{"id":38180,"date":"2018-03-09T09:37:38","date_gmt":"2018-03-09T09:37:38","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/efectos-de-la-administracioni-cronica-de-estrogenos-progestagenos-en-la-microcirculacion-gastrica-y-la-presion-portal-en-pacientes-cirroticos-con-gastropatia-de-la-hipertension-portal\/"},"modified":"2018-03-09T09:37:38","modified_gmt":"2018-03-09T09:37:38","slug":"efectos-de-la-administracioni-cronica-de-estrogenos-progestagenos-en-la-microcirculacion-gastrica-y-la-presion-portal-en-pacientes-cirroticos-con-gastropatia-de-la-hipertension-portal","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-medicas\/efectos-de-la-administracioni-cronica-de-estrogenos-progestagenos-en-la-microcirculacion-gastrica-y-la-presion-portal-en-pacientes-cirroticos-con-gastropatia-de-la-hipertension-portal\/","title":{"rendered":"Efectos de la administracioni cronica de estrogenos-progestagenos en la microcirculacion gastrica y la presion portal en pacientes cirroticos con gastropatia de la hipertension portal."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Isabel Cirera Lorenzo <\/strong><\/h2>\n<p>El tratamiento con estr\u00f3genos-progest\u00e1genos puede ser de utilidad en la prevenci\u00f3n de la hemorragia digestiva por angiodisplasia g\u00e1strica, una lesi\u00f3n de naturaleza vascular con caracteristicas similares a las descritas en la gastropat\u00eda de la hipertensi\u00f3n protal. Estudiamos los efectos del tratamiento hormonal en la microcirculaci\u00f3n g\u00e1strica, la hemodin\u00e1mica espl\u00e1cnica y sistemica y en la coagulaci\u00f3n en animales con hipertensi\u00f3n portal por ligadura parcial de la vena porta y en pacientes cirr\u00f3ticos con gastropat\u00eda de la hipertensi\u00f3n portal.  estudio experimental: una semana despu\u00e9s de la cirug\u00eda, a los animales se les administr\u00f3 por via intramuscular un preparado de liberaci\u00f3n lenta de estr\u00f3genos progest\u00e1genos. Dos semanas despu\u00e9s, se determin\u00f3 flujo sanguineo de la mucosa g\u00e1strica por aclaramiento de h2, analisis morfom\u00e9trici que los vasos de la mucosa g\u00e1strica por aclaramiento de h2, analisis morfom\u00e9trico de los vasos de la mucosa g\u00e1strica y determinaciones homodin\u00e1micas. En ratas con hipertensi\u00f3n portal, el tratamiento hormonal ocasion\u00f3 un marcado descenso de del flujo sang\u00faineo g\u00e1strico, del n\u00famero de vasos y del area relativa de la mucosa ocupada por los mismos. Cambios similares, aunque de menor magnitud se apreciaron al administrar estr\u00f3genos-progestagenos separadamente o dosis inferiores. Adem\u00e1s, el combinado hormonal ocasion\u00f3 un descenso significativo de la presi\u00f3n portal y de la resistencia portocolateral, sin ocasionar cambios en la hemodinamica sistematica ni espl\u00e1cnica. En los animales con operaci\u00f3n ficticia el tratamiento hormonal no ocasion\u00f3 ning\u00fan cambio.  estudio clinico: en 22 pacientes cirr\u00f3ticos con gastropat\u00eda de la hipertensi\u00f3n portal se determin\u00f3 el grado de perfusi\u00f3n sanguinea de la mucosa g\u00e1strica por espectrofotometr\u00eda de reflexi\u00f3n y velocimetria de l\u00e1ser deppler, la hemodinamico esplacnica y sistemica y parametros de coagulaci\u00f3n en condiciones basales o tras<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Efectos de la administracioni cronica de estrogenos-progestagenos en la microcirculacion gastrica y la presion portal en pacientes cirroticos con gastropatia de la hipertension portal.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Efectos de la administracioni cronica de estrogenos-progestagenos en la microcirculacion gastrica y la presion portal en pacientes cirroticos con gastropatia de la hipertension portal. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Isabel Cirera Lorenzo <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Barcelona<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 28\/05\/1998<\/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>Jaume Bosch Genover<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: josep Ter\u00e9s quiles <\/li>\n<li>ricardo Sol\u00ed\u00a0 lamoglia (vocal)<\/li>\n<li>joaquim Balanz\u00f3 tintor\u00e9 (vocal)<\/li>\n<li>lLuis Grande posa (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Isabel Cirera Lorenzo El tratamiento con estr\u00f3genos-progest\u00e1genos puede ser de utilidad en la prevenci\u00f3n de la hemorragia [&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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