{"id":140070,"date":"2026-01-12T17:51:20","date_gmt":"2026-01-12T17:51:20","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/alteraciones-funcionales-y-estructurales-del-miocardio-por-episodios-repetidos-de-isquemia-de-duracion-breve-cardioproteccion-farmacologica\/"},"modified":"2026-01-12T17:51:20","modified_gmt":"2026-01-12T17:51:20","slug":"alteraciones-funcionales-y-estructurales-del-miocardio-por-episodios-repetidos-de-isquemia-de-duracion-breve-cardioproteccion-farmacologica","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-medicas\/alteraciones-funcionales-y-estructurales-del-miocardio-por-episodios-repetidos-de-isquemia-de-duracion-breve-cardioproteccion-farmacologica\/","title":{"rendered":"Alteraciones funcionales y estructurales del miocardio por episodios repetidos de isquemia de duracion breve. cardioproteccion farmacologica."},"content":{"rendered":"<h2>Tesis doctoral de <strong>  Pomar Domingo Francisco M. <\/strong><\/h2>\n<p>El objetivo del trabajo ha sido estudiar los efectos de la isquemia recurrente de duracion breve sobre la contractilidad y ultraestructura miocardica, valorando ademas los efectos cardioprotectores de diversos farmacos frente a este tipo de isquemia. Se han utilizado 61 perros mestizos anestesiados con torax abierto, implantando en subendocardio cristales ultrasonicos para medir longitudes y fraccion de acortamiento (%il) de dos segmentos miocardicos, uno en zona isquemica y otro en zona con perfusion normal. Se realizaron 20 oclusiones totales una arteria coronaria de 2 minutos cada una, con un intervalo de 3 minutos entre ellas; los registros se analizaron hasta 1,4 y 24 horas despues de la ultima obstruccion.  la %il del segmento isquemico decrecio progresivamente con cada oclusion, permaneciendo a los sesenta minutos de la ultima oclusion un 18,9%(p&lt;0,05) menor que los valores iniciales, a las 4 horas un 32.2%(p&lt;0.01) y a las 24 horas un 28,6% menor que en el segmento control (p&lt;0,05).  el estudio ultraestructural evidencio en el tejido sometido a isquemias repetidas, alteraciones importantes en el volumen y estructura interna mitocondriales que permanecian a las 24 horas de reperfusion.  la administracion de nitroglicerina o captopril no evitaron postiquemica ni las alteraciones estructurales, sin embargo la nifedipina mejoro de forma significativa el aturdimiento postisquemico.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Alteraciones funcionales y estructurales del miocardio por episodios repetidos de isquemia de duracion breve. cardioproteccion farmacologica.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Alteraciones funcionales y estructurales del miocardio por episodios repetidos de isquemia de duracion breve. cardioproteccion farmacologica. <\/li>\n<li><strong>Autor:<\/strong>\u00a0  Pomar Domingo Francisco M. <\/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\/1992<\/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>Juan Cosin Aguilar<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Francisco Navarro Lopez <\/li>\n<li> Velasco Rami Jos\u00e9 Antonio (vocal)<\/li>\n<li>Enrique Asin Cardiel (vocal)<\/li>\n<li>Lu\u00eds Such Belenguer (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Pomar Domingo Francisco M. El objetivo del trabajo ha sido estudiar los efectos de la isquemia recurrente [&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":[932,9,139],"tags":[27316,19698,41952,11418,254631,104368],"class_list":["post-140070","post","type-post","status-publish","format-standard","hentry","category-cardiologia","category-ciencias-medicas","category-medicina-interna","tag-enrique-asin-cardiel","tag-francisco-navarro-lopez","tag-juan-cosin-aguilar","tag-luis-such-belenguer","tag-pomar-domingo-francisco-m","tag-velasco-rami-jose-antonio"],"_links":{"self":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/140070","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=140070"}],"version-history":[{"count":0,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/140070\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/media?parent=140070"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/categories?post=140070"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/tags?post=140070"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}