{"id":38296,"date":"2018-03-09T09:37:48","date_gmt":"2018-03-09T09:37:48","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/alteraciones-troficas-y-sensoriales-tras-la-trepanacion-en-la-cornea-de-conejo\/"},"modified":"2018-03-09T09:37:48","modified_gmt":"2018-03-09T09:37:48","slug":"alteraciones-troficas-y-sensoriales-tras-la-trepanacion-en-la-cornea-de-conejo","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-medicas\/alteraciones-troficas-y-sensoriales-tras-la-trepanacion-en-la-cornea-de-conejo\/","title":{"rendered":"Alteraciones troficas y sensoriales tras la trepanacion en la cornea de conejo."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Jaime Javaloy Esta\u00f1a <\/strong><\/h2>\n<p>La relaci\u00f3n entre la inervaci\u00f3n y el mantenimiento tr\u00f3fico de las c\u00e9lulas del epitelio corneal es conocida desde hace tiempo. varios procedimientos quir\u00fargicos, incluido el trasplante de c\u00f3rnea, alteran la sensibilidad corneal al da\u00f1ar y\/o seccionar sus nervios. No es bien conocido en cambio, si dicha alteraci\u00f3n es capaz de producir defectos en la funci\u00f3n tr\u00f3fica del epitelio corneal que pudieran comprometer en determinadas circunstancias la viabilidad de los injertos. Con el objeto de valorar las variaciones en la sensibilidad de contacto y la funci\u00f3n tr\u00f3fica del epitelio corneal, tras la denervaci\u00f3n perif\u00e9rica que originan heridas circulares (trepanaciones) en la c\u00f3rnea, similares a las realizadas durante las queratoplastias penetrantes en humanos, se realiz\u00f3 un estudio experimental en ojos de conejo en el que estos par\u00e1metros (sensibilidad y trofismo epitelial) eran evaluados tras las queratoplastias experimentales. la sensibilidad mec\u00e1nica era explorada con el estesi\u00f3metro de cochet y bonet y la funci\u00f3n tr\u00f3fica era valorada calculando la velocidad de reepitelizaci\u00f3n de \u00falceras producidas en la superficie de la c\u00f3rnea por m\u00e9todos qu\u00edmicos o mec\u00e1nicos. mientras la sensibilidad de contacto en el centro de las c\u00f3rneas intervenidas registraba variaciones muy importantes, la capacidad de regeneraci\u00f3n de lesiones en su epitelio era muy similar a la de los ojos testigos no intervenidos, lo cual permite suponer que los epitelios de las c\u00f3rneas trasplantadas no tienen porqu\u00e9 presentar problemas en su mantenimiento tr\u00f3fico a pesar de la profunda hipoestesia que habitualmente se registra en su superficie. La trascendencia cl\u00ednica de este hallazgo y su repercusi\u00f3n directa en el manejo de los pacientes trasplantados, nos obliga a profundizar en las bases anat\u00f3micas, fisiol\u00f3gicas y bioqu\u00edmicas de esta interacci\u00f3n entre neuronas y epitelio corneal.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Alteraciones troficas y sensoriales tras la trepanacion en la cornea de conejo.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Alteraciones troficas y sensoriales tras la trepanacion en la cornea de conejo. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Jaime Javaloy Esta\u00f1a <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Miguel hern\u00e1ndez de elche<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 19\/06\/1998<\/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>Juan a Gallar Mart\u00ednez<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Carlos Belmonte mart\u00ednez <\/li>\n<li>Manuel Vidal sanz (vocal)<\/li>\n<li>Juan  Antonio Duran de la colina (vocal)<\/li>\n<li>Jos\u00e9 Gonzalez tomas (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Jaime Javaloy Esta\u00f1a La relaci\u00f3n entre la inervaci\u00f3n y el mantenimiento tr\u00f3fico de las c\u00e9lulas del epitelio [&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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