نتایج جستجو برای: ef ejection fraction
تعداد نتایج: 168328 فیلتر نتایج به سال:
Congestive heart failure (HF) is a frequent reason for hospital admission. Fifty percent of HF hospitalizations have normal ejection fraction (EF),1 referred to as diastolic HF (DHF). In contrast, patients with systolic HF (SHF) have reduced EF. The DHF phenotype describes patients with signs and symptoms of HF, normal EF, normal left ventricular (LV) volume, hypertension with increased relativ...
BACKGROUND AND OBJECTIVES The relationship between ejection fraction (EF), N-terminal pro-brain natriuretic peptide (NT-proBNP) levels and renal function is unknown as stratified by heart failure (HF) type. We investigated their relation and the prognostic value of renal function in heart failure with preserved ejection fraction (HFpEF) vs. reduced ejection fraction (HFrEF). MATERIALS AND MET...
Background Left ventricular ejection fraction (EF) is a strong prognostic marker for clinical outcome after ST-elevation myocardial infarction (STEMI). In clinical practice echocardiography is most commonly used to assess EF, although cardiac magnetic resonance imaging (CMR) might have higher accuracy. However, it remains unclear if measuring EF by CMR in comparison to echocardiography provides...
background: the purpose of this study was to evaluate the infl uence of ejection fraction (ef) on peak aortic time (pat) and peak aortic enhancement (pae) during coronary computed tomography angiography (cta). materials and methods: one-hundred and twenty patients (64 men, 56 women) underwent measurement of coronary cta with a measurement of ef within 3 months of coronary cta.pearson’s correla...
conclusion the cv value correlated more closely with low lvef and more accurately indicated an enlarged heart than ca or ctr. this may be due to the fact that an anteroposterior measurement of heart size is included in the former but not the latter two measurements. these study results may help quantify left heart enlargement with greater accuracy than may be obtained from standard cxr. backgro...
The number of elderly patients requiring dialysis therapy has been increasing in developed countries. Among elderly patients on dialysis, the incidence of death from cardiovascular complications has increased. Our objective was to study whether the presence of abnormal cardiac function at the initiation of peritoneal dialysis (PD) affects the prognosis of patients over the age of 75 years on PD...
BACKGROUND This study aimed to assess the associations between corrected thrombolysis in myocardial infarction frame count (CTFC) of the infarct-related artery (IRA) and ejection fraction (EF) after three-six months in patients who underwent primary percutaneous coronary intervention (PPCI) for ST segment elevation myocardial infarction (STEMI). METHODS CTFC was determined by a digital system...
AIMS The SENIORS trial recently demonstrated that nebivolol reduces the composite risk of all-cause mortality and cardiovascular hospital admission in elderly patients with chronic heart failure and, importantly, that ejection fraction does not influence the clinical effects of nebivolol. An echocardiographic substudy was designed to evaluate the effects of nebivolol on systolic and diastolic l...
AIMS Heart failure (HF) is a major public health burden worldwide. Of patients presenting with HF, 30-55% have a preserved ejection fraction (HFPEF) rather than a reduced ejection fraction (HFREF). Our objective was to examine discriminating clinical features in new-onset HFPEF vs. HFREF. METHODS AND RESULTS Of 712 participants in the Framingham Heart Study (FHS) hospitalized for new-onset HF...
Heart failure (HF) is a highly prevalent complex cardiovascular syndrome, and its clinical presentation is usually associated with ventricular dilatation, decreased contractility and reduced left ventricular ejection fraction (EF). However, in the past two decades studies have demonstrated that many patients with signs and symptoms of HF have normal EF (higher than 50%). The great challenge for...
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