{"id":64111,"date":"2018-03-09T22:52:08","date_gmt":"2018-03-09T22:52:08","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/analisis-de-la-vascularizacion-placentaria-mediante-power-doppler-tridimensional-en-gestantes-tras-donacion-de-ovocitos\/"},"modified":"2018-03-09T22:52:08","modified_gmt":"2018-03-09T22:52:08","slug":"analisis-de-la-vascularizacion-placentaria-mediante-power-doppler-tridimensional-en-gestantes-tras-donacion-de-ovocitos","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-medicas\/analisis-de-la-vascularizacion-placentaria-mediante-power-doppler-tridimensional-en-gestantes-tras-donacion-de-ovocitos\/","title":{"rendered":"An\u00e1lisis de la vascularizaci\u00f3n placentaria mediante power doppler tridimensional en gestantes tras donaci\u00f3n de ovocitos"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Francisco Sellers L\u00f3pez <\/strong><\/h2>\n<p>Objetivo: analizar las diferencias en la perfusi\u00f3n placentaria en embarazos tras  ovodonaci\u00f3n respecto a gestaciones espont\u00e1neas. Sujetos y m\u00e9todos: se estudian 33 pacientes gestantes tras ovodonaci\u00f3n y se comparan con 42 gestantes espont\u00e1neas. Entre la semana 18\u00aa y 22\u00aa mediante power doppler y tridimensi\u00f3n, se obtienen tres vol\u00famenes placentarios y de cada volumen se analizan tres porciones a modo de \u00abbiopsia placentaria\u00bb en forma de esfera, y se aplican 4 \u00edndices de vascularizaci\u00f3n, con el m\u00e9todo vocal (virtual organ computer-aided analysis ): \u00edndice de grises (ig), \u00edndice de vascularizaci\u00f3n (iv), \u00edndice de flujo (if) y el \u00edndice de vascularizaci\u00f3n-flujo (ivf). Se realiza la media de las nueve medidas y se comparan. Resultados:  se demuestran alteraciones vasculares que se manifiestan por un \u00edndice de grises menor (ig p = 0,001) y un \u00edndice de vascularizaci\u00f3n significativamente mayor en el grupo de gestaciones espont\u00e1neas (iv p = 0,039) y cercana a la significaci\u00f3n en el casos del \u00edndice de vascularizaci\u00f3n-flujo (ivf p = 0,051). Conclusiones: la perfusi\u00f3n placentaria en gestaciones obtenidas tras ovodonaci\u00f3n es deficiente respecto a gestaciones espont\u00e1neas, lo cual justificar\u00eda los peores resultados perinatales observados en este grupo de pacientes, independientemente de la edad materna y la multifetalidad.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>An\u00e1lisis de la vascularizaci\u00f3n placentaria mediante power doppler tridimensional en gestantes tras donaci\u00f3n de ovocitos<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 An\u00e1lisis de la vascularizaci\u00f3n placentaria mediante power doppler tridimensional en gestantes tras donaci\u00f3n de ovocitos <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Francisco Sellers L\u00f3pez <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Miguel hern\u00e1ndez de elche<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 21\/04\/2008<\/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>Domingo Orozco Beltran<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Jes\u00fas Romero maroto <\/li>\n<li>Jorge Ten morro (vocal)<\/li>\n<li>alfredo Perales mar\u00edn (vocal)<\/li>\n<li>m. bel\u00e9n Lled\u00f3 bosch (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Francisco Sellers L\u00f3pez Objetivo: analizar las diferencias en la perfusi\u00f3n placentaria en embarazos tras ovodonaci\u00f3n respecto a [&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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