{"id":3497,"date":"2026-02-26T16:53:18","date_gmt":"2026-02-26T13:53:18","guid":{"rendered":"https:\/\/wiki.voka.io\/glossary\/necrose-caseosa\/"},"modified":"2026-02-26T16:53:24","modified_gmt":"2026-02-26T13:53:24","slug":"necrose-caseosa","status":"publish","type":"glossary_item","link":"https:\/\/wiki.voka.io\/pt\/glossario\/necrose-caseosa\/","title":{"rendered":"Necrose caseosa"},"content":{"rendered":"\n<p>A necrose caseosa (do latim <em>caseus<\/em> &#8211; queijo) \u00e9 um tipo espec\u00edfico de necrose de coagula\u00e7\u00e3o dos tecidos, carater\u00edstica da inflama\u00e7\u00e3o granulomatosa cr\u00f3nica, principalmente de etiologia tuberculosa. <\/p>\n\n<p>Neste processo, o tecido morto transforma-se numa massa seca, desintegrada e sem estrutura, de cor branco-amarelada.<\/p>\n\n<h2 class=\"wp-block-heading\" id=\"h-&#x44D;&#x442;&#x438;&#x43E;&#x43B;&#x43E;&#x433;&#x438;&#x44F;-&#x438;-&#x43F;&#x430;&#x442;&#x43E;&#x444;&#x438;&#x437;&#x438;&#x43E;&#x43B;&#x43E;&#x433;&#x438;&#x44F;\"><strong>Etiologia e fisiopatologia<\/strong><\/h2>\n\n<p>A necrose desenvolve-se no centro do granuloma tuberculoso. O mecanismo da sua forma\u00e7\u00e3o est\u00e1 associado a uma rea\u00e7\u00e3o de hipersensibilidade de tipo retardado (tipo IV). A fra\u00e7\u00e3o lip\u00eddica t\u00f3xica da parede celular micobacteriana e as enzimas lisossomais dos macr\u00f3fagos activados causam a destrui\u00e7\u00e3o completa do tecido.    <\/p>\n\n<p>Histologicamente, a necrose caseosa \u00e9 um detrito amorfo eosinof\u00edlico com perda completa da estrutura celular, dos n\u00facleos e da arquitetura do tecido (&#8220;cemit\u00e9rio de c\u00e9lulas mortas&#8221;). \u00c0 volta da zona de necrose, forma-se um eixo de c\u00e9lulas epiteli\u00f3ides e c\u00e9lulas gigantes multinucleadas de Pirogov-Langhans. <\/p>\n\n<h2 class=\"wp-block-heading\" id=\"h-&#x43A;&#x43B;&#x438;&#x43D;&#x438;&#x447;&#x435;&#x441;&#x43A;&#x43E;&#x435;-&#x437;&#x43D;&#x430;&#x447;&#x435;&#x43D;&#x438;&#x435;\"><strong>Significado cl\u00ednico<\/strong><\/h2>\n\n<p>A verifica\u00e7\u00e3o histol\u00f3gica de necrose caseosa na biopsia do endom\u00e9trio, da trompa de Fal\u00f3pio ou do ov\u00e1rio \u00e9 um crit\u00e9rio absoluto e indiscut\u00edvel para o diagn\u00f3stico de <strong>tuberculose genital<\/strong>. Isto permite uma diferencia\u00e7\u00e3o fi\u00e1vel da tuberculose de outras doen\u00e7as granulomatosas, como a sarcoidose (em que os granulomas n\u00e3o s\u00e3o caseosos) ou a doen\u00e7a de Crohn. <\/p>\n","protected":false},"excerpt":{"rendered":"<p>A necrose caseosa (do latim <em>caseus<\/em> &#8211; queijo) \u00e9 um tipo espec\u00edfico de necrose de coagula\u00e7\u00e3o dos tecidos, carater\u00edstica da inflama\u00e7\u00e3o granulomatosa cr\u00f3nica, principalmente de etiologia tuberculosa. <\/p>\n","protected":false},"featured_media":0,"template":"","class_list":["post-3497","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>Necrose caseosa: defini\u00e7\u00e3o m\u00e9dica e vis\u00e3o geral | Voka Wiki<\/title>\n<meta name=\"description\" content=\"A necrose caseosa (do latim caseus - queijo) \u00e9 um tipo espec\u00edfico de necrose de coagula\u00e7\u00e3o dos tecidos, carater\u00edstica da inflama\u00e7\u00e3o granulomatosa cr\u00f3nica, principalmente de etiologia tuberculosa.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/wiki.voka.io\/pt\/glossario\/necrose-caseosa\/\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Necrose caseosa\" \/>\n<meta property=\"og:description\" content=\"A necrose caseosa (do latim caseus - 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