{"id":82527,"date":"2000-01-01T00:00:00","date_gmt":"2000-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/endocarditis-experimental-por-streptococcus-pneumoniae-resistente-a-penicilina\/"},"modified":"2000-01-01T00:00:00","modified_gmt":"2000-01-01T00:00:00","slug":"endocarditis-experimental-por-streptococcus-pneumoniae-resistente-a-penicilina","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-medicas\/endocarditis-experimental-por-streptococcus-pneumoniae-resistente-a-penicilina\/","title":{"rendered":"Endocarditis experimental por streptococcus pneumoniae resistente a penicilina."},"content":{"rendered":"<h2>Tesis doctoral de <strong>  Lopez Fornas Francisco Jes\u00fas <\/strong><\/h2>\n<p>En un modelo experimental de endocarditis a\u00f3rtica en conejos por una cepa de streptococcus pneumoniae serotipo 19, resistente a penicilina (cmi de 12 ug\/ml) y ceftriaxona (cmi de 12 ug\/ml), hemos estudiado la eficacia de diferentes antibi\u00f3ticos en comparaci\u00f3n con un grupo control que no recibi\u00f3 tratamiento. Los animales tratados lo fueron con un grupo control que no recibi\u00f3 tratamiento. Los animales tratados lo fueron con uno de los siguientes reg\u00edmenes de antibi\u00f3ticos: penicilina g proca\u00edna intramuscular a dosis de 300.000 u\/kg de peso \/ 12 h; trovafloxacino a 13,3 mg\/kg\/12 horas v\u00eda intravenosa; ceftriaxona a 75 mg\/kg\/24 h intravenosa; vancomicina a 20 mg\/kg\/ 12 horas intravenosa o quinupristin-dalfopristin a 30 mg\/kg\/8 horas intramuscular. Todos los antibi\u00f3ticos empleados en el presente estudio se mostraron eficaces en disminuir la concentraci\u00f3n de streptococcus pneumoniae y en aumentar la tasa de esterilizaci\u00f3n de las vegetaciones a\u00f3rticas con respecto al grupo control. Penicilina a las dosis utilizadas en nuestro estudio, fue capaz de conseguir concentraciones s\u00e9ricas superiores a la cmi en dos-tres veces, mostr\u00e1ndose como un f\u00e1rmaco eficaz para esta endocarditis. No existieron diferencias significativas entre vancomicina, quinupristin-dalfopristin y penicilina. Vanocomicina se mostr\u00f3 superior a trovafloxacino en disminuir la carga bacteriana y aumentar la tasa de esterilizaci\u00f3n, y hubo una tendencia hacia la superioridad de vancomicina sobre ceftriaxona en la disminuci\u00f3n de la carga bacteriana de las vegetaciones. Existe una correlaci\u00f3n significativa entre el peso de las vegetaciones y su carga bacteriana. de acuerdo a estos resultados, vancomicina y quinupristin-dalfopristin pueden ser considerados como una alternativa v\u00e1lida a penicilina en el tratamiento de \u00e9stas infecciones.#<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Endocarditis experimental por streptococcus pneumoniae resistente a penicilina.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Endocarditis experimental por streptococcus pneumoniae resistente a penicilina. <\/li>\n<li><strong>Autor:<\/strong>\u00a0  Lopez Fornas Francisco Jes\u00fas <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Murcia<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/2000<\/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>Mar\u00eda no Valdes Chavarri<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: joaquin Gomez gomez <\/li>\n<li>Juan Custardoy olavarrieta (vocal)<\/li>\n<li>ramon Arcas meca (vocal)<\/li>\n<li>joaqu\u00edn Fern\u00e1ndez-crehuet navajas (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Lopez Fornas Francisco Jes\u00fas En un modelo experimental de endocarditis a\u00f3rtica en conejos por una cepa de [&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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