نتایج جستجو برای: balloon valvuloplasty
تعداد نتایج: 28381 فیلتر نتایج به سال:
Balloon aortic valvuloplasty is recommended in patients not suitable for transcatheter aortic valve implantation/aortic valve replacement (TAVI/AVR) or when such interventions are temporarily contraindicated. The number of performed balloon aortic valvuloplasty (BAV) procedures has been increasing in recent years. Valvuloplasty enables the selection of individuals with severe left ventricular d...
Percutaneous pulmonary balloon valvuloplasty as a procedure of choice in adults has been established since the last three decades. Even though the complications are rare, they are scarcely reported in the literature. We report such a case in an adult female patient of severe pulmonary valular stenosis in whom, entrapped catheter across the fossa ovalis was noted in chest x-ray and echocardiogra...
Balloon dilatation valvuloplasty was performed in 16 patients with pulmonary valve stenosis aged 10 days to 17 years. Gradients were reduced in all but two patients and were less than or equal to 20 mm Hg after the procedure in all but these two and one other. Unsatisfactory initial results in these three patients were attributed to the use of too small a balloon in one patient (gradient subseq...
OBJECTIVES To evaluate a novel hybrid balloon valvuloplasty procedure for severe congenital valvular aortic stenosis in low-weight infants, performed through the ascending aorta via median sternotomy. METHODS Eighteen infants (<90 days of age) with severe congenital aortic stenosis were included in this study. Hybrid balloon valvuloplasty procedures were performed in a hybrid operating room. ...
We have studied the long-term growth and development of seven infants who had been exposed during the foetal stage to ionising irradiation associated with percutaneous balloon mitral valvuloplasty between 1 April 1991 and 30 November 1993. We found that infants of mothers who underwent this procedure during the second and third trimester of pregnancy had normal long-term growth and development....
Introduction: Mitral stenosis is a prevalent valvular disease in developing countries. Percutaneous mitral balloon valvuloplasty (PMBV) is the gold standard treatment. The main objective of this study was to assess the initial results of PMBV in patients with mitral stenosis during 16 years (2002-2018) in Mashhad, Iran. Materials and Methods: From April 2002 to March 2018, 770 patients underwen...
BACKGROUND Closed pulmonary valvotomy for critical pulmonary stenosis has no apparent advantage over the percutaneous balloon technique, though it is used when balloon valvuloplasty fails. Experience of this technique at the Heart Institute, Tel Hashomer, since it was first used in 1973 has been reviewed. METHODS Thirty eight infants up to 1 year old (25 of them neonates--that is, nil to 1 mo...
Patients with aortic stenosis are susceptible to myocardial ischemia during hemodynamic stress, which may be caused by two mechanisms. First, vascular abnormalities inherent in myocardial hypertrophy may impair coronary vasodilation, limiting the ability to increase coronary blood flow to meet increased metabolic demands. Second, aortic stenosis itself may cause an imbalance between oxygen supp...
Prenatal intervention of severe fetal aortic valve stenosis by ultrasound-guided percutaneous balloon valvuloplasty has been performed to prevent the progression to hypoplastic left heart syndrome, and achieve biventricular circulation in neonates. Here we report a case of fetal aortic valvuloplasty prenatally diagnosed with aortic stenosis at 24 weeks of gestation and showed worsening features...
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