{"id":15919,"date":"2002-06-03T00:00:00","date_gmt":"2002-06-03T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/influencia-del-ejercicio-fa%c2%adsico-sobre-los-principales-factores-de-riesgo-de-la-nefrolitiasis\/"},"modified":"2002-06-03T00:00:00","modified_gmt":"2002-06-03T00:00:00","slug":"influencia-del-ejercicio-fa%c2%adsico-sobre-los-principales-factores-de-riesgo-de-la-nefrolitiasis","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-medicas\/influencia-del-ejercicio-fa%c2%adsico-sobre-los-principales-factores-de-riesgo-de-la-nefrolitiasis\/","title":{"rendered":"Influencia del ejercicio f\u00edsico sobre los principales factores de riesgo de la nefrolitiasis."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Jes\u00fas Esteve Claramunt <\/strong><\/h2>\n<p>El ejercicio f\u00edsico intenso y prolongado es uno de los principales factores de estr\u00e9s f\u00edsico al que puede someterse el organismo, produciendo alteraciones de la homeostasis y modificaciones funcionales en los diferentes aparatos y sistemas.  en el ri\u00f1\u00f3n, los cambios producidos sobre la hemodin\u00e1mica renal y las funciones tubulares conlleva a la formaci\u00f3n de una orina por lo general escasa, concentrada, \u00e1cida, y con una composici\u00f3n de solutos y un sedimento urinarios diferentes a los encontrados en reposo. La cuesti\u00f3n es conocer si una orina con estas caracter\u00edsticas favorece la litog\u00e9nesis.  por tanto, nos planteamos como objetivos:  1,- investigar la influencia del ejercicio f\u00edsico sobre los principales factores de riesgo de la nefrolosis en sujetos sanos y negroliti\u00e1sicos.  2,- comprobar si existen diferencias entre ellos.  3,- conocer los mecanismos fisiopatol\u00f3gicos para sentar las bases de una profilaxis eficaz.  el estudio ha sido realizado en 42 sujetos varones, todos ellos deportistas entrenados, distribuidos en un grupo de casos o sujetos afectos de nefrolitiasis (n=28) y otro de controles o sanos (n=14), respectivamente. A su vez, el grupo de casos ha sido distribuido en tres subgrupos seg\u00fan el tipo de litiasis sufrida. Los sujetos han realizado un ejercicio f\u00edsico intenso y prolongado, durante el cual s\u00f3lo han tomado agua \u00abad libitum\u00bb. Antes y despu\u00e9s del ejercicio han sido pesados y se hanobtenido muestras de sangre venosa para la determinaci\u00f3n s\u00e9rica de : na+, k+, ca++, mg++, cl-, fosfatos, \u00e1cido \u00farico, y citrato; y en orina: densidad, ph, na+, k+, ca++, mg++, cl-, fosfatos, ac\u00eddo \u00farico, y citrato, oxalato, citrato, creatinina, cistina, y cristaluria. los test estad\u00edsticos aplicados han sido: ch\u00ed-cuadrado, wilcoxon y u-mann-whitney. para la valoraci\u00f3n del riesgo lit\u00f3geno hemos considerado si el valor de las concentraciones de los par\u00e1metros medidos y de los inrili estaban o no en el rango de<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Influencia del ejercicio f\u00edsico sobre los principales factores de riesgo de la nefrolitiasis.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Influencia del ejercicio f\u00edsico sobre los principales factores de riesgo de la nefrolitiasis. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Jes\u00fas Esteve Claramunt <\/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 06\/03\/2002<\/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>Argimiro Rodriguez Jerez<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Antonio Iradi casal <\/li>\n<li> Diego acosta angel mario (vocal)<\/li>\n<li>Jos\u00e9 enrique Campillo \u00e1lvarez (vocal)<\/li>\n<li>Juan Ribas serna (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Jes\u00fas Esteve Claramunt El ejercicio f\u00edsico intenso y prolongado es uno de los principales factores de estr\u00e9s 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