{"id":129084,"date":"1996-01-01T00:00:00","date_gmt":"1996-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/prueba-de-sobrecarga-intravenosa-de-magnesio-en-ancianos-desnutridos\/"},"modified":"1996-01-01T00:00:00","modified_gmt":"1996-01-01T00:00:00","slug":"prueba-de-sobrecarga-intravenosa-de-magnesio-en-ancianos-desnutridos","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-medicas\/prueba-de-sobrecarga-intravenosa-de-magnesio-en-ancianos-desnutridos\/","title":{"rendered":"Prueba de sobrecarga intravenosa de magnesio en ancianos desnutridos."},"content":{"rendered":"<h2>Tesis doctoral de <strong>  Toral Revuelta Jos\u00e9 Ramon <\/strong><\/h2>\n<p>Hipotesis. La desnutricion es causa de deficit de magnesio y este aumenta la retencion de magnesio tras la sobrecarga (retmg), luego debe existir mayor retmg en los sujetos desnutridos que en los sujetos normales.  pacientes y metodos. Se evaluo a 402 ancianos hospitalizados y se excluyo a aquellos con enfermedades o tratamientos que se asocian a deficit de mg (salvo la propia desnutricion) o que modifican por otras causas la retmg.  a los 42 pacientes incluidos se les realizo una valoracion nutricional completa (peso actual y habitual, talla, pliegues grasos, cmb, albumina, indice creatinina-altura, linfocitos y pruebas cutaneas), clasificandolos como desnutridos (n=18), controles (n=20) o indeterminados (n=4). A continuacion se llevo a cabo la sobrecarga con 0,5 mmol\/kg de mg en forma de so4mg en solucion de glucosa al 5% a pasar en 8 h, con medicion de la magnesuria basal (24h) y de las 48h siguientes al inicio de la infusion.  resultados. Los desnutridos presentaron retmg a las 48 h superiores al 20% (indicativas de deficit de mg) y cuya medida fue significativamente mayor (p.0,001) que la de los controles, al igual que la retmg a las 24 h. Los puntos de corte del 28% en la retmg a las 48 h y del 45% a las 24 h discriminaban desnutridos de controles con una sensibilidad y especificidad del 95% y del 85%, respectivamente. La mayoria de los parametros nutricionales alterados se asociaron a incrementos significativos de la retmg, que resultaron mayores con los parametros indicativos de desnutricion proteico-calorica que con los de deplecion proteica visceral. Las correlaciones de parametros nutricionales con la retmg fueron mas debiles en el grupo desnutrido que en la muestra global, y eran mejores con la retmg a las 24 h. Las retmg a las 24 y 48 h se correlacionaban bien entre si (r\u00bb\u00bb0,92), debilmente con la magnesuria basal y nada con el cociente mg\/creatininuria basal.  conclusiones. Los ancianos desnutridos presentan un<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Prueba de sobrecarga intravenosa de magnesio en ancianos desnutridos.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Prueba de sobrecarga intravenosa de magnesio en ancianos desnutridos. <\/li>\n<li><strong>Autor:<\/strong>\u00a0  Toral Revuelta Jos\u00e9 Ramon <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Complutense de Madrid<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/1996<\/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>Jos\u00e9 Manuel Ribera Casado<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Alfonso Moreno Gonzalez <\/li>\n<li>Agustin Montero Garcia (vocal)<\/li>\n<li>Arturo Ortiz Gonzalez (vocal)<\/li>\n<li>Juan  Florencio Mac\u00edas N\u00fa\u00f1ez (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Toral Revuelta Jos\u00e9 Ramon Hipotesis. La desnutricion es causa de deficit de magnesio y este aumenta la [&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":[155,467,9,986,4041,8607],"tags":[86672,3585,14927,22803,6612,242461],"class_list":["post-129084","post","type-post","status-publish","format-standard","hentry","category-ciencias-clinicas","category-ciencias-de-la-nutricion","category-ciencias-medicas","category-complutense-de-madrid","category-deficiencias-alimentarias","category-geriatria","tag-agustin-montero-garcia","tag-alfonso-moreno-gonzalez","tag-arturo-ortiz-gonzalez","tag-jose-manuel-ribera-casado","tag-juan-florencio-macias-nunez","tag-toral-revuelta-jose-ramon"],"_links":{"self":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/129084","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=129084"}],"version-history":[{"count":0,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/129084\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/media?parent=129084"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/categories?post=129084"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/tags?post=129084"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}