{"id":35320,"date":"1998-01-01T00:00:00","date_gmt":"1998-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/efectos-y-mecanismos-de-accion-de-los-estrogenos-progestagenos-sobre-la-microcirculacion-gastrica-en-la-insuficiencia-renal-cronica\/"},"modified":"1998-01-01T00:00:00","modified_gmt":"1998-01-01T00:00:00","slug":"efectos-y-mecanismos-de-accion-de-los-estrogenos-progestagenos-sobre-la-microcirculacion-gastrica-en-la-insuficiencia-renal-cronica","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-medicas\/efectos-y-mecanismos-de-accion-de-los-estrogenos-progestagenos-sobre-la-microcirculacion-gastrica-en-la-insuficiencia-renal-cronica\/","title":{"rendered":"Efectos y mecanismos de accion de los estrogenos-progestagenos sobre la microcirculacion gastrica en la insuficiencia renal cronica."},"content":{"rendered":"<h2>Tesis doctoral de <strong>  Perez Hernandez M. Carmen <\/strong><\/h2>\n<p>Introduccion: la hemorragia digestiva por lesiones de la mucosa g\u00e1stroduodenal es una de las causas m\u00e1s frecuentes de hospitalizaci\u00f3n en pacientes con irc avanzada, alcanzando el 14% de los motivos de ingreso hospitalario.  algunas series han mostrado que la angiodisplasia gastroduodenal constituye la primera causa de sangrado digestivo, con una preValencia que oscila entre el 24-53%. Durante d\u00e9cadas se han utilizado de forma emp\u00edrica los estr\u00f3genos-progest\u00e1genos (e-p) como una alternativa terap\u00e9utica v\u00e1lida para el control de la hemorragia digestiva producida por estas lesiones vasculares. Se desconocen los mecanismos por los cuales los e-p consiguen el cese del sangrado digestivo en estos pacientes, sugeriendose que pueden actuar a diferentes niveles. Para estudiar los posibles mecanismos se desarroll\u00f3 un modelo experimental animal.  objetivos: 1.- Analizar el efecto del tratamiento con estr\u00f3genos-progest\u00e1genos a corto y largo plazo sobre la microcirculaci\u00f3n g\u00e1strica en ratas con insuficiencia renal cr\u00f3nica. 2.- Evaluar los posibles mecanismos de acci\u00f3n que modulan el efecto de los estr\u00f3genos-progest\u00e1genos sobre la microcirculaci\u00f3n g\u00e1strica en la uremia.  material y metodos: se utilizaron ratas sprage-dawley machos de 250-300 gr. La insuficiencia renal cr\u00f3nica (irc) fue inducida mediante nefrectom\u00eda subtotal. A las control se les practic\u00f3 cirug\u00eda ficticia. Se estudiaron ratas ur\u00e9micas y control tratadas con estr\u00f3genos-progest\u00e1genos (e-p) o con su veh\u00edculo (v). El grado de irc se determin\u00f3 por los niveles de creatinia y el tratamiento con e-p monitorizando los niveles de 17-beta estradiol. Objetivo 1; a todos los animales se midi\u00f3 el flujo sangu\u00edneo mucoso g\u00e1strico (fsmg), mediante t\u00e9cnica de aclaramiento de hidr\u00f3geno, a las 24 h., 48 h.  y 15 d\u00edas tras la administraci\u00f3n de los e-p o v, y calcul\u00e1ndose adem\u00e1s las resistencias vasculares g\u00e1stricas (rvg). Tambi\u00e9n se determin\u00f3 la morfolog<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Efectos y mecanismos de accion de los estrogenos-progestagenos sobre la microcirculacion gastrica en la insuficiencia renal cronica.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Efectos y mecanismos de accion de los estrogenos-progestagenos sobre la microcirculacion gastrica en la insuficiencia renal cronica. <\/li>\n<li><strong>Autor:<\/strong>\u00a0  Perez Hernandez M. Carmen <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 La laguna<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/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>Enrique Quintero Carrion<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Luis Hernandez Nieto <\/li>\n<li>Juan Cabrera Cabrera (vocal)<\/li>\n<li>Manuel Feria Rodriguez (vocal)<\/li>\n<li>Alex Cases Anemos (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Perez Hernandez M. Carmen Introduccion: la hemorragia digestiva por lesiones de la mucosa g\u00e1stroduodenal es una 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":[9,491,9915,139],"tags":[94413,16695,16694,9971,9924,94412],"class_list":["post-35320","post","type-post","status-publish","format-standard","hentry","category-ciencias-medicas","category-gastroenterologia","category-la-laguna","category-medicina-interna","tag-alex-cases-anemos","tag-enrique-quintero-carrion","tag-juan-cabrera-cabrera","tag-luis-hernandez-nieto","tag-manuel-feria-rodriguez","tag-perez-hernandez-m-carmen"],"_links":{"self":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/35320","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=35320"}],"version-history":[{"count":0,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/35320\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/media?parent=35320"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/categories?post=35320"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/tags?post=35320"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}