{"id":323024,"date":"2021-08-25T08:14:52","date_gmt":"2021-08-25T08:14:52","guid":{"rendered":"https:\/\/vithas.es\/prueba-diagnostica\/potenciales-evocados-somatosensoriales-pess\/"},"modified":"2025-11-10T12:04:37","modified_gmt":"2025-11-10T11:04:37","slug":"potencials-evocats-somatosensorials-pess","status":"publish","type":"diagnosticprocedure","link":"https:\/\/vithas.es\/ca\/prueba-diagnostica\/potencials-evocats-somatosensorials-pess\/","title":{"rendered":"Potencials Evocats Somatosensorials (PESS)"},"template":"","diagnosticproceduretype":[2232],"class_list":["post-323024","diagnosticprocedure","type-diagnosticprocedure","status-publish","hentry"],"wpml_translations":{"ca":{"id":"323024","slug":"potencials-evocats-somatosensorials-pess","lang":"ca"},"es":{"id":"673","slug":"potenciales-evocados-somatosensoriales-pess","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 Somatosensorials (PESS) : 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-somatosensorials-pess\/\" \/>\n<meta property=\"og:locale\" content=\"ca_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Potencials Evocats Somatosensorials (PESS)\" \/>\n<meta property=\"og:url\" content=\"https:\/\/vithas.es\/ca\/prueba-diagnostica\/potencials-evocats-somatosensorials-pess\/\" \/>\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=\"2025-11-10T11:04:37+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-somatosensorials-pess\/\",\"url\":\"https:\/\/vithas.es\/ca\/prueba-diagnostica\/potencials-evocats-somatosensorials-pess\/\",\"name\":\"Potencials Evocats Somatosensorials (PESS) : que es y para que sirve - Vithas\",\"isPartOf\":{\"@id\":\"https:\/\/vithas.es\/#website\"},\"datePublished\":\"2021-08-25T08:14:52+00:00\",\"dateModified\":\"2025-11-10T11:04:37+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/vithas.es\/ca\/prueba-diagnostica\/potencials-evocats-somatosensorials-pess\/#breadcrumb\"},\"inLanguage\":\"ca\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/vithas.es\/ca\/prueba-diagnostica\/potencials-evocats-somatosensorials-pess\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/vithas.es\/ca\/prueba-diagnostica\/potencials-evocats-somatosensorials-pess\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Hospitales Vithas\",\"item\":\"https:\/\/vithas.es\/ca\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Potencials Evocats Somatosensorials (PESS)\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/vithas.es\/#website\",\"url\":\"https:\/\/vithas.es\/\",\"name\":\"Vithas\",\"description\":\"Vivir para cuidarte\",\"publisher\":{\"@id\":\"https:\/\/vithas.es\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/vithas.es\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"ca\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/vithas.es\/#organization\",\"name\":\"Vithas\",\"url\":\"https:\/\/vithas.es\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"ca\",\"@id\":\"https:\/\/vithas.es\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/vithas.es\/wp-content\/uploads\/2021\/07\/vithas-beat-horizontal.svg\",\"contentUrl\":\"https:\/\/vithas.es\/wp-content\/uploads\/2021\/07\/vithas-beat-horizontal.svg\",\"width\":406,\"height\":84,\"caption\":\"Vithas\"},\"image\":{\"@id\":\"https:\/\/vithas.es\/#\/schema\/logo\/image\/\"},\"sameAs\":[\"https:\/\/es-es.facebook.com\/HospitalesVithas\/\",\"https:\/\/x.com\/Vithas\",\"https:\/\/www.instagram.com\/vithas_hospitales\/\",\"https:\/\/www.linkedin.com\/company\/vithas-hospital\/\",\"https:\/\/www.youtube.com\/channel\/UC4Dc3WWg5HzldDibyzFpw2Q\"]}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"Potencials Evocats Somatosensorials (PESS) : que es y para que sirve - Vithas","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/vithas.es\/ca\/prueba-diagnostica\/potencials-evocats-somatosensorials-pess\/","og_locale":"ca_ES","og_type":"article","og_title":"Potencials Evocats Somatosensorials (PESS)","og_url":"https:\/\/vithas.es\/ca\/prueba-diagnostica\/potencials-evocats-somatosensorials-pess\/","og_site_name":"Vithas","article_publisher":"https:\/\/es-es.facebook.com\/HospitalesVithas\/","article_modified_time":"2025-11-10T11:04:37+00:00","og_image":[{"width":1501,"height":480,"url":"https:\/\/vithas.es\/wp-content\/uploads\/2021\/12\/life_Claim.png","type":"image\/png"}],"twitter_card":"summary_large_image","twitter_site":"@Vithas","schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/vithas.es\/ca\/prueba-diagnostica\/potencials-evocats-somatosensorials-pess\/","url":"https:\/\/vithas.es\/ca\/prueba-diagnostica\/potencials-evocats-somatosensorials-pess\/","name":"Potencials Evocats Somatosensorials (PESS) : que es y para que sirve - Vithas","isPartOf":{"@id":"https:\/\/vithas.es\/#website"},"datePublished":"2021-08-25T08:14:52+00:00","dateModified":"2025-11-10T11:04:37+00:00","breadcrumb":{"@id":"https:\/\/vithas.es\/ca\/prueba-diagnostica\/potencials-evocats-somatosensorials-pess\/#breadcrumb"},"inLanguage":"ca","potentialAction":[{"@type":"ReadAction","target":["https:\/\/vithas.es\/ca\/prueba-diagnostica\/potencials-evocats-somatosensorials-pess\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/vithas.es\/ca\/prueba-diagnostica\/potencials-evocats-somatosensorials-pess\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Hospitales Vithas","item":"https:\/\/vithas.es\/ca\/"},{"@type":"ListItem","position":2,"name":"Potencials Evocats Somatosensorials (PESS)"}]},{"@type":"WebSite","@id":"https:\/\/vithas.es\/#website","url":"https:\/\/vithas.es\/","name":"Vithas","description":"Vivir para cuidarte","publisher":{"@id":"https:\/\/vithas.es\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/vithas.es\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"ca"},{"@type":"Organization","@id":"https:\/\/vithas.es\/#organization","name":"Vithas","url":"https:\/\/vithas.es\/","logo":{"@type":"ImageObject","inLanguage":"ca","@id":"https:\/\/vithas.es\/#\/schema\/logo\/image\/","url":"https:\/\/vithas.es\/wp-content\/uploads\/2021\/07\/vithas-beat-horizontal.svg","contentUrl":"https:\/\/vithas.es\/wp-content\/uploads\/2021\/07\/vithas-beat-horizontal.svg","width":406,"height":84,"caption":"Vithas"},"image":{"@id":"https:\/\/vithas.es\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/es-es.facebook.com\/HospitalesVithas\/","https:\/\/x.com\/Vithas","https:\/\/www.instagram.com\/vithas_hospitales\/","https:\/\/www.linkedin.com\/company\/vithas-hospital\/","https:\/\/www.youtube.com\/channel\/UC4Dc3WWg5HzldDibyzFpw2Q"]}]}},"meta_box":{"vth_type":[{"term_id":2232,"name":"Proves neurofisiol\u00f2giques","slug":"proves-neurofisiologiques","term_group":0,"term_taxonomy_id":2232,"taxonomy":"diagnosticproceduretype","description":"","parent":0,"count":12,"filter":"raw"}],"vth_duration":"Entre 1 i 2 hores","vth_accompanied":"No","vth_image":[],"vth_tuotempo":"","vth_kentico_id":"181","vth_description":"<h2>Qu\u00e8 s\u00f3n els potencials evocats somest\u00e8sics o somatosensorials?<\/h2>\r\n\r\n<p>Els potencials evocats somest\u00e8sics o somatosensorials examinen les vies sensitives des del nervi perif\u00e8ric fins a l'escor\u00e7a, permetent localitzar el nivell d'afectaci\u00f3 al llarg de les mateixes i complementant l'electromiografia - electroneurografia.<\/p>\r\n\r\n<h2>Per qu\u00e8 serveixen els Potencials Evocats Somatosensorials?<\/h2>\r\n\r\n<p>S\u00f3n molt \u00fatils en l'avaluaci\u00f3 de l'esclerosi m\u00faltiple i les malalties de la part posterior de la medul\u00b7la espinal. S\u00f3n tamb\u00e9 molt utilitzats per a monitoritzaci\u00f3 neurofisiol\u00f2gica intraoperat\u00f2ria.<\/p>\r\n\r\n<h2>Com m'he de preparar?<\/h2>\r\n\r\n<ul>\r\n<li>Et recomanaran haver dormit poc la nit anterior, excepte si es tracta d'una prova de potencials evocats visuals, cas en qu\u00e8 has d'arribar ben descansat.<\/li>\r\n<li>Evita les begudes amb cafe\u00efna el dia abans de la prova.<\/li>\r\n<li>No et posis cremes ni locions el dia de la prova a la zona del cos que et vagin a estudiar, tampoc laca, m\u00e0scares o gomina als cabells.<\/li>\r\n<li>No cal romandre en dej\u00fa abans de la prova ni despr\u00e9s.<\/li>\r\n<li>No cal prendre medicaci\u00f3 pr\u00e8via.<\/li>\r\n<li>No cal venir acompanyat.<\/li>\r\n<\/ul>\r\n\r\n<h2>Com es realitza la prova?<\/h2>\r\n\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 us estimular\u00e0 per diferents vies, segons l'\u00f2rgan sensorial a estudiar, i notar\u00e0s petites desc\u00e0rregues el\u00e8ctriques, molt poc molestes, a les zones de la pell que s'han d'estudiar. 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 tornar\u00e0 a netejar la zona per retirar el gel.<\/li>\r\n<\/ul>\r\n\r\n<h2>Qu\u00e8 se sent?<\/h2>\r\n\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<li>Notar\u00e0s unes lleugeres rampes (sensaci\u00f3 de formigueig) a causa dels est\u00edmuls (corrents) el\u00e8ctrics que se li aplicaran.<\/li>\r\n<\/ul>\r\n\r\n<h2>Recuperaci\u00f3<\/h2>\r\n\r\n<ul>\r\n<li>No necessita recuperaci\u00f3. Despr\u00e9s de la prova podr\u00e0s tornar a fer la teva vida normal.<\/li>\r\n<\/ul>\r\n\r\n<h2>Quins riscos hi ha?<\/h2>\r\n\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\/323024","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\/323024\/revisions"}],"predecessor-version":[{"id":323025,"href":"https:\/\/vithas.es\/ca\/wp-json\/wp\/v2\/diagnosticprocedure\/323024\/revisions\/323025"}],"wp:attachment":[{"href":"https:\/\/vithas.es\/ca\/wp-json\/wp\/v2\/media?parent=323024"}],"wp:term":[{"taxonomy":"diagnosticproceduretype","embeddable":true,"href":"https:\/\/vithas.es\/ca\/wp-json\/wp\/v2\/diagnosticproceduretype?post=323024"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}