{"id":7206,"date":"2026-06-01T13:04:08","date_gmt":"2026-06-01T10:04:08","guid":{"rendered":"https:\/\/wiki.voka.io\/glossary\/sindrome-bulbar\/"},"modified":"2026-06-25T12:13:50","modified_gmt":"2026-06-25T09:13:50","slug":"sindrome-bulbar","status":"publish","type":"glossary_item","link":"https:\/\/wiki.voka.io\/pt\/glossario\/sindrome-bulbar\/","title":{"rendered":"S\u00edndrome bulbar"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">O s\u00edndrome bulbar (do latim <em>bulbus<\/em> \u2014 bulbo) \u2014 \u00e9 uma condi\u00e7\u00e3o neurol\u00f3gica grave caracterizada por uma les\u00e3o focal na por\u00e7\u00e3o inferior do tronco encef\u00e1lico. <\/p>\n\n<p class=\"wp-block-paragraph\">A patologia desenvolve-se quando h\u00e1 danos nos n\u00facleos ou ra\u00edzes de tr\u00eas nervos cranianos: glossofar\u00edngeo, vago e hipoglosso.<\/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\">O bulbo raquidiano \u00e9 um centro vital que liga o c\u00e9rebro \u00e0 medula espinhal. Em traumatismos cranioencef\u00e1licos graves, seu dano raramente \u00e9 prim\u00e1rio. Na maioria das vezes, as estruturas do tronco sofrem secundariamente devido \u00e0 compress\u00e3o e esmagamento na grande abertura occipital do cr\u00e2nio durante o aumento do edema dos hemisf\u00e9rios (processo de hernia\u00e7\u00e3o).<\/p>\n\n<p class=\"wp-block-paragraph\">A compress\u00e3o ou isquemia dos n\u00facleos motores dos 9, 10 e 12 pares de nervos cranianos leva ao desenvolvimento de paralisia fl\u00e1cida (perif\u00e9rica) dos m\u00fasculos da faringe, laringe, palato mole e l\u00edngua. O processo patol\u00f3gico destr\u00f3i completamente o complexo ato reflexo de degluti\u00e7\u00e3o e forma\u00e7\u00e3o da voz.<\/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\">O s\u00edndrome manifesta-se com a tr\u00edade cl\u00e1ssica e extremamente perigosa de sintomas. Ocorrem disfagia (incapacidade total de engolir alimentos ou saliva), disartria (fala indistinta) e disfonia (rouquid\u00e3o ou perda de voz). O exame revela aus\u00eancia de reflexo far\u00edngeo e queda do palato mole.<\/p>\n\n<p class=\"wp-block-paragraph\">Essa condi\u00e7\u00e3o representa uma amea\u00e7a direta \u00e0 vida do paciente. Devido \u00e0 paralisia dos m\u00fasculos da faringe e da epiglote, a saliva e o alimento passam sem obst\u00e1culos para as vias respirat\u00f3rias (aspira\u00e7\u00e3o), o que inevitavelmente leva a asfixia ou ao desenvolvimento de uma pneumonia aspirativa severa. Al\u00e9m disso, pr\u00f3ximos a esses n\u00facleos est\u00e3o os centros respirat\u00f3rios e vasomotores, cuja compress\u00e3o provoca parada card\u00edaca e respirat\u00f3ria. Pacientes com este s\u00edndrome precisam imediatamente de ventila\u00e7\u00e3o mec\u00e2nica e alimenta\u00e7\u00e3o por sonda.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>O s\u00edndrome bulbar (do latim <em>bulbus<\/em> \u2014 bulbo) \u2014 \u00e9 uma condi\u00e7\u00e3o neurol\u00f3gica grave caracterizada por uma les\u00e3o focal na por\u00e7\u00e3o inferior do tronco encef\u00e1lico. <\/p>\n","protected":false},"featured_media":0,"template":"","class_list":["post-7206","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 v27.8) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>S\u00edndrome bulbar: defini\u00e7\u00e3o m\u00e9dica e vis\u00e3o geral | Voka Wiki<\/title>\n<meta name=\"description\" content=\"O s\u00edndrome bulbar (do latim bulbus \u2014 bulbo) \u2014 \u00e9 uma condi\u00e7\u00e3o neurol\u00f3gica grave caracterizada por 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