نتایج جستجو برای: mitral valve regurgitation
تعداد نتایج: 120154 فیلتر نتایج به سال:
Pulmonary venous aneurysm is rare and its etiology is still debated. Some studies have shown that acquired aneurysms are caused by an increase in left atrial pressure and mitral regurgitation. However, few reports have provided direct evidence of this pathology. We present a case of pulmonary venous aneurysm diagnosed using a combination of echocardiography and contrast-enhanced computed tomogr...
FEBRUARY 2004 I ENDOVASCULAR TODAY I 31 D uring the last 2 decades, percutaneous endovascular therapies have revolutionized the treatment of coronary artery disease. However, the development and dissemination of percutaneous approaches to heart valve disease have been less rapid. Whereas rheumatic mitral stenosis and congenital aortic stenosis are effectively managed by balloon valvuloplasty in...
The aims of this study were to review the principles underlying use of the Carpentier-McCarthy-Adams IMR ETlogix® asymmetric annuloplasty ring for the treatment of chronic ischemic mitral regurgitation and to report medium-term clinical outcomes observed at our center. The in-hospital mortality rate was 2.8%. Echocardiography at hospital discharge confirmed the absence of mitral regurgitation i...
Mitral valve prolapse (MVP) is generally understood to be the systolic displacement of an abnormally thickened, redundant mitral leaflet into the left atrium during systole.1 This valvular abnormality has been associated with mid-systolic clicks, late systolic murmurs, and serious complications such as bacterial endocarditis, severe mitral regurgitation, and sudden death.2 Unfortunately, our un...
Background-Mitral regurgitation (MR) of mitral valve prolapse (MVP) predominates in late
OBJECTIVES This study sought to assess the use of real-time (RT) 3-dimensional (3D) transthoracic and transesophageal echocardiography (TEE) in the evaluation of post-operative mitral valve dehiscence. BACKGROUND Mitral valve replacement or repair may be complicated by post-operative dehiscence of the valve or annuloplasty ring resulting in clinically significant mitral regurgitation or hemol...
A 75 year old man with long-standing rheumatic mitral stenosis who refused surgical intervention was treated with percutaneous balloon valvuloplasty. Prevalvuloplasty evaluation revealed a heavily calcified mitral valve, a mean transvalvular gradient of 18 mm Hg, a Fick cardiac index of 1.7 liters/min per m2, a mitral valve area of 0.6 cm2 and 1 + mitral regurgitation. After transeptal catheter...
Isolated-congenital mitral regurgitation is infrequently seen in adults. In its mechanism, the entire mitral apparatus or different components separately can play a role [Gallet B. Use of echocardiography in mitral regurgitation for the assessment of its mechanism and aetiology for the morphological analysis of the mitral valve. Ann Cardiol Angeiol 2003;52(2):70-7; Valdes-Cruz LM, O'Cayre R. Ec...
As a progressive atrial myopathy, the etiopathogenesis of AF is multifactorial. For example, valvular heart disease are found in 30% of AF patients and in mitral stenosis and/or regurgitation chronic atrial stretch is a well known pathophysiological factor in the occurrence of AF [1,3,4]. Indeed, mitral valve prolapse with or without regurgitation, calcification of the mitral annulus, tricuspid...
Rate-corrected left ventricular ejection time was measured from the aortic pressure tracings of 171 catheterised patients with aortic valve area less than or equal to 1.2 cm2. In 50 patients with pure aortic stenosis, left ventricular ejection time in increased with decreasing valve area and was significantly higher (468 +/- 5 ms, mean +/- SEM) than in 13 normal subjects (435 +/- 5 ms). Additio...
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