{"id":145137,"date":"1993-01-01T00:00:00","date_gmt":"1993-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/efectos-de-la-tecnica-anestesica-la-apnea-y-la-peep-sobre-el-intercambio-gaseoso-y-la-hemodinamica-en-la-cirugia-de-la-obesidad-morbida\/"},"modified":"1993-01-01T00:00:00","modified_gmt":"1993-01-01T00:00:00","slug":"efectos-de-la-tecnica-anestesica-la-apnea-y-la-peep-sobre-el-intercambio-gaseoso-y-la-hemodinamica-en-la-cirugia-de-la-obesidad-morbida","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-medicas\/efectos-de-la-tecnica-anestesica-la-apnea-y-la-peep-sobre-el-intercambio-gaseoso-y-la-hemodinamica-en-la-cirugia-de-la-obesidad-morbida\/","title":{"rendered":"Efectos de la tecnica anestesica, la apnea y la peep sobre el intercambio gaseoso y la hemodinamica en la cirugia de la obesidad morbida."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Pedro Vila Caral <\/strong><\/h2>\n<p>Introduccion: la obesidad morbida define al subgrupo de poblacion obesa con un imc =40 kg.M-2 y una elevada morbimortalidad. El tratamiento de la obesidad consiste en la reduccion de peso; la cirugia bariatrica y la modificacion de la conducta alimentaria son consideradas como una alternativa efectiva. Estos sujetos presentan una reduccion de los volumenes pulmonares, un cierre prematuro de vias aereas y una alteracion de la ventilacion- perfusion que se traduce en una hipoxemia arterial basal. La posicion en decubito supino, la anestesia y la cirugia comprometen la funcion pulmonar favoreciendo la aparicion de hipoxemia intra y postoperatoria.  objetivos: el proposito de esta tesis ha sido cuantificar el tiempo de apnea seguro y determinar los factores intraoperatorios que influyen en la desaturacion de oxi-hemoglobina. Valorar el efecto de la peep sobre la oxigenacion arterial, la respuesta hemodinamica y la presion en vias aereas. Comparar los efectos de la tecnica anestesica sobre la gasometria arterial durante el postoperatorio inmediato, asi como su evolucion hasta el 7 dia del mismo.  pacientes y metodos: participaron 59 pacientes con obesidad morbida sometidos a gastroplastia vertical anillada. La edad media (+-ds) fue de 37+-8 a, sexo: 13h y 46m, peso: 132+-19 kg, talla: 161+-9 cm y el imc:  50.8+-6.5 kg.M-2. El protocolo constaba de tres fases:  1.- Preoperatorio, estudio de los parametros antropometricos, de la funcion pulmonar y la gasometria arterial basales, 2.- Intraoperatorio: 2.1.- Test de desaturacion apneica: se estudio la influencia del momento quirurgico (antes de la incision, con los retractores quirurgicos colocados y tras el cierre de la laparotomia) y de tres agentes anestesicos (fentanilo, halotano, isoflurano) sobre el tiempo de apnea y la desaturacion de la oxihemoglobina. 2.2.- Estudio de la peep: se valoraron los efectos de cuatro niveles de peep (0,5,10,15 cm h2o) sobre la oxigenacion arterial,<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Efectos de la tecnica anestesica, la apnea y la peep sobre el intercambio gaseoso y la hemodinamica en la cirugia de la obesidad morbida.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Efectos de la tecnica anestesica, la apnea y la peep sobre el intercambio gaseoso y la hemodinamica en la cirugia de la obesidad morbida. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Pedro Vila Caral <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Aut\u00f3noma de barcelona<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/1993<\/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 Fern\u00e1ndez Llamazares Rodriguez<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Xavier Rius Cornado <\/li>\n<li>Joan Moya Amor\u00f3s (vocal)<\/li>\n<li>Carmen Gomar Sancho (vocal)<\/li>\n<li>Pere Casan Clara (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Pedro Vila Caral Introduccion: la obesidad morbida define al subgrupo de poblacion obesa con un imc =40 [&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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