{"id":146144,"date":"1993-01-01T00:00:00","date_gmt":"1993-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/estudio-del-colesteatoma-provocado-en-el-conducto-auditivo-externo-del-mongolian-gerbil-meriones-unguiculatus\/"},"modified":"1993-01-01T00:00:00","modified_gmt":"1993-01-01T00:00:00","slug":"estudio-del-colesteatoma-provocado-en-el-conducto-auditivo-externo-del-mongolian-gerbil-meriones-unguiculatus","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-medicas\/estudio-del-colesteatoma-provocado-en-el-conducto-auditivo-externo-del-mongolian-gerbil-meriones-unguiculatus\/","title":{"rendered":"Estudio del colesteatoma provocado en el conducto auditivo externo del mongolian gerbil \u00abmeriones unguiculatus\u00bb."},"content":{"rendered":"<h2>Tesis doctoral de <strong>  Fortuny Llanses Juan  Carlos <\/strong><\/h2>\n<p>El colesteatoma otico humano se caracteriza por la existencia de epitelio queratinizante y descamativo, en las cavidades del oido medio y mastoides. Su fisiopatolog\u00eda todavia no es comprendida por completo y destaca su capacidad osteolitica. Nuestro estudio se centra en la posibilidad para provocar colesteatoma en el conducto auditivo externo (cae) de 49 ratones, su capacidad para destruir hueso, las celulas implicadas y los cambios que se dan en el epitelio del cae a microscopia optica y electronica de transmision, ademas del estudio microbiologico. Conclusiones: 1\/el mongolian gerbil (mg) es un buen modelo para el estudio experimental del colesteatoma otico. 2\/ la ligadura del cae ocasiona la aparicion de colesteatoma en todos los casos. 3\/ el mg muestra una tendencia a desarrollar colesteatoma otico espontaneo. 4\/ la microbiolog\u00eda del colesteatoma inducido del cae, no muestra correlacion con la del cae no manipulado. No existe crecimiento de germenes anaerobios estrictos en el contenido del colesteatoma inducido. 5\/ en el cae no manipulado, se aislan fundamentalmente bacterias gram (+), mientras que en el contenido del colesteatoma solo se aislan gran (-).  los aislados son monomicrobianos, en la mayoria de los casos, tanto en el oido no manipulado como en el contenido del colesteatoma. 6\/ se objetiva la existencia de reabsorcion osea macroscopica y microscopica en el hueso del cae, tras la provocacion de colesteatoma por ligadura del cae. 7\/ no se objetiva la existencia de osteoclastos a nivel de las areas de osteolisis, lo cual pone de manifiesto un mecanismo de reabsorcion no mediado por celulas. 8\/ los cambios histologicos en la piel del cae, que aparecen tras la provocacion del colesteatoma en el gerbil, muestran evidentes diferencias con los hallazgos histologicos en el colesteatoma de oido medio, tanto humano como experimental en animal de laboratorio.  9\/ los resultados obtenidos no aclaran la etiolog\u00eda del colesteato<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Estudio del colesteatoma provocado en el conducto auditivo externo del mongolian gerbil \u00abmeriones unguiculatus\u00bb.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Estudio del colesteatoma provocado en el conducto auditivo externo del mongolian gerbil \u00abmeriones unguiculatus\u00bb. <\/li>\n<li><strong>Autor:<\/strong>\u00a0  Fortuny Llanses Juan  Carlos <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Lleida<\/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>Victor Palomar Garcia<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Pedro Quesada Marin <\/li>\n<li>Enrique Perell\u00f3 Scherdel (vocal)<\/li>\n<li>Jos\u00e9 Enrique Esquerda Colell (vocal)<\/li>\n<li>Juan Ribera Clvet (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Fortuny Llanses Juan Carlos El colesteatoma otico humano se caracteriza por la existencia de epitelio queratinizante y [&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 center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"footnotes":""},"categories":[9,52,18842,156,1323],"tags":[18888,261065,18863,261066,1458,1461],"class_list":["post-146144","post","type-post","status-publish","format-standard","hentry","category-ciencias-medicas","category-histopatologia","category-lleida","category-patologia","category-patologia-experimental","tag-enrique-perello-scherdel","tag-fortuny-llanses-juan-carlos","tag-jose-enrique-esquerda-colell","tag-juan-ribera-clvet","tag-pedro-quesada-marin","tag-victor-palomar-garcia"],"_links":{"self":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/146144","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/comments?post=146144"}],"version-history":[{"count":0,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/146144\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/media?parent=146144"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/categories?post=146144"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/tags?post=146144"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}