{"id":54451,"date":"2006-06-09T00:00:00","date_gmt":"2006-06-09T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/millora-de-la-diagnosi-no-invasiva-dels-tumors-cerebrals-humans\/"},"modified":"2006-06-09T00:00:00","modified_gmt":"2006-06-09T00:00:00","slug":"millora-de-la-diagnosi-no-invasiva-dels-tumors-cerebrals-humans","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-medicas\/millora-de-la-diagnosi-no-invasiva-dels-tumors-cerebrals-humans\/","title":{"rendered":"Millora de la diagnosi no invasiva dels tumors cerebrals humans"},"content":{"rendered":"<h2>Tesis doctoral de <strong> M\u00aa Margarita Juli\u00e1 Sap\u00e9 <\/strong><\/h2>\n<p>Objetivo: mejorar la caracterizaci\u00f3n no invasiva de los tumores cerebrales por medio de la t\u00e9cnica de la espectroscop\u00eda de resonancia magn\u00e9tica de prot\u00f3n. Para alcanzar este objetivo, se realizaron tres estudios, con los siguientes objetivos: estudio 1) generar una base de datos accesible por internet, que contenga datos cl\u00ednicos y espectrosc\u00f3picos completamente validados de pacientes afectados por tumores cerebrales. Estudio 2) determinar la influencia del tiempo de eco utilizado en la adquisici\u00f3n en la posterior calsificaci\u00f3n de los espectros de tumores cerebrales humanos. Para ello se compar\u00f3 el acierto obtenido en la clasificaci\u00f3n tumoral utilizando dos tiempos de eco diferentes (30 ms y 136 ms). Estudio 3) estimar el acierto en la interpretaci\u00f3n de las im\u00e1genes de resonancia para la clasificaci\u00f3n de los tumroes cerebales, tanto en t\u00e9rminos de tipo como de grado de malignidad tumoral. m\u00e9todos: estudio 1) todos los datos de los pacientes que entraron en el proyecto interpret (international network for pattern recognition of tumours using magnetic resonance, http:\/\/azizu.Uab.Es\/interpret) se guardaron en una base de datos accesible por internet (idb). Estos datos se seleccionaron mediante la interfaz de preguntas de la base de datos. Los criterios que se siguieron fueron que el caso tuviera un espectro adquirido a 1.5t mediante la t\u00e9cnica de vol\u00famen \u00fanico y a tiempo de eco corto (20-32 ms) sobre una \u00e1rea nodular del tumor, que el vol\u00famen de adquisici\u00f3n hubiera sido posicionado en la misma regi\u00f3n de la cual se tom\u00f3 posteriormente la biopsia diagn\u00f3stica, y que el espectro a tiempo de eco corto no hubiera sido descartado por artefactos de adquisici\u00f3n u otras razones, y que un comit\u00e9 de neuropat\u00f3logos hubiera alcanzado consenso diagn\u00f3stico. Cuando los espectros se obtuvieron de voluntarios normales, o eran de abscesos o de met\u00e1stasis probadas cl\u00ednicamente no se requiri\u00f3 biopsia. Estudio 2) se seleccionaron de forma retrospectiva ciento<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Millora de la diagnosi no invasiva dels tumors cerebrals humans<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Millora de la diagnosi no invasiva dels tumors cerebrals humans <\/li>\n<li><strong>Autor:<\/strong>\u00a0 M\u00aa Margarita Juli\u00e1 Sap\u00e9 <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Aut\u00f3noma de barcelona<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 06\/09\/2006<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h3>Direcci\u00f3n y tribunal<\/h3>\n<ul>\n<li><strong>Director de la tesis<\/strong>\n<ul>\n<li>Carles Ar\u00fas Caralt\u00f3<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: sebasti\u00e1n Cerd\u00e1n Garc\u00eda-esteller <\/li>\n<li>bernardo Celda mu\u00f1oz (vocal)<\/li>\n<li>andrew Peet (vocal)<\/li>\n<li>teodor Parella (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de M\u00aa Margarita Juli\u00e1 Sap\u00e9 Objetivo: mejorar la caracterizaci\u00f3n no invasiva de los tumores cerebrales por medio de [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"footnotes":""},"categories":[35,9],"tags":[120273,25175,17647,120272,39708,120274],"class_list":["post-54451","post","type-post","status-publish","format-standard","hentry","category-ciencias-de-la-vida","category-ciencias-medicas","tag-andrew-peet","tag-bernardo-celda-munoz","tag-carles-arus-caralto","tag-ma-margarita-julia-sape","tag-sebastian-cerdan-garcia-esteller","tag-teodor-parella"],"_links":{"self":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/54451","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/comments?post=54451"}],"version-history":[{"count":0,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/54451\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/media?parent=54451"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/categories?post=54451"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/tags?post=54451"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}