نتایج جستجو برای: heart atria mitral valve stenosis cardiomegaly
تعداد نتایج: 509574 فیلتر نتایج به سال:
BACKGROUND Mitral valve calcification is often incidentally detected on chest computed tomography (CT) scans obtained for a variety of noncardiac indications. In this study, we evaluated the association between mitral valve calcification incidentally detected on chest CT and the presence and severity of mitral valve disease on echocardiography. METHODS Of 760 patients undergoing 64-row multid...
The slope of the posterior left ventricular wall motion in diastole (LVDS) was determined by echocardiography in 25 normal subjects and 21 patients with mitral stenosis. Patients with mitral stenosis had reduced LVDS that was related to the degree of mitral stenosis determined by calculated mitral valve area (r = 0.92). The mitral valve area correlated more closely with the LVDS than with the l...
The value of pulsed Doppler echocardiography in the assessment of mitral stenosis was studied in a consecutive series of 175 patients before rightand left-heart catheterization. All Doppler recordings were interpreted independently by two observers. Twenty patients had repeat studies to demonstrate the reproducibility of the method. Adequate recordings were obtained in 156 patients. A normal fl...
The value of pulsed Doppler echocardiography in the assessment of mitral stenosis was studied in a consecutive series of 175 patients before rightand left-heart catheterization. All Doppler recordings were interpreted independently by two observers. Twenty patients had repeat studies to demonstrate the reproducibility of the method. Adequate recordings were obtained in 156 patients. A normal fl...
A 47 year-old female died after mitral valve replacement. Post-cardiopulmonary bypass right ventricle was not able to pump despite good left ventricular contractility. At microscopic examination, diffuse right ventricular fatty infiltration was found. We found no previous report of this pathology in patients with mitral stenosis
Ann Cardiothorac Surg 2013;2(6):857 www.annalscts.com Background The mitral valve controls the direction and flow of blood through the left chambers of the heart. If the valve becomes too hard (calcified) and too narrow (stenosis), flow will be reduced; if the valve becomes too loose, flow might travel backwards (regurgitation). Abnormal blood flow will force the heart to work harder, eventuall...
A 56-year-old woman was admitted for recurrent, refractory congestive heart failure. When she was aged 17 years, she had a Hodgkin lymphoma treated by chest radiation. She then developed postradiation heart disease, which required surgery in 2004, combining mitral valve repair using a Physio semirigid ring sized 28 mm (Edwards Lifesciences Inc; Irvine, CA) and tricuspid annuloplasty. In March 2...
A 56-year-old woman was admitted for recurrent, refractory congestive heart failure. When she was aged 17 years, she had a Hodgkin lymphoma treated by chest radiation. She then developed postradiation heart disease, which required surgery in 2004, combining mitral valve repair using a Physio semirigid ring sized 28 mm (Edwards Lifesciences Inc; Irvine, CA) and tricuspid annuloplasty. In March 2...
BACKGROUND The importance of the contribution of atrial systole to ventricular filling in mitral stenosis is controversial. The cause of reduced cardiac output following the onset of atrial fibrillation may be due to an increased heart rate, a loss of booster pump function, or both. METHODS AND RESULTS We studied the atrial contribution to filling under a variety of conditions by combining no...
OBJECTIVE To determine the efficacy and safety of percutaneous transvenous mitral commissurotomy (PTMC), using multi-track double balloon technique in juvenile mitral stenosis. DESIGN Open non-randomised intervention. SETTING Cardiac catheterisation laboratories of The Mater Hospital, The Nairobi Hospital and Kenyatta National Hospital from 1996 to 2001. PATIENTS Forty five consecutive pa...
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