نتایج جستجو برای: pulmonary stenosis
تعداد نتایج: 280525 فیلتر نتایج به سال:
Previous studies in this series demonstrated structural changes in the pulmonary vascular bed as the result of mitral valvular disease and other cardiac disorders. The present study demonstrates changes in the lungs as the result of chronic left ventricular failure; these changes were like those produced by mitral stenosis. The most pronounced disturbance was medial hypertrophy. The exact mecha...
The present report describes a male newborn with a pulsatile structure beneath the sternum. Echocardiography showed common atrium, a single ventricle, mitral atresia, double outlet right ventricle, subpulmonary stenosis, small pulmonary artery branches, and a thin walled ventricular diverticulum suggestive of Cantrell's syndrome. The diverticulum was resected to prevent life threatening events ...
BACKGROUND Mitral stenosis is the most important and common cardiac complication seen during pregnancy. Conception is discouraged in cases where pulmonary hypertension develops during the course of mitral stenosis. Successful general and regional anaesthetic interventions have been reported in some cases of severe pulmonary hypertension. CASE REPORTS We present our experiences with anaestheti...
Flash pulmonary edema is a condition characterized by sudden and recurrent episodes of dyspnea at rest resulting from acute pulmonary venous congestion in the presence of normal or well-preserved LV systolic function. This is usually associated with bilateral renal artery stenosis or stenosis of a single surviving kidney. We report here a case of a 58-year-old man, a patient of coronary artery ...
BACKGROUND In patients with complex pulmonary stenosis or atresia, a detailed delineation of all sources of pulmonary blood supply is necessary for planning surgical and transcatheter procedures and usually requires diagnostic cardiac catheterization. The goals of this study were to determine whether gadolinium-enhanced 3D magnetic resonance angiography (MRA) can provide a noninvasive alternati...
Introduction: Arterial tortuosity syndrome (ATS), an autosomal recessive rare connective tissue disorder characterized by tortuosity, elongation and stenosis in the large and medium sized arteries. It manifestations include vascular and nonvascular connective tissue related symptoms. In this literature we describe the first cases of ATS from Iran. Case report: A six-months-old female wa...
BACKGROUND Pulmonary hypertension complicating severe aortic stenosis increases morbidity and mortality. Causes and mechanisms of this are unclear. METHODS This is a retrospective observational study of 626 patients with severe aortic stenosis who had measurable pulmonary arterial pressure by Doppler echocardiography. Clinical, echocardiographic and pharmacological data were related to the pr...
Scalar electrocardiograms of 31 patients with double-outlet right ventricle (19 with and 12 without pulmonary stenosis) were correlated with the hemodynamic and anatomic findings. Atrioventricular conduction defects, intraventricular conduction delay, and counterclockwise frontal-plane loops were found less often than formerly reported. Counterclockwise frontal-plane loops were found with, as w...
This lecture is based on a review of my experiences in the treatment of 198 patients with pulmonary valve stenosis, a condition that has occupied a great deal of my attention during the last twelve years. I hope that it will be of value to you even though it deals with a subject with which we are all familiar today. The term pulmonary stenosis is, of course, a generic one for all types of the c...
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