{"id":25068,"date":"2018-03-09T09:16:18","date_gmt":"2018-03-09T09:16:18","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/valoracion-del-estres-oxidativo-en-el-sa%c2%adndrome-de-isquemia-reperfusion-durante-el-clampaje-aortico\/"},"modified":"2018-03-09T09:16:18","modified_gmt":"2018-03-09T09:16:18","slug":"valoracion-del-estres-oxidativo-en-el-sa%c2%adndrome-de-isquemia-reperfusion-durante-el-clampaje-aortico","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/valoracion-del-estres-oxidativo-en-el-sa%c2%adndrome-de-isquemia-reperfusion-durante-el-clampaje-aortico\/","title":{"rendered":"Valoraci\u00f3n del estr\u00e9s oxidativo en el s\u00edndrome de isquemia\/reperfusi\u00f3n durante el clampaje a\u00f3rtico"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Cristina L\u00f3pez Espada <\/strong><\/h2>\n<p>El clampaje\/desclampaje a\u00f3rtico provoca un s\u00edndrome de isquemia\/reperfusi\u00f3n de gran magnitud en el paciente en el que se realiza que se caracteriza por un hipoperfusi\u00f3n de los tejidos dependientes del sector clampado y una reperfusi\u00f3n posterior. La isquemia provoca una disfunci\u00f3n celular que puede llevar a la necrosis de los tejidos, si no se produce su correspondiente reperfusi\u00f3n. La reperfusi\u00f3n provoca un estallido de radicales libres con alta capacidad destructora.  estos radicales libres pueden atacar las membranas de las c\u00e9lulas provocando la oxidaci\u00f3n de los \u00e1cidos grasos que las componen y con ello provocar la p\u00e9rdida de las propiedades inherentes a las membranas celulares. Es lo que se denomina la lipoperoxidaci\u00f3n. Cuando se produce un desequilibrio entre las defensas antioxidantes del organismo y los radicales libres que se est\u00e1n produciendo aparece el denominado \u00abestr\u00e9s oxidativo\u00bb.  el objetivo de esta tesis es valorar el estr\u00e9s oxidativo en relaci\u00f3n con el s\u00edndrome de isquemia\/reperfusi\u00f3n provocado por el clampaje a\u00f3rtico en dos grupos de pacientes con patolog\u00eda a\u00f3rtica diferente: aneurism\u00e1tica y oclusiva. A su vez tambi\u00e9n se pretende relacionar dicho estr\u00e9s con la evoluci\u00f3n cl\u00ednica postoperatoria de los pacientes.  para ello se midieron los niveles plasm\u00e1ticos de lipoperoxidaci\u00f3n, oxido n\u00edtrico y melatonina, as\u00ed como todas las posibles complicaciones cl\u00ednicas postoperatorias que pudieron desarrollar una muestra de 38 pacientes sometidos a cirug\u00eda a\u00f3rtica electiva. Estos pacientes se divid\u00edan a su vez en 21 pacientes con patolog\u00eda oclusiva del sector aortoil\u00edaco y 17 pacientes con patolog\u00eda aneurism\u00e1tica del sector infrarrenal. Se tomaron 10 muestras de sangre de los 38 pacientes, a lo largo de su intervenci\u00f3n.  los resultados de este estudio demuestran que:  1,- el s\u00edndrome de isquemia\/reperfusi\u00f3n del clampaje a\u00f3rtico produce un estr\u00e9s oxidativo limitado y controlado debido tanto<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Valoraci\u00f3n del estr\u00e9s oxidativo en el s\u00edndrome de isquemia\/reperfusi\u00f3n durante el clampaje a\u00f3rtico<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Valoraci\u00f3n del estr\u00e9s oxidativo en el s\u00edndrome de isquemia\/reperfusi\u00f3n durante el clampaje a\u00f3rtico <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Cristina L\u00f3pez Espada <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Granada<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 25\/07\/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>Eduardo Rios Die<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Francisco Lozano sanchez <\/li>\n<li>Jorge Mallol miron (vocal)<\/li>\n<li>marc Cairols castellote (vocal)<\/li>\n<li> Guerrero montavez Juan  Miguel (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Cristina L\u00f3pez Espada El clampaje\/desclampaje a\u00f3rtico provoca un s\u00edndrome de isquemia\/reperfusi\u00f3n de gran magnitud en el paciente [&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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