نتایج جستجو برای: heart atria mitral valve stenosis cardiomegaly

تعداد نتایج: 509574  

Journal: :the journal of tehran university heart center 0
roya sattarzadeh badkoubeh tehran heart center, tehran university of medical sciences, tehran, iran. yaser jenab tehran heart center, tehran university of medical sciences, tehran, iran. arezou zoroufian tehran heart center, tehran university of medical sciences, tehran, iran. mojtaba salarifar tehran heart center, tehran university of medical sciences, tehran, iran.

background: conventional doppler measurements, including mitral inflow and pulmonary venous flow, are used to estimate left ventricular end diastolic pressure (lvedp). however, these parameters have limitations in predicting lvedp among patients with mitral regurgitation. this study sought to establish whether the correlation between measurements derived from tissue doppler echocardiography and...

Journal: :Circulation 1988
W M Jaffe A H Roche H A Coverdale H F McAlister J A Ormiston E R Greene

We tested the hypotheses that Doppler echocardiography has a higher accuracy than clinical evaluation in the detection of significant aortic and mitral valvular heart disease and that Doppler echocardiography is highly accurate as compared with cardiac catheterization for the assessment of valvular disease severity. Thus, cardiac catheterization for the assessment of valve lesion severity may b...

Journal: :Archives of disease in childhood 1989
I D Sullivan J F Taylor

Nature of the problem Many congenital cardiac malformations result in a heart with only one effective ventricle. In most of these there is a second ventricle present, but it is too small to sustain cardiac output making construction of a biventricular circulation impossible. These hearts may be classified according to the atrioven-tricular connection. There are two possibilities: the atria are ...

Journal: :Circulation 1959
A SELZER

SIMILJARITIES between mitral stenosis and left ventricular failure, regarding their effects upon the pulmonary circulation and the right heart, have been known long before cardiac catheterization permitted their direct assessment. The advent of mitral valve surgery, a decade ago, stimulated widespread interest in the hemodynamies of mitral stenosis. On the other hand, circulatory changes associ...

Journal: :The Annals of thoracic surgery 2008
Emily C Waisbren Louis-Mathieu Stevens Edwin G Avery Michael H Picard Gus J Vlahakes Arvind K Agnihotri

BACKGROUND Concomitant mitral regurgitation (MR) is frequently seen in patients undergoing aortic valve replacement (AVR) for aortic stenosis. This study was undertaken to characterize the magnitude of MR in these patients and identify factors associated with significant postoperative change. METHODS Between 2002 and 2006, 391 patients with stenotic AV disease but no structural mitral valve d...

Journal: :Folia morphologica 2004
Metin Demircin Murat Guvener O Faruk Dogan Selcuk Tunali M Mustafa Aldur H Hamdi Celik

The authors report a case of double-orifice mitral valve (DOMV) which showed mitral stenosis and mild insufficiency. An associated anomaly was secundum atrial septal defect. DOMV is an unusual congenital heart defect. The occurrence of this anomaly with or without secundum atrial septal defect is very rare. More often it is associated with other congenital malformations arising from atrioventri...

2005
ARTHUR SELZER

SIMILJARITIES between mitral stenosis and left ventricular failure, regarding their effects upon the pulmonary circulation and the right heart, have been known long before cardiac catheterization permitted their direct assessment. The advent of mitral valve surgery, a decade ago, stimulated widespread interest in the hemodynamies of mitral stenosis. On the other hand, circulatory changes associ...

Journal: :Circulation 2009
Masakiyo Nobuyoshi Takeshi Arita Shin-ichi Shirai Naoya Hamasaki Hiroyoshi Yokoi Masashi Iwabuchi Hitoshi Yasumoto Hideyuki Nosaka

Several diseases have been acknowledged as pathological causes for mitral valve stenosis (MS), of which rheumatic heart disease is the most prevalent. Rheumatic heart disease is a chronic manifestation of rheumatic carditis, which occurs in 60% to 90% of cases of rheumatic fever. Rheumatic fever is a late sequela to Group A -hemolytic streptococcal infection of the throat. The initial rheumatic...

2009
Naoya Hamasaki Hiroyoshi Yokoi Masashi Iwabuchi Hitoshi Yasumoto

Several diseases have been acknowledged as pathological causes for mitral valve stenosis (MS), of which rheumatic heart disease is the most prevalent. Rheumatic heart disease is a chronic manifestation of rheumatic carditis, which occurs in 60% to 90% of cases of rheumatic fever. Rheumatic fever is a late sequela to Group A -hemolytic streptococcal infection of the throat. The initial rheumatic...

Journal: :South African medical journal = Suid-Afrikaanse tydskrif vir geneeskunde 2009
Xolani Njovane

A 38-year-old man, a fit kick-boxer, known anabolic steroid user and marijuana smoker, collapsed with shortness of breath in the casualty department and died. On autopsy, he was found to be muscular and heavily built, and had cardiomegaly, enlarged paratracheal lymph nodes and pulmonary oedema. His heart had a large fibrous nodular mass in the mitral valve cusp; there were numerous small, infil...

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