نتایج جستجو برای: heart valve prosthesis
تعداد نتایج: 483515 فیلتر نتایج به سال:
AIMS A comprehensive description of transcatheter heart valve (THV) failure has not been performed. We undertook a systematic review to investigate the aetiology, diagnosis, management, and outcomes of THV failure. METHODS AND RESULTS The systematic review was performed in accordance with the PRISMA guidelines using EMBASE, MEDLINE, and Scopus. Between December 2002 and March 2014, 70 publica...
Objective: To test the hypothesis that mitral valve prosthesis±patient mismatch increases postoperative mortality. Methods and results: The effect of mitral valve prosthesis±patient mismatch on survival in a cohort of consecutive patients after mitral valve replacement with a mechanical prosthesis was measured, focusing on the lower tail of the normal distribution curve of the prosthetic valve ...
Extensive mitral annulus calcifications are considered a contraindication for valve surgery. We describe the case of a 76-year-old female with severe mitral and aortic stenosis associated with extensive calcifications of the heart. The patient underwent an open mitroaortic valve replacement using transcatheter aortic valve implantation with an Edwards SAPIEN XT valve (Edwards Lifesciences Corp....
A case of fatal thrombosis of Starr-Edwards mitral valve prosthesis associated with bacterial endocarditis is presented. The role of inadequate anticoagulation and bacterial endocarditis in the formation of massive thrombus on the valve prosthesis is discussed. The detection of disappearance of a dLstinct click sound in a patient with a previously functioning Starr-Edwards mitral valve prosthes...
year: the lowest in the youngest age group and the highest in the oldest. Intracranial haemorrhage was seen at an unacceptable rate (0.6–0.7/year) in all age groups. Therefore, the authors conclude that the use of mechanical AVR below the age of 60 years is associated with a similar rate of intracranial bleeding as seen in older patients. This report shows the deleterious effect of over-anticoa...
BACKGROUND Severe tricuspid valve (TV) dysfunction may lead to surgical TV replacement with a biological valve prosthesis in patients with congenital heart disease. To expand the lifetime of this valve and reduce the number of surgeries, percutaneous TV implantation (PTVI) may be an effective alternative to repeated surgery. We report on our 2-center experience with PTVI. METHODS AND RESULTS ...
REPLACEMENT of nonfunctioning valves is a significant recent advancement in the correction of cardiac valvular disease. The most widely used artificial device replacing the mitral valve is the Starr-Edwards ballvalve prosthesis.' Its effectiveness was shown in recent reports by the marked clinical improvement in properly selected patients.2 However, cardiologists and cardiac surgeons are faced ...
An 80-year-old woman with a history of surgical aortic valve replacement 21 mm St. Jude Medical Biocor porcine 14 years prior presented New York Heart Association (NYHA) class III symptoms, severe insufficiency from degenerated prosthesis, and large echocardiographic mobile mass representing highly prosthetic leaflet. The patient worsened to NYHA IV symptoms despite medical management. Society ...
BACKGROUND Carcinoid tumor with consecutive endocardial fibroelastosis of the right heart, known as carcinoid heart valve disease (CHVD) or Hedinger's syndrome, is accompanied by combined right-sided valvular dysfunction with regurgitation and stenosis of the affected valves. Cardiac surgery with replacement of the tricuspid and/or pulmonary valve is an established therapeutic option for patien...
SINCE the introduction of artificial heart valves, investigators have been continuously modifying them, endeavoring to eliminate complications associated with their use. -3 The Starr-Edwards ball-valve prosthesis was the first to be widely accepted; however, problems due to its weight, cage size, and resistance to blood flow have stimulated the search for a better prosthetic device. In spite of...
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