{"id":1220,"date":"2025-10-30T11:38:55","date_gmt":"2025-10-30T08:38:55","guid":{"rendered":"https:\/\/wiki.voka.io\/glossary\/%d1%8d%d0%ba%d0%b7%d0%b5%d0%bc%d0%b0\/"},"modified":"2025-10-30T11:38:57","modified_gmt":"2025-10-30T08:38:57","slug":"eczema","status":"publish","type":"glossary_item","link":"https:\/\/wiki.voka.io\/pt\/glossario\/eczema\/","title":{"rendered":"Eczema"},"content":{"rendered":"\n<p>Eczema \u00e9 uma doen\u00e7a inflamat\u00f3ria cr\u00f4nica e recorrente da pele que n\u00e3o \u00e9 contagiosa. Ele \u00e9 caracterizado pelo aparecimento de erup\u00e7\u00e3o cut\u00e2nea com coceira, ressecamento, vermelhid\u00e3o e, em est\u00e1gios agudos, pela forma\u00e7\u00e3o de pequenas bolhas cheias de l\u00edquido (ves\u00edculas).<\/p>\n\n<p>O termo &#8220;eczema&#8221; \u00e9 frequentemente usado como sin\u00f4nimo de dermatite at\u00f3pica, a forma mais comum dessa doen\u00e7a. Uma combina\u00e7\u00e3o de predisposi\u00e7\u00e3o gen\u00e9tica \u00e0 disfun\u00e7\u00e3o da barreira cut\u00e2nea e disfun\u00e7\u00e3o do sistema imunol\u00f3gico desempenha um papel fundamental no desenvolvimento do eczema.<\/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>O eczema \u00e9 uma doen\u00e7a multifatorial. Baseia-se em uma combina\u00e7\u00e3o de fatores gen\u00e9ticos e externos. Muitos pacientes apresentam muta\u00e7\u00f5es no gene que codifica a filagrina, uma prote\u00edna necess\u00e1ria para manter a integridade do estrato c\u00f3rneo.<\/p>\n\n<p>Uma barreira cut\u00e2nea defeituosa torna-se perme\u00e1vel a al\u00e9rgenos e irritantes, desencadeando uma resposta imunol\u00f3gica anormal. O sistema imunol\u00f3gico responde a esses gatilhos com inflama\u00e7\u00e3o excessiva, o que causa os sintomas caracter\u00edsticos. As exacerba\u00e7\u00f5es podem ser causadas por al\u00e9rgenos alimentares, estresse, ar seco, contato com sab\u00e3o ou roupas sint\u00e9ticas.<\/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>Import\u00e2ncia cl\u00ednica<\/strong><\/h2>\n\n<p>O principal e mais doloroso sintoma do eczema \u00e9 a coceira intensa, que leva a arranh\u00f5es, danos \u00e0 pele e ao risco de infec\u00e7\u00e3o bacteriana secund\u00e1ria (na maioria das vezes por <em>Staphylococcus aureus<\/em>). O aparecimento da erup\u00e7\u00e3o cut\u00e2nea depende do est\u00e1gio do processo: desde bolhas exsudativas na fase aguda at\u00e9 pele espessada e \u00e1spera com textura de &#8220;casca&#8221; (liquenifica\u00e7\u00e3o) na fase cr\u00f4nica.<\/p>\n\n<p>O diagn\u00f3stico \u00e9 baseado nas manifesta\u00e7\u00f5es cl\u00ednicas e na anamnese. O tratamento do eczema \u00e9 abrangente e visa o controle dos sintomas.<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>Recupera\u00e7\u00e3o da barreira da pele.<\/strong> Base do tratamento. Uso regular de agentes hidratantes e emolientes.<\/li>\n\n\n\n<li><strong>Terapia anti-inflamat\u00f3ria.<\/strong> Durante as exacerba\u00e7\u00f5es, s\u00e3o utilizados glicocorticoides t\u00f3picos (locais) ou inibidores de calcineurina.<\/li>\n\n\n\n<li><strong>Controle da coceira.<\/strong> Prescri\u00e7\u00e3o de anti-histam\u00ednicos.<\/li>\n<\/ul>\n\n<p><strong>Exclus\u00e3o de gatilhos.<\/strong> Fatores que desencadeiam exacerba\u00e7\u00e3o devem ser evitados sempre que poss\u00edvel.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Eczema \u00e9 uma doen\u00e7a inflamat\u00f3ria cr\u00f4nica e recorrente da pele que n\u00e3o \u00e9 contagiosa. Ele \u00e9 caracterizado pelo aparecimento de erup\u00e7\u00e3o cut\u00e2nea com coceira, ressecamento, vermelhid\u00e3o e, em est\u00e1gios agudos, pela forma\u00e7\u00e3o de pequenas bolhas cheias de l\u00edquido (ves\u00edculas).<\/p>\n","protected":false},"featured_media":0,"template":"","class_list":["post-1220","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>Eczema: defini\u00e7\u00e3o m\u00e9dica e vis\u00e3o geral | Voka Wiki<\/title>\n<meta name=\"description\" content=\"Eczema \u00e9 uma doen\u00e7a inflamat\u00f3ria cr\u00f4nica e recorrente da pele que n\u00e3o \u00e9 contagiosa. Ele \u00e9 caracterizado pelo aparecimento de erup\u00e7\u00e3o cut\u00e2nea com coceira, ressecamento, vermelhid\u00e3o e, em est\u00e1gios agudos, pela forma\u00e7\u00e3o de pequenas bolhas cheias de l\u00edquido (ves\u00edculas).\" \/>\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\/eczema\/\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Eczema\" \/>\n<meta property=\"og:description\" content=\"Eczema \u00e9 uma doen\u00e7a inflamat\u00f3ria cr\u00f4nica e recorrente da pele que n\u00e3o \u00e9 contagiosa. 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