{"id":26017,"date":"2018-03-09T09:17:38","date_gmt":"2018-03-09T09:17:38","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/efecto-de-un-incremento-del-gasto-cardiaco-inducido-por-dopamina-y-dobutamina-sobre-el-agua-pulmonar-extravascular\/"},"modified":"2018-03-09T09:17:38","modified_gmt":"2018-03-09T09:17:38","slug":"efecto-de-un-incremento-del-gasto-cardiaco-inducido-por-dopamina-y-dobutamina-sobre-el-agua-pulmonar-extravascular","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/efecto-de-un-incremento-del-gasto-cardiaco-inducido-por-dopamina-y-dobutamina-sobre-el-agua-pulmonar-extravascular\/","title":{"rendered":"Efecto de un incremento del gasto cardiaco inducido por dopamina y dobutamina sobre el agua pulmonar extravascular"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Manuel Jos\u00e9 Garc\u00eda Delgado <\/strong><\/h2>\n<p>Las drogas vasoactivas son empleadas diariamente en las unidades de cuidados intensivos con el objetivo de modificar el gasto cardiaco (gc), tanto en pacientes inestables hemodinamicamente, como en otras situaciones de gravedad. Muchos de ellos, desarrollan el denominado sindrome de distr\u00e9s respiratorio agudo, enfermedad severa generada por la alteraci\u00f3n en la permeabilidad alveolo-capilar.  mientras las drogas vasoactivas tendr\u00edan un efecto beneficioso al incrementar la tensi\u00f3n arterial, su empleo podr\u00eda ser delet\u00e9reo sobre una lesi\u00f3n pulmonar subyacente. La hip\u00f3tesis es que un incremento del gasto cardiaco producido por dopamina y dobutamina aumenta la cantidad de agua pulmonar extravascular (ape).  se dise\u00f1\u00f3 un estudio experimental, aleatorizado y controlado, utilizando 20 cerdos de raza mixta. Se distribuyeron en dos grupos:  1,- grupo control \u00f3 de gc normal (n=10), sometido a ventilaci\u00f3n mec\u00e1nica.  2,- grupo de alto gc (n=10), con el mismo r\u00e9gimen ventilatorio del anterior.  en ambos grupos, se produjo una lesi\u00f3n pulmonar aguda con la inyecci\u00f3n de \u00e1cido ol\u00e9ico (0,1 ml\/kg iv).  posteriormente, el grupo de alto gc recibi\u00f3 una infusi\u00f3n de dopamina (10 mgc\/kg\/min) y dobutamina (10 mcg\/kg\/min) con el fin de incrementar el gc al menos un 30% con respecto al gc basal.  se registraron par\u00e1metros hemodin\u00e1micos, respiratorios y de intercambio gaseoso a los 0-30-60-120-180-240 minutos. Al final, se calcul\u00f3 el ape por el m\u00e9todo gravim\u00e9trico.  la infusi\u00f3n de catecolaminas produjo en el grupo de alto gc un incrmento del gc  que oscil\u00f3 entre el 37 y el 52% con respecto ala basal, y fue significativamente superior al del grupo control (p&lt;0,05). En el grupo de gc normal, la lesi\u00f3n pulmonar produjo un aumento progresivo de las presiones arteriales pulmonares, mientras que en el grupo de alto gc, estas presiones se estabilizaron y fueron inferiores, de tal manera que hubo diferencias significativas entre los dos<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Efecto de un incremento del gasto cardiaco inducido por dopamina y dobutamina sobre el agua pulmonar extravascular<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Efecto de un incremento del gasto cardiaco inducido por dopamina y dobutamina sobre el agua pulmonar extravascular <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Manuel Jos\u00e9 Garc\u00eda Delgado <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Granada<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 30\/09\/2003<\/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> Fern\u00e1ndez Mond\u00e9jar Enrique \u00e1ngel<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: guillermo Vazquez mata <\/li>\n<li>Francisco P\u00e9rez blanco (vocal)<\/li>\n<li> Miras parra fco. julio (vocal)<\/li>\n<li> Calleja rubio Jos\u00e9 Luis (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Manuel Jos\u00e9 Garc\u00eda Delgado Las drogas vasoactivas son empleadas diariamente en las unidades de cuidados intensivos con [&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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