نتایج جستجو برای: left ventricular dysfunction
تعداد نتایج: 489401 فیلتر نتایج به سال:
In patients with coronary artery disease, one of the most powerful determinants of prognosis is left ventricular function. 2 Thus, if we assume that the prognostic benefit of revascularisation is mediated through an eVect on left ventricular function, two mechanisms might explain this benefit. First, coronary artery bypass surgery or angioplasty could reduce the impact of coronary artery diseas...
INTRODUCTION The aim of this study was to assess the prevalence, determinants and correlates of right ventricular (RV) systolic and diastolic dysfunction (RVSD and RVDD, respectively) in hypertensives, stratified by left ventricular (LV) geometric patterns. METHODS The study was carried out in Aminu Kano Teaching Hospital in Kano, Nigeria, and was cross-sectional in design. Hypertensive subje...
In asymptomatic patients with severe aortic regurgitation and normal left ventricular function, aortic valve replacement has been recommended to preserve left ventricular function. In such patients, however, the natural history without operation is unknown. We therefore performed serial studies in 77 asymptomatic patients with normal left ventricular ejection fraction at rest as determined by r...
BACKGROUND Plasma concentration of B-type natriuretic peptide (BNP) has been suggested as a powerful screening tool for left ventricular systolic dysfunction. However, there are reports indicating that the 12-lead electrocardiogram (ECG) could be just as powerful. We aimed to evaluate the 12-lead ECG and BNP as screening tools for left ventricular systolic dysfunction in an elderly, unselected ...
BACKGROUND Echocardiographic myocardial dysfunction is reported commonly in sepsis and septic shock, but there are limited data on sepsis-related right ventricular dysfunction. This study sought to evaluate the association of right ventricular dysfunction with clinical outcomes in patients with severe sepsis and septic shock. METHODS Historical cohort study of adult patients admitted to all i...
introduction: cardiac complications, including heart failure, are the most important secondary ones of the thalassemia major disease, which manifests itself in adolescence and early adulthood. appropriate, low cost diagnostic tools available as well as knowing its related factors are the most important components of therapy in these patients, given the importance of these complications, or by e...
Glossopharyngeal insufflation (GI), a technique used by breath-hold divers to increase lung volume and augment diving depth and duration, is associated with untoward hemodynamic consequences. To study the cardiac effects of GI, we performed transthoracic echocardiography, using the subcostal window, in five elite breath-hold divers at rest and during GI. During GI, heart rate increased in all d...
AIMS To determine the prevalence of left ventricular systolic dysfunction in 75-year-old men and women. METHODS AND RESULTS In a population-based random sample of 75-year-old subjects (n=433; response rate 70.1%) the left ventricular systolic function was determined using two echocardiographic methods: (1) wall motion in nine left ventricular segments was visually scored and wall motion index...
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