{"id":7528,"date":"1995-01-01T00:00:00","date_gmt":"1995-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/1995\/01\/01\/estudio-comparativo-de-los-factores-etiologicos-metabolicos-en-la-litiasis-renal-oxalocalcica\/"},"modified":"1995-01-01T00:00:00","modified_gmt":"1995-01-01T00:00:00","slug":"estudio-comparativo-de-los-factores-etiologicos-metabolicos-en-la-litiasis-renal-oxalocalcica","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-medicas\/estudio-comparativo-de-los-factores-etiologicos-metabolicos-en-la-litiasis-renal-oxalocalcica\/","title":{"rendered":"Estudio comparativo de los factores etiologicos metabolicos en la litiasis renal oxalocalcica."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Juan  Antonio Gal\u00e1n Llopis <\/strong><\/h2>\n<p>Material y metodos: de un total de 712 individuos residentes en mallorca (628 litiasicos y 84 controles sanos), el estudio se centra en aquellos pacientes con litiasis de oxalato calcico (72%), de los cuales el 52% corresponden a la forma monohidrato (com) y un 34% a la dihidrato (cod). El metodo utilizado para averiguar la composicion de los calculos es la espectroscopia por infrarrojos. Se han considerado litogenicas las siguientes alteraciones: alteraciones del ph, baja diuresis (diub) hipercalciuria (hcao), hiperoxaluria (hoxo), hiperfosfaturia (hfoso), hiperuricuria (hauo), hipomagnesiuria (hngo), hipocitraturia (hctos) y la disminucion urinaria de glucosaminoglicanos (gags) y de pirofosfatos (pyr). Resultados y conclusiones: mas de la mitad de los pacientes presentaron la forma com, asociandose a ella mas frecuentemente alteraciones del ph (sobre todo acido), mientras que a la forma cod se asocio, en mas del 70% de los casos, la hcao. Se encontro una gran similitud entre las alteraciones urinarias de los pacientes con litiasis de com y las del grupo control, que sorprendentemente presento hasta un numero de cuatro alteraciones asociadas en algunos individuos.  este hecho nos hace pensar que deben existir otras alteraciones no relacionadas con la composicion de la orina, quizas del urotelio de las condiciones urodinamicas de las cavidades renales (alteradas), responsables de la aparicion de calculos en el grupo de com y no en el control. Las asociaciones de alteraciones metabolicas encontradas, tanto en el grupo com como en el de cod, apoyan a la nucleacion heterogenea como mecanismo responsable de la litogenesis.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Estudio comparativo de los factores etiologicos metabolicos en la litiasis renal oxalocalcica.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Estudio comparativo de los factores etiologicos metabolicos en la litiasis renal oxalocalcica. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Juan  Antonio Gal\u00e1n Llopis <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Universitat de val\u00e9ncia (estudi general)<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/1995<\/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>Felix Grases Freixedas<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Andreu Palau Oliver <\/li>\n<li>Francisco Boronat Tormo (vocal)<\/li>\n<li>Miguel Bixquert Jimenez (vocal)<\/li>\n<li> Ruiz Marcellan  Francisco Javier (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Juan Antonio Gal\u00e1n Llopis Material y metodos: de un total de 712 individuos residentes en mallorca (628 [&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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