{"id":323026,"date":"2021-08-25T08:14:52","date_gmt":"2021-08-25T08:14:52","guid":{"rendered":"https:\/\/vithas.es\/prueba-diagnostica\/potenciales-evocados-visuales-pev\/"},"modified":"2025-11-10T12:11:12","modified_gmt":"2025-11-10T11:11:12","slug":"potencials-evocats-visuals-pev","status":"publish","type":"diagnosticprocedure","link":"https:\/\/vithas.es\/ca\/prueba-diagnostica\/potencials-evocats-visuals-pev\/","title":{"rendered":"Potencials Evocats Visuals (PEV)"},"template":"","diagnosticproceduretype":[2232],"class_list":["post-323026","diagnosticprocedure","type-diagnosticprocedure","status-publish","hentry"],"wpml_translations":{"ca":{"id":"323026","slug":"potencials-evocats-visuals-pev","lang":"ca"},"es":{"id":"674","slug":"potenciales-evocados-visuales-pev","lang":"es"}},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.0 (Yoast SEO v27.0) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Potencials Evocats Visuals (PEV) : que es y para que sirve - Vithas<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/vithas.es\/ca\/prueba-diagnostica\/potencials-evocats-visuals-pev\/\" \/>\n<meta property=\"og:locale\" content=\"ca_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Potencials Evocats Visuals (PEV)\" \/>\n<meta property=\"og:url\" content=\"https:\/\/vithas.es\/ca\/prueba-diagnostica\/potencials-evocats-visuals-pev\/\" \/>\n<meta property=\"og:site_name\" content=\"Vithas\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/es-es.facebook.com\/HospitalesVithas\/\" \/>\n<meta property=\"article:modified_time\" content=\"2025-11-10T11:11:12+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/vithas.es\/wp-content\/uploads\/2021\/12\/life_Claim.png\" \/>\n\t<meta property=\"og:image:width\" content=\"1501\" \/>\n\t<meta property=\"og:image:height\" content=\"480\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:site\" content=\"@Vithas\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/vithas.es\/ca\/prueba-diagnostica\/potencials-evocats-visuals-pev\/\",\"url\":\"https:\/\/vithas.es\/ca\/prueba-diagnostica\/potencials-evocats-visuals-pev\/\",\"name\":\"Potencials Evocats Visuals (PEV) : que es y para que sirve - 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S\u00f3n molt sensibles per avaluar l?afectaci\u00f3 dels nervis \u00f2ptics. Tamb\u00e9 avaluen la funci\u00f3 visual en persones que no col\u00b7laboren (nens petits, par\u00e0lisi cerebral, pacients en coma), per tant, proporcionen una valoraci\u00f3 objectiva de les possibles alteracions de les vies visuals.<\/p>\r\n<h2>Com m'he de preparar?<\/h2>\r\n<p>Abans d'acudir a la teva cita per fer-se uns P.E.V.:<\/p>\r\n<ul>\r\n<li>Cal rentar-se els cabells, per\u00f2 no utilitzar fixador, laca o similars.<\/li>\r\n<li>Has de portar les ulleres.<\/li>\r\n<li>Continua prenent els tractaments que tens prescrits.<\/li>\r\n<li>No cal venir en dej\u00fa.<\/li>\r\n<\/ul>\r\n<h2>Com es realitza la prova?<\/h2>\r\n<ul>\r\n<li>L'estudi de potencials evocats dura d'1 a 2 hores i es realitza a la Unitat de Neurofisiologia, sense necessitat d'ingr\u00e9s.<\/li>\r\n<li>El pacient s'haur\u00e0 de recostar en un llit o una butaca c\u00f2mode. i es col\u00b7locar\u00e0 una s\u00e8rie d'el\u00e8ctrodes enganxats a la pell amb un gel; al cuir cabellut tamb\u00e9 utilitzaran un gel, per\u00f2 els el\u00e8ctrodes se solen posar acoblats en una gorra perqu\u00e8 la seva col\u00b7locaci\u00f3 sigui m\u00e9s f\u00e0cil.<\/li>\r\n<li>Un cop col\u00b7locats tots els el\u00e8ctrodes se t'estimular\u00e0 visualment amb diferents elements (taulers d'escacs, parapadejos lum\u00ednics, etc). Durant tot aquest temps el t\u00e8cnic, que est\u00e0 fent la prova et donar\u00e0 ordres senzilles, com que tanquis els ulls o que respiris profundament.<\/li>\r\n<li>Una vegada finalitzada la prova es retiraran els el\u00e8ctrodes un a un. Es netejar\u00e0 de nou la zona per retirar el gel, encara que despr\u00e9s a casa haur\u00e0s de netejar-te millor i rentar-te els cabells.<\/li>\r\n<\/ul>\r\n<h2>Qu\u00e8 se sent?<\/h2>\r\n<ul>\r\n<li>La prova \u00e9s totalment indolora.<\/li>\r\n<li>Pots sentir alguna mol\u00e8stia en la col\u00b7locaci\u00f3 del gel o els el\u00e8ctrodes.<\/li>\r\n<\/ul>\r\n<h2>Recuperaci\u00f3<\/h2>\r\n<p>No necessita recuperaci\u00f3. Despr\u00e9s de la prova podr\u00e0s tornar a fer la teva vida normal.<\/p>\r\n<h2>Quins riscos hi ha?<\/h2>\r\n<ul>\r\n<li>L'estudi de potencials evocats \u00e9s una prova molt poc invasiva i no sol suposar cap risc per a les persones que la fan.<\/li>\r\n<li>L'estudi de potencials evocats visuals s'ha de fer amb cautela en persones que hagin patit atacs epil\u00e8ptics previs<\/li>\r\n<\/ul>","vth_diagnostic_procedure_location":[]},"_links":{"self":[{"href":"https:\/\/vithas.es\/ca\/wp-json\/wp\/v2\/diagnosticprocedure\/323026","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vithas.es\/ca\/wp-json\/wp\/v2\/diagnosticprocedure"}],"about":[{"href":"https:\/\/vithas.es\/ca\/wp-json\/wp\/v2\/types\/diagnosticprocedure"}],"version-history":[{"count":1,"href":"https:\/\/vithas.es\/ca\/wp-json\/wp\/v2\/diagnosticprocedure\/323026\/revisions"}],"predecessor-version":[{"id":323027,"href":"https:\/\/vithas.es\/ca\/wp-json\/wp\/v2\/diagnosticprocedure\/323026\/revisions\/323027"}],"wp:attachment":[{"href":"https:\/\/vithas.es\/ca\/wp-json\/wp\/v2\/media?parent=323026"}],"wp:term":[{"taxonomy":"diagnosticproceduretype","embeddable":true,"href":"https:\/\/vithas.es\/ca\/wp-json\/wp\/v2\/diagnosticproceduretype?post=323026"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}