نتایج جستجو برای: atrioventicular valve
تعداد نتایج: 107768 فیلتر نتایج به سال:
Eighteen percent of heart specimens with isolated ventricular septal defect also had a floppy mitral valve. There was no statistical difference in the incidence of floppy mitral valve in the three age groups considered (less than 1 year, 1 to 16 years and 17 to 91 years). In no patient was a floppy mitral valve considered to be the cause of death. Complications of floppy mitral valve (ruptured ...
BACKGROUND Failure of bioprosthetics is usually caused by calcification of the leaflets as a consequence of high tensile stresses. The stentless valve resembles native mitral valve anatomy, has a flexible leaflet attachment and a suspension at the papillary muscles, and preserves annuloventricular continuity. In this study, the effects of the stentless valve design on leaflet stress were invest...
abo and rh blood groups were studied in a total of 1680 patients with cardiovascular diseases (congenital n=547, valvular n=887 and coronary n=246). statistical analysis (x2and woolf’s test) showed significant excess of b/o in mitral valve, aortic valve total valvular diseases and heart diseases generally, also an increase of a/o in myocardial infarction. significant increase of the frequency o...
The aim of this randomized, prospective, study was to evaluate postoperative hospital mortality and morbidity after mitral valve repair by comparing two surgical techniques for resolving mitral valve insufficiency in elderly patients. In comparison were: mitral valve repair vs. mitral valve replacement in patients older than 70 years. In period from January 1st 2006 until August 30th 2009. Eigh...
ebstein's anomaly is defined as the significant apical displacement of the tricuspid valve causing tricuspid regurgitation. although a variety of concomitant lesions have been previously described, we herein introduce an unusual presentation. our patient was an 86-year-old man with a primary presentation of typical chest pain in the setting of recently diagnosed coronary artery disease with co...
introduction: body mass index (bmi) can affect cardiac morphology; however, the relationship between bmi and valvular heart diseases has not been thoroughly evaluated. this study aimed to determine the relationship between bmi and mitral valve prolapse (mvp) as one of the most common valve diseases worldwide. it can help us to better understand pathophysiology of this common disease. materials ...
introduction cerebral haemorrhage could complicate post operative course after cardiac surgery, especially after multiple mechanical valves replacement needing for anticoagulation. the interruption of vitamin k antagonists in this cases, to avoid the enhancement of the cerebral haemorrhage, can be performed with reasonable safety. case presentation we report the case of a patient who underwent ...
BACKGROUND Intermittent stuck valve after mechanical valve replacement surgery is a very rare and severe complication. CASE SUMMARY We present 1 case of a 53-year-old woman after aortic valve replacement for severe aortic valve stenosis combined with hypertrophy septum. She was diagnosed with intermittent stuck valve only 1 day after surgery by clinical symptoms, intraoperative transoesophage...
PURPOSE To elucidate the effects of prosthetic valve sound on a patient's quality of life (QOL). METHODS We compared the valve sounds of ATS, SJM, and Carbomedics (CM) based on assessments by 248 patients who underwent mechanical valve replacements from January 2000 to August 2003 at seven facilities in Japan. We used a self-administered questionnaire for evaluating patients' assessments of v...
BACKGROUND The relationship of aortic valve dysfunction and ascending aortic aneurysm is unclear in adults with bicuspid aortic valve disease. METHODS We retrospectively studied 134 consecutive out-patients (98 men, 36 women aged 43 ± 18 years) with bicuspid aortic valve disease. To investigate the relationship of ascending aortic aneurysm and aortic valve dysfunction we exclusively considere...
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