نتایج جستجو برای: diastolic dysfunction
تعداد نتایج: 185343 فیلتر نتایج به سال:
CONTEXT The heart failure (HF) syndrome is heterogeneous. While it can be defined by ejection fraction (EF) and diastolic function, data on the characteristics of HF in the community are scarce, as most studies are retrospective, hospital-based, and rely on clinically indicated tests. Further, diastolic function is seldom systematically assessed based on standardized techniques. OBJECTIVE To ...
The authors sought to determine the prevalence, prospective risk markers, and prognosis associated with diastolic dysfunction in the Coronary Artery Risk Development in Young Adults (CARDIA) Study. The CARDIA Study cohort includes approximately equal proportions of white and black men and women. The authors collected data on risk markers at year 0 (1985–1986), and echocardiography was done at y...
Obesity and a nondipping circadian blood pressure (BP) pattern are associated with diastolic dysfunction. Ectopic lipid accumulation is increasingly recognized as an important metabolic abnormality contributing to diastolic dysfunction. However, little is known about the contribution of different lipids and the composition of lipid analytes to diastolic dysfunction. We have performed functional...
BACKGROUND We recently demonstrated that pneumoperitoneum affects diastolic echocardiographic findings in healthy women scheduled for gynaecologic laparoscopy. No reports have been conducted in order to assess the echocardiographic consequences in hypertensive subjects during laparoscopic procedures. AIM The aim of this study was to evaluate Left Ventricular filling pressures in hypertensive ...
BACKGROUND Elevated B-type natriuretic peptide (BNP) levels are predictive of cardiovascular events in patients on chronic maintenance haemodialysis, even in those without apparent cardiovascular disorders when they start dialysis. In the present study, we tested the hypothesis that left ventricular diastolic dysfunction increases BNP levels and can predict cardiovascular events in patients on ...
The incidence and prevalence of dyspnea increases with age. Frequently, for the general practitioner with his limited diagnostic facilities, it is impossible to separate dyspnea from cardiac causes and non-cardiac causes. Without cardiac imaging it is also impossible to separate systolic dysfunction from diastolic dysfunction. After a thorough physical examination, initial screening of systolic...
BACKGROUND Left ventricular diastolic dysfunction is suggested to be associated with higher mortality in severe sepsis and septic shock, yet the methods of diagnosis described in the literature are often inconsistent. The recently published 2016 American Society of Echocardiography and European Association of Cardiovascular Imaging (ASE/EACVI) guidelines offer the opportunity to apply a simple ...
AIMS After tetralogy of Fallot (TOF) repair patients have right ventricular (RV) dysfunction and reduced exercise tolerance. Diastolic dysfunction may be important but is as yet poorly characterized. The early diastolic strain rate (SR) is a measure of ventricular relaxation, and may be useful to assess diastolic mechanics in TOF. We hypothesized that children after TOF repair have diastolic dy...
SUMMARY INTRODUCTION The prevalence of hypertension ranges between 10 to 20% in Nigeria. Studies elsewhere have revealed left ventricular diastolic dysfunction to be highly prevalent in hypertension. OBJECTIVE To evaluate the prevalence of diastolic dysfunction in adult hypertensive Nigerians. PATIENTS AND METHODS One hundred and five (105) hypertensive patients, with ages ranging from 18 t...
Left ventricular (LV) diastolic dysfunction, particularly relaxation abnormalities, are known to be associated with the development of LV hypertrophy (LVH). Preliminary human and animal studies suggested that early LV diastolic dysfunction may be revealed independently of LVH. However, whether LV diastolic dysfunction is compromised before the onset of hypertension and LVH remains unknown. We t...
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