\u00e7\u00e3o por HPV) e otorrinolaringologia (vegeta\u00e7\u00f5es adenoides).<\/p>\n\n<h2 class=\"wp-block-heading\" id=\"h-&#x432;&#x435;&#x433;&#x435;&#x442;&#x430;&#x446;&#x438;&#x438;-&#x432;-&#x43A;&#x430;&#x440;&#x434;&#x438;&#x43E;&#x43B;&#x43E;&#x433;&#x438;&#x438;-&#x44D;&#x43D;&#x434;&#x43E;&#x43A;&#x430;&#x440;&#x434;&#x438;&#x442;\"><strong>Vegeta\u00e7\u00f5es em cardiologia (endocardite)<\/strong><\/h2>\n\n<p>Em cardiologia, as vegeta\u00e7\u00f5es s\u00e3o massas de consist\u00eancia mole aderidas \u00e0s v\u00e1lvas card\u00edacas ou ao endoc\u00e1rdio, sendo o principal sinal de <strong>endocardite infecciosa<\/strong>.<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>Composi\u00e7\u00e3o:<\/strong> S\u00e3o um conglomerado de fibrina, plaquetas, c\u00e9lulas inflamat\u00f3rias e col\u00f4nias de microrganismos.<\/li>\n\n\n\n<li><strong>Fisiopatologia:<\/strong> Formam-se na superf\u00edcie da v\u00e1lva danificada, onde os micr\u00f3bios se alojam durante a bacteremia. A matriz de fibrina rica em plaquetas protege as bact\u00e9rias do sistema imunol\u00f3gico, mantendo a infec\u00e7\u00e3o.<\/li>\n\n\n\n<li><strong>Import\u00e2ncia cl\u00ednica:<\/strong> Representam um risco fatal devido ao risco de <strong>embolia<\/strong> (desprendimento de fragmentos que pode levar ao acidente vascular cerebral ou ao infarto de outros \u00f3rg\u00e3os) e <strong>destrui\u00e7\u00e3o valvar<\/strong> que pode resultar na insufici\u00eancia card\u00edaca aguda. O diagn\u00f3stico \u00e9 feito por meio de ecocardiografia (ultrassom do cora\u00e7\u00e3o).<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\" id=\"h-&#x432;&#x435;&#x433;&#x435;&#x442;&#x430;&#x446;&#x438;&#x438;-&#x432;-&#x434;&#x435;&#x440;&#x43C;&#x430;&#x442;&#x43E;&#x432;&#x435;&#x43D;&#x435;&#x440;&#x43E;&#x43B;&#x43E;&#x433;&#x438;&#x438;-&#x430;&#x43D;&#x43E;&#x433;&#x435;&#x43D;&#x438;&#x442;&#x430;&#x43B;&#x44C;&#x43D;&#x44B;&#x435;-&#x431;&#x43E;&#x440;&#x43E;&#x434;&#x430;&#x432;&#x43A;&#x438;\"><strong>Vegeta\u00e7\u00f5es em dermatovenereologia (verrugas genitais)<\/strong><\/h2>\n\n<p>Neste contexto, o termo &#8220;vegeta\u00e7\u00f5es&#8221; \u00e9 sin\u00f4nimo de condilomas acuminados (verrugas genitais).<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>Etiologia:<\/strong> S\u00e3o causadas por tipos de papilomav\u00edrus humano <strong>(HPV)<\/strong> de baixa oncogenicidade, na maioria dos casos pelos tipos 6 e 11.<\/li>\n\n\n\n<li><strong>Fisiopatologia:<\/strong> O v\u00edrus causa prolifera\u00e7\u00e3o excessiva de c\u00e9lulas epiteliais, resultando no aparecimento de crescimentos papilares caracter\u00edsticos de cor-de-rosa ou de cor da pele, com aspecto de &#8220;couve-flor&#8221;.<\/li>\n\n\n\n<li><strong>Import\u00e2ncia cl\u00ednica:<\/strong> S\u00e3o uma infec\u00e7\u00e3o sexualmente transmiss\u00edvel comum. Localizam-se na pele e na mucosa dos \u00f3rg\u00e3os genitais externos e da regi\u00e3o perianal. N\u00e3o s\u00e3o uma condi\u00e7\u00e3o pr\u00e9-cancerosa, mas causam desconforto f\u00edsico e psicol\u00f3gico significativo, requerendo tratamento (remo\u00e7\u00e3o).