نتایج جستجو برای: pulmonary valve stenosis
تعداد نتایج: 353888 فیلتر نتایج به سال:
introduction pulmonary vein stenosis includes narrowing of one or more pulmonary veins that may have congenital or acquired causes. congenital pulmonary vein stenosis is a rare condition and also a rare cause for pulmonary hypertension. since identifying the etiology of pulmonary hypertension plays a crucial role in medical and surgical planning, we decided to introduce a rare case of pulmonary...
Transcatheter balloon valvuloplasty had been established as the treatment of choice in patients with pulmonary valvar stenosis. Non surgical closure of secundum atrial defects by various occlusive devices is currently being evaluated. We report the first successful simultaneous transvenous Mansfield balloon dilation and Amplatzer septal occlusion in a 7-year-old girl with moderately severe pulm...
Complete surgical correction of transposition of the great arteries associated with subvalvular pulmonary stenosis carries a high mortality rate. A new surgical technique that achieves redirection of the ventricular outflows and relieves pulmonary stenosis by bypassing it, was successfully used to repair complete transposition of the great arteries associated with ventricular septal defect (VSD...
Double-chambered right ventricle (DCRV) is a rare congenital heart disorder involving 2 different right ventricle (RV) pressure compartments that is often associated with ventricular septal defect (VSD). Usually, the obstruction is caused by an anomalous muscle bundle crossing the RV from the interventricular septum to the RV free wall. We are reporting a case of double-chambered right ventricl...
The long-termfollow-up over a period of2 to 5years of thefirst 7 survivors of complete correction with homograft reconstruction in pulmonary outflow atresia and extreme Fallot has been studied. Symptomatically, the patients have remained excellent with return to normal of the chest x-rays and electrocardiograms. Investigation has shown continued good function of the homograft aortic valve in th...
Permanent complete heart block developed in a five year old child during balloon dilatation for pulmonary valve stenosis. Damage to the atrioventricular node by pressure from the inflated balloon may have caused the conduction defect.
Background: Pulmonary hypertension (PH) is common in patients with mitral valve disease. Objective: To determine the factors associated PH among disease, and similarities differences subgroups of stenosis (MS) regurgitation (MR). Materials Methods: Patients isolated moderate to severe organic disease were prospectively enrolled. was defined echocardiographically as pulmonary artery systolic pre...
background: pericardial effusion (pe) in down syndrome (ds) patients usually occur s secondary to hypothyroidism, but we have no report of massive pericardial effusion in euthyroid down syndrome patient with supravalvar pulmonary stenosis . case presentation: we report ed an 11-month-old male with down syndrome with massive pericardial effusion that had conservative ...
BACKGROUND The goal of repair of right ventricular outflow tract obstruction with or without Tetralogy of Fallot (TOF) is to eliminate valvular and/or subvalvular obstruction. However, this operation has a high risk of late complication of pulmonary insufficiency. In this study, we aimed to present early period results of our new technique that we call "V-Plasty" developed to prevent pulmonary ...
STUDY OBJECTIVE To prospectively address the question whether the assessment of valvular hemodynamics and myocardial function during low-dose dobutamine infusion can guide decision making in patients with aortic stenosis and left ventricular (LV) dysfunction. PATIENTS AND MEASUREMENTS Twenty-four patients with aortic stenosis and LV dysfunction (mean ejection fraction, 28%; New York Heart Ass...
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