نتایج جستجو برای: echocardiography heart failure block
تعداد نتایج: 798017 فیلتر نتایج به سال:
Recent advances in echocardiography have allowed the anatomical structure of the fetal heart to be successfully and safely seen in details. It has since enabled not only the prenatal diagnosis of congenital heart disease but the diagnosis and treatment of fetal arrhythmias. New advances of Doppler echocardiography have provided exciting informations on the fetal physiology of normal or abnormal...
Although cardiac resynchronization therapy (CRT) is indicated in patients with moderate to severe heart failure with a wide QRS complex (> 120 ms), current guidelines exclude many heart failure patients with a narrow QRS. Detecting mechanical dyssynchrony on echocardiography has become a promising tool in selecting patients with a narrow QRS who may respond to CRT. Several small single-center s...
22 Heart failure, which is now the main cause of inhospital death among patients over 65 years of age, is the only cardiovascular disease for which the rates of incidence and prevalence are increasing.1 In addition, it is the most costly cardiovascular disease in the industrialized world. Despite recent therapeutic advances, the prognosis of heart failure is poor, and patients suffer multiple r...
Objective(s): Heart failure (HF) is one of the leading causes of death worldwide. Due to beneficial effects of stem cells, paracrine secretion of them has recently been used by researchers. The purpose of this study was to investigate the effects of intravenous injection (IV) of conditioned medium (CM) of human amniotic membrane-derived mesenchymal stem cell (MSC-CM) o...
A 46-year-old woman suffered effort intolerance for months. She had been healthy in the past, without systemic diseases. She had experienced near-syncope before arrival at our center. On admission, her physical examination was unremarkable. ECG exhibited normal sinus rhythm, P pulmonale, and first-degree atrioventricular (AV) block. A transthoracic echocardiogram demonstrated a huge right atria...
Echocardiography is well qualified to meet the growing need for noninvasive imaging in the expanding heart failure (HF) population. The recently-released American College of Cardiology/American Heart Association guidelines for the diagnosis and management of HF labeled echocardiography "the single most useful diagnostic test in the evaluation of patients with HF...," because of its ability to a...
The appearance of a new, loud systolic murmur in a patient with congestive heart failure after an acute myocardial infarction suggests a surgically correctable cause of the heart failure. Using two-dimensional echocardiography, we studied 14 patients who presented in this manner. Four patients had rupture of a papillary muscle with a flail mitral valve. All four had surgery; three survived. Fiv...
Persistent left superior vena cava (LSVC) is a rare congenital anomaly. Its prevalence in the general population is 0.1 to 0.5%. LSVC is 5 times rarer when accompanied by an absence of the right superior vena cava (RSVC). We present the case of a 54-year-old man who carries a persistent LSVC without RSVC. Clinically, this patient presented a regular bradycardia at 40 per minute associated with ...
Carcinoid heart disease is a rare cause of heart failure with or without right valvular heart impairments. In this study, we showed a case of carcinoid tumour with hepatic metastases inducing carcinoid heart disease. Neuroendocrine heart involvement happens for severe tricuspid valve insufficiency and plaques on right ventricular (RV) walls produced by a release of serotonin (5-HT). A patient a...
BACKGROUND The aim of this prospective study was to assess the diagnostic value of NT-proBNP and the concordance with Tissue Doppler Echocardiography (including strain and longitudinal displacement) in diastolic and systolic heart failure. METHODS AND RESULTS 137 consecutive clinically stable patients were included (42 healthy controls, 43 with diastolic heart failure, 52 with systolic heart ...
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