Your browser doesn't support javascript.
loading
La cuantificación no invasiva del estrés parietal sistólico del ventrículo izquierdo en pacientes con insuficiencia cardíaca y su aplicación clínica / Non invasive quantification of the parietal systolic stress of the left ventricle in patients with heart failure and its clinical application
Guadalajara Boo, José Fernando; González Zárate, Jaime; Bucio Reta, Eduardo; Pérez, Patricia; Cué Carpio, Ramón José.
Afiliação
  • Guadalajara Boo, José Fernando; Instituto Nacional de Cardiología Ignacio Chávez. MX
  • González Zárate, Jaime; Instituto Nacional de Cardiología Ignacio Chávez. MX
  • Bucio Reta, Eduardo; Instituto Nacional de Cardiología Ignacio Chávez. MX
  • Pérez, Patricia; Hospital Médica Sur. MX
  • Cué Carpio, Ramón José; Instituto Nacional de Cardiología Ignacio Chávez. MX
Arch. cardiol. Méx ; Arch. cardiol. Méx;77(2): 120-129, abr.-jun. 2007. tab, graf
Article em Es | LILACS | ID: lil-566702
Biblioteca responsável: BR1.1
ABSTRACT
The purpose of this study is to calculate non invasivelly left ventricular systolic wall stress by echocardiography in patients with primary heart failure, and compare the results with those obtained in parients with overloaded heart failure, diastolic dysfunction by Inapropiatte hypertrophy, with normal ejection fraction and people with normal heart, there stablish the value of the results in clinical settings. We studied 33 patients with heart failure by dilated cardiomyopathy. There was no significant association between the systolic wall stress and the ejection fraction, fractional shortening, dp/dt or left ventricular mass in this group of study. There was a significant association between systolic h/r ratio and the systolic wall stress. This study shows that in primary heart failure the afterload increases and has inverse relationship with ejection fraction (r = 0.86); but, when heart failure obey to an excessive overload exists an exquisite inverse relationship between systolic wall stress and ejection fraction (r = 0.93). The excessive hypertrophy (Inappropriate) reduces the systolic wall stress but causes diastolic dysfunction. The increase of systolic wall stress in Aortic regurgitation with normal ventricular performance is responsible of adequate left ventricular hypertrophy, by other means, in mitral insufficiency the presence of low or normal systolic wall The purpose of this study is to calculate non invasivelly left ventricular systolic wall stress by echocardiography in patients with primary heart failure, and compare the results with those obtained in parients with overloaded heart failure, diastolic dysfunction by Inapropiatte hypertrophy, with normal ejection fraction and people with normal heart, there stablish the value of the results in clinical settings. We studied 33 patients with heart failure by dilated cardiomyopathy. There was no significant association between the systolic wall stress and the ejection fraction, fractional shortening, dp/dt or left ventricular mass in this group of study. There was a significant association between systolic h/r ratio and the systolic wall stress. This study shows that in primary heart failure the afterload increases and has inverse relationship with ejection fraction (r = 0.86); but, when heart failure obey to an excessive overload exists an exquisite inverse relationship between systolic wall stress and ejection fraction (r = 0.93). The excessive hypertrophy (Inappropriate) reduces the...
Assuntos
Texto completo: 1 Coleções: 01-internacional Base de dados: LILACS Assunto principal: Insuficiência Cardíaca Sistólica Tipo de estudo: Observational_studies / Risk_factors_studies / Systematic_reviews Limite: Female / Humans / Male Idioma: Es Revista: Arch. cardiol. Méx Assunto da revista: CARDIOLOGIA Ano de publicação: 2007 Tipo de documento: Article País de afiliação: México País de publicação: México
Texto completo: 1 Coleções: 01-internacional Base de dados: LILACS Assunto principal: Insuficiência Cardíaca Sistólica Tipo de estudo: Observational_studies / Risk_factors_studies / Systematic_reviews Limite: Female / Humans / Male Idioma: Es Revista: Arch. cardiol. Méx Assunto da revista: CARDIOLOGIA Ano de publicação: 2007 Tipo de documento: Article País de afiliação: México País de publicação: México