نتایج جستجو برای: congenital aortic stenosis
تعداد نتایج: 274407 فیلتر نتایج به سال:
soon after successful results of balloon valvuloplasty in treatment of congenital pulmonary stenosis, use of this technique for relief of congenital aortic stenosis (as) was attempted in different parts of the world. with the purpose of assessment the value of valvuloplasty in comparison with surgical valvotomy in relief of congenital as, we retrospectively studied 115 patients with valvar as, ...
Background: Balloon valvuloplasty is a relatively new technique for relief of obstruction of aortic valve. The primary results of this procedure are similar to surgical valvotomy with fewer complications and mortality. Materials and methods: One hundred fifty-five patients with congenital aortic stenosis were enrolled in this study over a period of 6 years (1991-1997). Participants were all un...
Partial muscular inter-ventricular septal defect (VSD) or Pacman heart is a rare congenital or occasionally acquired anomaly. Concurrent Pacman heart and Shone's complex are extremely rare and have never been reported until now. We described a 37-year-old male patient with congenital Pacman heart, flail mitral valve (FMV), and a history of multiple congenital anomalies, including subvalvular ao...
Congenital aortic stenosis in children is characterized by low left ventricular systolic wall stress allowing for supernormal ejection performance. In contrast, adults with acquired aortic stenosis have normal or excessive systolic wall stress resulting in either normal or subnormal ejection performance. In this study young children with congenital aortic stenosis, older children and adults wit...
Thrombotic events are very unusual in neonatal period. This congenital anomaly may be caused by certain risk factors such as polycythemia, perinatal asphyxia, septicemia, maternal diabetes, dehydration, and low cardiac output, or it may occur upon catheterization of central lines. A 20-day-old neonate was referred to our ward with primary signs of hypertrophic cardiomyopathy (HCMP). Echocardiog...
Aortic Stenosis 1. Bergeron J, Abelmann WH, Vasquez-Milan H, Ellis LB: Aortic stenosis clinical manifestations and course of the disease. Arch Intern Med 94: 911, 1954 2. Mitchell AM, Sackett CH, Hunzicker WJ, Levine SA: The clinical features of aortic stenosis. Am Heart J 48: 684, 1954 3. Braverman IB, Gibson S: The outlook for children with congenital aortic stenosis. Am Heart J 53: 487, 1957...
Children with congenital aortic stenosis have "excessive" left ventricular hypertrophy with reduced resting systolic wall stress that allows for supernormal ejection performance. If aortic stenosis is uncorrected, this pattern persists until adulthood. The effect of removing the aortic pressure gradient on left ventricular hypertrophy and wall stress in children with congenital aortic stenosis ...
Bicuspid aortic valve is traditionally considered an innocuous congenital anomaly. Due to a better and widespread availability of non-invasive imaging techniques, it has come to the fore that 30% of these cases develop complications, viz., valve abnormality (aortic regurgitation and stenosis), and aneurysm of aortic root and ascending aorta. Sinus of Valsalva aneurysm is an uncommon complicatio...
Three patients with severe congenital aortic stenosis in whom there was unusual thickening of the aortic valve associated with supra-aortic stenosis and aortic hypoplasia are described. The clinical presentation suggested the diagnosis of organic subaortic stenosis and surgical management presented problems. It is suggested that the aortic stenosis in these patients may be part of a more diffus...
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