{"id":6895,"date":"2026-05-04T16:12:20","date_gmt":"2026-05-04T13:12:20","guid":{"rendered":"https:\/\/wiki.dev.voka.io\/glossary\/intervalo-lucido\/"},"modified":"2026-06-01T13:04:26","modified_gmt":"2026-06-01T10:04:26","slug":"intervalo-lucido","status":"publish","type":"glossary_item","link":"https:\/\/wiki.dev.voka.io\/pt\/glossario\/intervalo-lucido\/","title":{"rendered":"Intervalo l\u00facido"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Intervalo l\u00facido (do latim <em>lucidus<\/em> \u2014 claro, l\u00facido e <em>intervallum<\/em> \u2014 pausa, intervalo) \u00e9 um fen\u00f4meno cl\u00ednico cl\u00e1ssico e extremamente enganoso, caracter\u00edstico de trauma cranioencef\u00e1lico grave. <\/p>\n\n<p class=\"wp-block-paragraph\">Ele representa um per\u00edodo de clareza tempor\u00e1ria, completa ou parcial da consci\u00eancia, ap\u00f3s sua perda inicial no momento do impacto, seguido por uma deteriora\u00e7\u00e3o catastr\u00f3fica do estado do paciente.<\/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 class=\"wp-block-paragraph\">Esse fen\u00f4meno \u00e9 mais t\u00edpico do hematoma epidural agudo (rompimento da art\u00e9ria men\u00edngea m\u00e9dia). A patog\u00eanese consiste em dois processos paralelos. No momento de um forte impacto na cabe\u00e7a, a pessoa sofre um dano inicial na forma\u00e7\u00e3o reticular, perdendo a consci\u00eancia instantaneamente.<\/p>\n\n<p class=\"wp-block-paragraph\">Passado um curto per\u00edodo, o paciente volta a si, se orienta no espa\u00e7o e sente-se relativamente bem. \u00c9 o in\u00edcio do intervalo l\u00facido. No entanto, ao mesmo tempo, o sangue continua vazando dos vasos danificados e formando um hematoma. O c\u00e9rebro por algum tempo compensa essa compress\u00e3o, diminuindo o volume do l\u00edquido cerebrospinal e do sangue venoso dentro do cr\u00e2nio.<\/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 class=\"wp-block-paragraph\">A dura\u00e7\u00e3o do intervalo l\u00facido pode variar de algumas dezenas de minutos at\u00e9 um dia. Seu principal perigo \u00e9 a subestima\u00e7\u00e3o da gravidade da les\u00e3o pelo paciente e por quem est\u00e1 \u00e0 sua volta. O lesionado muitas vezes se recusa a ser hospitalizado, acreditando que &#8220;foi apenas uma contus\u00e3o&#8221;.<\/p>\n\n<p class=\"wp-block-paragraph\">Assim que os espa\u00e7os de reserva do cr\u00e2nio se esgotam, a compensa\u00e7\u00e3o falha repentinamente. A press\u00e3o intracraniana aumenta exponencialmente. O paciente, em meio a uma consci\u00eancia clara, apresenta subitamente uma dor de cabe\u00e7a intensa, v\u00f4mitos repetidos, se torna agressivo, e em seguida entra em um profundo coma. A pupila dilata-se no lado do impacto e ocorre paralisia no lado oposto do corpo. A identifica\u00e7\u00e3o de um intervalo l\u00facido na hist\u00f3ria do paciente (relatado por testemunhas) \u00e9 um sinal absoluto para os m\u00e9dicos de emerg\u00eancia de aumento da press\u00e3o intracraniana devido a uma hemorragia intracraniana.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Intervalo l\u00facido (do latim <em>lucidus<\/em> \u2014 claro, l\u00facido e <em>intervallum<\/em> \u2014 pausa, intervalo) \u00e9 um fen\u00f4meno cl\u00ednico cl\u00e1ssico e extremamente enganoso, caracter\u00edstico de trauma cranioencef\u00e1lico grave. <\/p>\n","protected":false},"featured_media":0,"template":"","class_list":["post-6895","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>Intervalo l\u00facido: defini\u00e7\u00e3o m\u00e9dica e vis\u00e3o geral | Voka Wiki<\/title>\n<meta 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