<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\" id=\"h-&#x432;&#x435;&#x433;&#x435;&#x442;&#x430;&#x446;&#x438;&#x438;-&#x432;-&#x43E;&#x442;&#x43E;&#x440;&#x438;&#x43D;&#x43E;&#x43B;&#x430;&#x440;&#x438;&#x43D;&#x433;&#x43E;&#x43B;&#x43E;&#x433;&#x438;&#x438;-&#x430;&#x434;&#x435;&#x43D;&#x43E;&#x438;&#x434;&#x44B;\"><strong>Vegeta\u00e7\u00f5es em otorrinolaringologia (adenoides)<\/strong><\/h2>\n\n<p>O termo <strong>&#8220;vegeta\u00e7\u00f5es adenoides&#8221;<\/strong> (ou simplesmente adenoides) \u00e9 usado para descrever am\u00edgdalas far\u00edngeas patologicamente aumentadas (hipertr\u00f3ficas).<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>Etiologia:<\/strong> A hipertrofia  ocorre como resultado da inflama\u00e7\u00e3o cr\u00f4nica e da estimula\u00e7\u00e3o imunol\u00f3gica, sendo mais comum em crian\u00e7as em idade pr\u00e9-escolar e escolar.<\/li>\n\n\n\n<li><strong>Fisiopatologia:<\/strong> Prolifera\u00e7\u00e3o de tecido linfoide normal localizado no f\u00f3rnice da nasofaringe.<\/li>\n\n\n\n<li><strong>Import\u00e2ncia cl\u00ednica:<\/strong> Adenoides aumentadas obstruem as vias a\u00e9reas na nasofaringe e os \u00f3stios das tubas auditivas, levando \u00e0 dificuldade para respirar pelo nariz, ao ronco, ao s\u00edndrome da apneia obstrutiva do sono e \u00e0 otite m\u00e9dia recorrente.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\" id=\"h-&#x434;&#x438;&#x430;&#x433;&#x43D;&#x43E;&#x441;&#x442;&#x438;&#x43A;&#x430;-&#x438;-&#x434;&#x438;&#x444;&#x444;&#x435;&#x440;&#x435;&#x43D;&#x446;&#x438;&#x430;&#x43B;&#x44C;&#x43D;&#x43E;&#x435;-&#x437;&#x43D;&#x430;&#x447;&#x435;&#x43D;&#x438;&#x435;\"><strong>Diagn\u00f3stico e aspecto diferencial<\/strong><\/h2>\n\n<p>A abordagem diagn\u00f3stica depende inteiramente da localiza\u00e7\u00e3o. O diagn\u00f3stico das vegeta\u00e7\u00f5es card\u00edacas se baseia em na ecocardiografia e na hemocultura; o diagn\u00f3stico das vegeta\u00e7\u00f5es anogenitais se baseia no exame visual; e o diagn\u00f3stico das  vegeta\u00e7\u00f5es adenoides se baseia na nasofaringoscopia. Assim, embora o nome comum descreva uma apar\u00eancia semelhante (&#8220;crescimento&#8221;), as vegeta\u00e7\u00f5es na endocardite, na infec\u00e7\u00e3o por HPV e nas adenoides s\u00e3o tr\u00eas processos patol\u00f3gicos completamente diferentes em sua natureza, estrutura, causas e consequ\u00eancias.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Vegeta\u00e7\u00f5es (do latim vegetatio \u2014 revitaliza\u00e7\u00e3o, crescimento) \u00e9 um termo patol\u00f3gico geral para crescimentos anormais, frequentemente vilosos ou papilares, que se projetam acima da superf\u00edcie da pele ou da mucosa.<\/p>\n","protected":false},"featured_media":0,"template":"","class_list":["post-1963","glossary_item","type-glossary_item","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v25.0 (Yoast SEO v26.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Vegeta\u00e7\u00f5es: defini\u00e7\u00e3o m\u00e9dica e vis\u00e3o 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