نتایج جستجو برای: mitral valve surgery
تعداد نتایج: 442806 فیلتر نتایج به سال:
Background. Intraoperative transesophageal Doppler color flow imaging (TDCF) affords the opportunity to assess mitral valve competency immediately before and after cardiopulmonary bypass (CPB). The purpose of this study was to assess the utility of TDCF to assist in the selection and operative treatment of ischemic mitral regurgitation (MR). Methods and Results. Two hundred forty-six patients u...
Cardiac surgery for Jehovah's Witness (JW) patients is considered to be high risk because of patients' refusal to receive blood transfusion. We report a successful mitral valve replacement for recurrent mitral stenosis after OMC with minimally invasive right thoracotomy, without any transfusion of allogeneic blood or blood products. This minimally invasive mitral valve replacement through right...
background: atrial fibrillation is a common arrhythmia in patients with rheumatic mitral and other valve diseases who are candidates for valve repair surgeries. conversion of rhythm to sinus has positive effects on quality of life and lower use of medications. the aim of this clinical study was to evaluate the effectiveness of the radiofrequency ablation maze iii procedure in the treatment of a...
Introduction Mitral regurgitation (MR) is associated with an increase in mortality in patients with left ventricular dysfunction1, and more recently has also been associated with increased cardiac events even in asymptomatic patients2. The combination of a desire to improve survival as well as quality of life in symptomatic subjects accounts for the approximately 100,000 mitral valve operations...
Systolic anterior motion of the mitral valve is an uncommon complication of mitral valve repair, which requires immediate supplementary surgical action. Edge-to-edge suture is considered as an effective technique to treat post-mitral valve repair systolic anterior motion by clinical researchers. However, the fundamentals and quantitative analysis are vacant to validate the effectiveness of the ...
Left atrial appendage (LAA) occlusion is a treatment strategy to prevent blood clot formation in atrial appendage. Although, LAA occlusion usually was done by catheter-based techniques, especially percutaneous trans-luminal mitral commissurotomy (PTMC), it can be done during closed and open mitral valve commissurotomy (CMVC, OMVC) and mitral valve replacement (MVR) too. Nowadays, PTMC is perfor...
The object of this report is to record our experience with six patients in whom urgent surgical measures becaniz necessary as a result of cardiac valve destruction following bacterial endocarditis. The patients constitute a group of six in a total of 200 valve replacements and have been distinguished from three patients in whom, as a result of bacterial endocarditis, valve replacement was under...
BACKGROUND Mitral valve surgery for functional ischemic mitral regurgitation (MR) in high-risk patients, including those requiring multiple concomitant cardiac operations, carries a significant risk of morbidity and mortality. In patients undergoing surgical ventricular restoration, transventricular edge-to-edge repair provides an effective alternative to conventional mitral valve surgery. We r...
Pericardial hemangioma is very rare and their coincidence with other visceral hemamgiomas is exceptional. We are reporting a 72-year-old man with an incidentally discovered pericardial hemangioma during coronary artery bypass graft (CABG) and mitral valve replacement surgery and a prior history of multiple hepatic cavernous hemangiomas. This case has been reported due to its extreme rarity. To ...
Echocardiographic studies of the mitral valve were performed in 57 patients with pure or predominant mitral stenosis who subsequently underwent surgery (30 commissurotomy, 27 valve replacement). Mitral valve calcification was graded heavy (thick, conglomerate echoes), light (multiple, discrete linear echoes) or none (thin, single or duplicate signals). Valve mobility, measured as the excursion ...
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