نتایج جستجو برای: mitral valve stenosis

تعداد نتایج: 162964  

جباری, سیدمصطفی, خسروی, بختیار, درخشان, لیلا, ستارزاده بادکوبه, رویا, فرهنگ زند پارسا, امیر, پاشامیثمی, علی, گراییلی, بابک,

Background: Measurements of mitral valve area (MVA) are essential to determine the severity of mitral stenosis (MS) and adopt the best management strategies. The aim of the present study was to compare MVA determined by two-dimensional (2D) planimetry to MVA measured by continuity equation (CE) in patients with moderate to severe MS. Methods: We evaluated 73 consecutive patients with the diagno...

Journal: :British heart journal 1970
D C Siggers A Sivaporn A Srivongse D Deuchar

The speed of closure of the mitral valve during diastole, as recorded by ultrasonocardiography, is reduced in patients with mitral stenosis. A pattern of movement similar to that of severe mitral stenosis is seen in recordingsfrom patients with normally functioning mitral Starr-Edwards prostheses. Simultaneous ultrasound recordings of ball and cage movements show that the prosthetic valve remai...

Journal: :Chest 1982
J F Lewis T W Anderson W H Fennell J B Young

I Beasley B, Kerber K. Does mitral prolapse occur in mitral stenosis? Echocardiographic-angiographic observalions. Chest 1981; 80:56-60 2 Howard PC, Benchimol A, Desser KB. Prolapse of the atrioventricular valves and associated mitral stenosis. A case report. Arizona Med 1978; 33:789-92 3 Weinrauch LA, McDonald DC, DeSilva R. Mitral valve prolapse in rheumatic mitral stenosis. Chest 1977; 72: 7...

Journal: :Circulation 2005
William C Roberts Jong M Ko

BACKGROUND Aortic valve stenosis (with or without aortic regurgitation and without associated mitral stenosis) in adults in the Western world has been considered in recent years to most commonly be the result of degenerative or atherosclerotic disease. METHODS AND RESULTS We examined operatively excised, stenotic aortic valves from 932 patients aged 26 to 91 years (mean+/-SD, 70+/-12), and no...

Journal: :Circulation 1963
G DAOUD S KAPLAN E V PERRIN J P DORST F K EDWARDS

CONGENITAL stenotic lesions of the mitral valve may be classified into various groups depending on the functional capacity of the left ventricle. In the extreme form, s8vere stenosis or atresia of the mitral valve is associated with hypoplasia of the left ventricle and aorta. Septal defects are usually present and these combinations are lethal in infaincy.i' 2 In the presence of a functioning l...

Journal: :European journal of echocardiography : the journal of the Working Group on Echocardiography of the European Society of Cardiology 2009
Helmut Baumgartner Judy Hung Javier Bermejo John B Chambers Arturo Evangelista Brian P Griffin Bernard Iung Catherine M Otto Patricia A Pellikka Miguel Quiñones

Abbreviations: AR aortic regurgitation, AS aortic stenosis, AVA aortic valve area, CSA cross sectional area, CWD continuous wave Doppler, D diameter, HOCM hypertrophic obstructive cardiomyopathy, LV left ventricle, LVOT left ventricular outflow tract, MR mitral regurgitation, MS mitral stenosis, MVA mitral valve area, DP pressure gradient, RV right ventricle, RVOT right ventricular outflow trac...

2013
Henok Tadele Wubegzier Mekonnen Endale Tefera

BACKGROUND Mitral stenosis, one of the grave consequences of rheumatic heart disease, was generally considered to take decades to evolve. However, several studies from the developing countries have shown that mitral stenosis follows a different course from that seen in the developed countries. This study reports the prevalence, severity and common complications of mitral stenosis in the first a...

Journal: :British heart journal 1971
R B Pridie R Benham C M Oakley

Ultrasonic echocardiograms from the anterior cusp of the mitral valve have been obtained in 75 patients with aortic regurgitation in whom there was haemodynamic or surgical confirmation, or both, of the state of the mitral valve. Coincident mitral stenosis could be recognized from the echocardiogram in all cases by a slow diastolic closure rate and widening of the echo from the anterior mitral ...

Journal: :The Journal of thoracic and cardiovascular surgery 2005
Rachid Zegdi Ziad Khabbaz Sylvain Chauvaud Philippe Garçon Alain Carpentier Alain Deloche

T he hammock mitral valve is a rare congenital abnormality resulting in mitral stenosis, mitral regurgitation, or both. Although sometimes technically challenging, the repair of such lesion is possible and should be preferred to mitral valve replacement. We describe here for the first time the case of an adult patient who underwent mitral valve repair for severe mitral regurgitation related to ...

Journal: :Frontiers in surgery 2015
Patrick O. Myers Christopher W. Baird Pedro J. del Nido Frank A. Pigula Nora Lang Gerald R. Marx Sitaram M. Emani

OBJECTIVES Although mitral valve repair is rarely required in neonates, this population is considered to be at high risk for adverse outcomes. The aim of this study was to review the indications for surgery, mechanisms, repair techniques, and mid-term outcomes of neonatal mitral valve repair. METHODS The demographic, procedural, and outcome data were obtained for all neonates who underwent mi...

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