{"id":3847,"date":"2026-03-16T13:02:12","date_gmt":"2026-03-16T10:02:12","guid":{"rendered":"https:\/\/wiki.voka.io\/glossary\/lesao-em-chicote\/"},"modified":"2026-04-01T18:36:28","modified_gmt":"2026-04-01T15:36:28","slug":"lesao-em-chicote","status":"publish","type":"glossary_item","link":"https:\/\/wiki.voka.io\/pt\/glossary\/lesao-em-chicote\/","title":{"rendered":"Les\u00e3o em chicote"},"content":{"rendered":"\n<p>Les\u00e3o em chicote (do ingl\u00eas <em>whiplash<\/em> &#8211; golpe de chicote, onde <em>whip<\/em> &#8211; chicote e <em>lash<\/em> &#8211; golpe) \u00e9 uma les\u00e3o complexa e n\u00e3o estrutural dos tecidos moles da coluna cervical. <\/p>\n\n<p>A les\u00e3o ocorre devido a movimentos repentinos, for\u00e7ados e descontrolados da cabe\u00e7a, cuja biomec\u00e2nica se assemelha ao estalo de um chicote.<\/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 maioria absoluta dos casos est\u00e1 relacionada com colis\u00f5es automobil\u00edsticas, especialmente com colis\u00f5es traseiras. A in\u00e9rcia do corpo, rigidamente fixado pelo cinto de seguran\u00e7a, faz com que o tronco se mova para a frente junto com o assento. A cabe\u00e7a pesada inicialmente \u00e9 lan\u00e7ada para tr\u00e1s com acelera\u00e7\u00e3o e, em seguida, reflete para frente.<\/p>\n\n<p>Na primeira fase (hiperextens\u00e3o) ocorre um estiramento ou micro ruptura dos m\u00fasculos anteriores do pesco\u00e7o, al\u00e9m de les\u00f5es no ligamento longitudinal anterior e nas f\u00e1scias. Na segunda fase (flex\u00e3o brusca) s\u00e3o lesados os complexos ligamentares posteriores, as c\u00e1psulas das articula\u00e7\u00f5es intervertebrais e os m\u00fasculos occipitais. A estrutura dos pr\u00f3prios ossos geralmente n\u00e3o \u00e9 afetada.<\/p>\n\n<p>A gravidade cl\u00ednica \u00e9 determinada n\u00e3o apenas pelo dano mec\u00e2nico aos tecidos, mas tamb\u00e9m pela rea\u00e7\u00e3o aguda do sistema nervoso central \u00e0 impuls\u00e3o proprioceptiva patol\u00f3gica das c\u00e1psulas articulares danificadas.<\/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>Uma caracter\u00edstica trai\u00e7oeira da patologia \u00e9 a presen\u00e7a de um &#8220;intervalo l\u00facido&#8221; peculiar. No momento do acidente, o paciente pode n\u00e3o sentir dor devido \u00e0 poderosa libera\u00e7\u00e3o de adrenalina. No entanto, algumas horas depois, desenvolve-se um s\u00edndrome doloroso progressivo, causado por edema e inflama\u00e7\u00e3o ass\u00e9ptica.<\/p>\n\n<p>O quadro cl\u00ednico \u00e9 caracterizado por rigidez expressa do pesco\u00e7o, dor referida para a regi\u00e3o occipital e ombros, al\u00e9m de tontura e fadiga r\u00e1pida.<\/p>\n\n<p>O diagn\u00f3stico \u00e9 feito exclusivamente por exclus\u00e3o. Para confirmar o traumatismo cervical em chicote, o m\u00e9dico deve se certificar de que n\u00e3o h\u00e1 fraturas \u00f3sseas ou h\u00e9rnias de discos intervertebrais atrav\u00e9s de m\u00e9todos instrumentais. O principal problema \u00e9 o alto risco de a dor se tornar cr\u00f4nica.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Les\u00e3o em chicote (do ingl\u00eas <em>whiplash<\/em> &#8211; golpe de chicote, onde <em>whip<\/em> &#8211; chicote e <em>lash<\/em> &#8211; golpe) \u00e9 uma les\u00e3o complexa e n\u00e3o estrutural dos tecidos moles da coluna cervical. <\/p>\n","protected":false},"featured_media":0,"template":"","class_list":["post-3847","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>Les\u00e3o em chicote: defini\u00e7\u00e3o m\u00e9dica e vis\u00e3o geral | Voka Wiki<\/title>\n<meta name=\"description\" content=\"Les\u00e3o em chicote (do ingl\u00eas whiplash - golpe de chicote, onde whip - chicote e lash - golpe) \u00e9 uma les\u00e3o complexa e n\u00e3o estrutural dos tecidos moles da coluna cervical.\" \/>\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\/glossary\/lesao-em-chicote\/\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Les\u00e3o em chicote\" \/>\n<meta property=\"og:description\" content=\"Les\u00e3o em chicote (do ingl\u00eas whiplash - 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