{"id":156579,"date":"2026-01-12T17:30:46","date_gmt":"2026-01-12T17:30:46","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/estudio-del-flujo-portal-en-ninos-mediante-ecografia-doppler-duplex\/"},"modified":"2026-01-12T17:30:46","modified_gmt":"2026-01-12T17:30:46","slug":"estudio-del-flujo-portal-en-ninos-mediante-ecografia-doppler-duplex","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-medicas\/estudio-del-flujo-portal-en-ninos-mediante-ecografia-doppler-duplex\/","title":{"rendered":"Estudio del flujo portal en ni\u00f1os mediante ecografia doppler-duplex."},"content":{"rendered":"<h2>Tesis doctoral de <strong>  Palma Gaston Manuel Alfonso De <\/strong><\/h2>\n<p>Hemos realizado 107 exploraciones ecograficas doppler-duplex en 82 ni\u00f1os sanos, 5 ni\u00f1os con hepatitis neonatal, 9 ni\u00f1os con atresia de vias biliares y 11 ni\u00f1os con cavernoma de la porta. Hemos valorado los parametros de tama\u00f1o (calibre, area seccional y perimetro) y flujo sanguineo (velocidad y volumen de flujo e indice de congestion) de la vena porta. Asi como el indice de resistencia de la arteria hepatica). Observamos que en ni\u00f1os sanos existe un aumento de los parametros de tama\u00f1o y flujo sanguineo de la vena porta al aumentar tanto la edad como el peso y la altura, siendo mayor esta correlacion con el peso y la altura que con la edad. No hallamos diferencias entre varones y hembras hemos establecido en ni\u00f1os sanos el patron normal de los parametros de tama\u00f1o y flujo sanguineo de la vena porta en relacion al peso y en relacion a la altura. En los ni\u00f1os con atresia de vias biliares encontramos una clara disminucion de la velocidad y del volumen de flujo sanguineo portal y un aumento del indice de congestion portal. Los ni\u00f1os con cavernomia la porta presentan una disminucion de la velocidad de flujo sanguineo dentro del cavernoma no encontramos diferencias entre los ni\u00f1os con hepatitis neonatal y los ni\u00f1os sanos.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Estudio del flujo portal en ni\u00f1os mediante ecografia doppler-duplex.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Estudio del flujo portal en ni\u00f1os mediante ecografia doppler-duplex. <\/li>\n<li><strong>Autor:<\/strong>\u00a0  Palma Gaston Manuel Alfonso De <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Sevilla<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/1991<\/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> Zaragoza Rubira Juan  Ramon<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal:  Valls Sanchez De La Puerta Alberto <\/li>\n<li>Joaquin Ortiz Tardio (vocal)<\/li>\n<li>Manuel Garzon Espa\u00f1a (vocal)<\/li>\n<li>Jos\u00e9 Vazquez Tapioles (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Palma Gaston Manuel Alfonso De Hemos realizado 107 exploraciones ecograficas doppler-duplex en 82 ni\u00f1os sanos, 5 ni\u00f1os [&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 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