{"id":3287,"date":"1994-01-01T00:00:00","date_gmt":"1994-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/1994\/01\/01\/bacteriemia-por-escherichia-coli-clinica-y-factores-de-patogenicidad\/"},"modified":"1994-01-01T00:00:00","modified_gmt":"1994-01-01T00:00:00","slug":"bacteriemia-por-escherichia-coli-clinica-y-factores-de-patogenicidad","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-medicas\/bacteriemia-por-escherichia-coli-clinica-y-factores-de-patogenicidad\/","title":{"rendered":"Bacteriemia por escherichia coli: clinica y factores de patogenicidad."},"content":{"rendered":"<h2>Tesis doctoral de <strong> David Dalmau Juan ola <\/strong><\/h2>\n<p>Con el objetivo de estudiar aspectos clinicos relevantes y su posible relacion con los factores de virulencia conocidos de este microorganismo, hemos evaluado 160 episodios de sepsis por escherichia coli recogidos en nuestro hospital durante 4 a\u00f1os (1988-1991) estudiando las cepas aisladas de los mismos y 49 cepas procedentes de las heces de personas sanas, tanto a nivel clinico-epidemiologico como de sensibilidad antimicrobiana y tambien respecto los factores reconocidos y teoricamente implicados en la virulencia de e. Coli: los serogrupos o, el antigeno k1 (k1), las fimbrias p (fp), los tipos de hemaglutinacion resistente y sensible a la manosa (mrha y msha), las toxinas alfa-hemolisina (hly) y factor necrosante citotoxico (cnf1), el sideroforo aerobactina (aeb) y la resistencia a la capacidad bactericida del suero (cbs).  la sepsis por e. Coli representa aproximadamente una tercera parte del total de bacteriemias diagnosticadas microbiologicamente en nuestro hospital durante el periodo del estudio y casi el 80% fueron de origen comunitario. Mas de la mitad de los episodios tenian su origen en el tracto genito-urinario, seguido por los focos biliar, primario y abdominal.  los factores de patogenicidad en el grupo de infecciones por e. Coli aislados en el grupo de origen no urinario fueron en conjunto similares al grupo fecal control e inferiores al foco urinario.  la diabetes mellitus, la cirrosis hepatica y las neoplasias fueron los procesos comorbidos mas frecuentes en los pacientes con patolog\u00eda de base en las sepsis no urinarias y condicionaron radicalmente el pronostico, sin haber podido demostrar en este grupo que los factores de virulencia jugasen ningun papel destacado. La colangitis y la peritonitis bacteriana espontanea de los pacientes portadores de cirrosis hepatica fueron las formas clinicas locales mas frecuentes en las bacteriemias por e. Coli de origen intraabdominal. Los pacientes sin patolog\u00eda de base se<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Bacteriemia por escherichia coli: clinica y factores de patogenicidad.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Bacteriemia por escherichia coli: clinica y factores de patogenicidad. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 David Dalmau Juan ola <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Aut\u00f3noma de barcelona<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/1994<\/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>Beatriz Mirelis Otero<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Guillem Prats Pastor <\/li>\n<li>Mercedes Curgui Ferrer (vocal)<\/li>\n<li>M\u00aa Teresa Jim\u00e9nez De Anta (vocal)<\/li>\n<li>Josep Mar\u00eda Gatell Artigas (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de David Dalmau Juan ola Con el objetivo de estudiar aspectos clinicos relevantes y su posible relacion con [&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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