{"id":63991,"date":"2018-03-09T22:52:00","date_gmt":"2018-03-09T22:52:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/evaluacion-macular-y-de-capa-de-fibras-nerviosas-con-oct-en-presencia-de-catarata-quirurgica\/"},"modified":"2018-03-09T22:52:00","modified_gmt":"2018-03-09T22:52:00","slug":"evaluacion-macular-y-de-capa-de-fibras-nerviosas-con-oct-en-presencia-de-catarata-quirurgica","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/oftalmologia\/evaluacion-macular-y-de-capa-de-fibras-nerviosas-con-oct-en-presencia-de-catarata-quirurgica\/","title":{"rendered":"Evaluacion macular y de capa de fibras nerviosas con oct en presencia de catarata quirurgica"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Jes\u00fas Pareja Esteban <\/strong><\/h2>\n<p>Introducci\u00f3n: la tomograf\u00eda de coherencia \u00f3ptica (oct) es un instrumento oftalmol\u00f3gico incorporado a la pr\u00e1ctica diaria oftalmol\u00f3gica recientemente. Su uso est\u00e1 centrado principalmente en el diagn\u00f3stico y seguimiento de pacientes afectos de patolog\u00eda del nervio \u00f3ptico y enfermedades retinianas del \u00e1rea macular. Sin embargo esta prueba complementaria, al igual que otras pruebas utilizadas en oftalmolog\u00eda, es dependiente de factores que pueden alterar la transparencia de los medios oculares, restando calidad a las im\u00e1genes obtenidas, y por lo tanto, restando validez a los resultados que de ellas se extraen. De esta manera, nos planteamos afirmas o refutar la siguiente hip\u00f3tesis de trabajo: la presencia de catarata y la cirug\u00eda de la misma altera los resultados obtenidos por oct3 en el estudio de capa de fibras nerviosas y macular. material y m\u00e9todos: dise\u00f1amos un estudio prospectivo enmascarado y observacional, en el que incluimos 114 ojos de 114 pacientes candidatos a cirug\u00eda e catarata. Se obtuvieron im\u00e1genes mediante oct3 stratus\u00c2\u00ae previamente a la cirug\u00eda, el d\u00eda despu\u00e9s y al mes de la misma. Se emplearon estrategias de estudio tanto de capa de fibras nerviosas como maculares (rnfl thickness 3.4mm y fast macular thickness). Las im\u00e1genes obtenidas fueron analizadas mediante el empleo de las aplicaciones rnfl thickness average y macular thickness\/volume tabular. Se utiliz\u00f3 signal strength como par\u00e1metro para evaluar la calidad de las im\u00e1genes. Los datos estad\u00edsticos fueron obtenidos empleando spss 13.0 para windows. conclusiones: en presencia de catarata, oct3 mide err\u00f3neamente la capa de fibras nerviosas. Sin embargo, mide correctamente tanto el volumen macular como el foveal, as\u00ed como el espesor foveal. Un mes despu\u00e9s de la cirug\u00eda no complicada de cataratas, tanto el volumen macular total como el espesor de la capa de fibras nerviosas experimente un incremento. No existe correlaci\u00f3n estad\u00edsticamente significativa ente el incremento del volumen macular total y la mejor agudeza visual corregida; diabetes mellitas sin retinopat\u00eda diab\u00e9tica previa; hipertensi\u00f3n arterial; longitud ocular axial y el tipo de anestesia usado durante la cirug\u00eda. Los pacientes por debajo de 74 a\u00f1os de edad mostraron un incremento mayor en el volumen macular total y un mes despu\u00e9s de la cirug\u00eda.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Evaluacion macular y de capa de fibras nerviosas con oct en presencia de catarata quirurgica<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Evaluacion macular y de capa de fibras nerviosas con oct en presencia de catarata quirurgica <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Jes\u00fas Pareja Esteban <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Alcal\u00e1<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 16\/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>Miguel Teus Guezala<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: manuel S\u00e1nchez chapado <\/li>\n<li>Juli\u00e1n Garcia feijoo (vocal)<\/li>\n<li>Mar\u00eda  del carmen Gianonatti alias (vocal)<\/li>\n<li>Mar\u00eda  esther Arranz marquez (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Jes\u00fas Pareja Esteban Introducci\u00f3n: la tomograf\u00eda de coherencia \u00f3ptica (oct) es un instrumento oftalmol\u00f3gico incorporado a 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 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