نتایج جستجو برای: heart valve replacement
تعداد نتایج: 549383 فیلتر نتایج به سال:
concomitant coronary artery bypass surgery (cabg) in patients undergoing mitral valve replacement (mvr) has been shown to be an important risk factor for hospital mortality. we evaluated preoperative characteristics, postoperative complications, in-hospital mortality rate, and length of stay in hospital for patients undergoing concurrent cabg with mvr. preoperative and postoperative clinical da...
OBJECTIVE Antiphospholipid syndrome (APS) is a rare coagulation disorder associated with recurrent arterial and venous thrombotic events. Heart valve abnormalities are commonly found in patients with APS. METHODS From March 1998 to March 2007, nine patients with APS underwent heart valve surgery using cardiopulmonary bypass. We retrospectively reviewed their clinical data, operative and posto...
BACKGROUND Functional tricuspid regurgitation (TR) occurs in patients with rheumatic mitral valve disease even after mitral valve surgery. The aim of this study was to analyze surgical results of TR after previous successful mitral valve surgery. METHODS From September 1996 to September 2008, 45 patients with TR after previous mitral valve replacement underwent second operation for TR. In tho...
Approximately 275 000 patients receive a heart valve replacement annually. Their choices and the choices of their surgeons are limited to either a metal valve replacement or a preserved (typically allogeneic or xenogeneic) tissue valve replacement. These patients are then subject to the morbidity associated with anticoagulation when mechanical valves are used or the limited durability of a biol...
BACKGROUND Pulmonary valve incompetence is usually well tolerated after tetralogy of Fallot repair but may result in late progressive right heart failure as manifested by increasing fatigue, dyspnea, and frequently arrhythmias. METHODS All patients who underwent pulmonary valve replacement in our center late after repair of tetralogy of Fallot were reviewed. RESULTS Eighty-five patients had...
OBJECTIVE Heart valve abnormalities are commonly found in patients with antiphospholipid syndrome but experience with valve replacement in such patients is limited. We analyzed the results of valve replacement in patients with this condition at our institution. METHODS Between 1989 and 2002, 10 patients with antiphospholipid syndrome (8 women, 2 men; aged 38-73 years, mean 49 years) with seve...
BACKGROUND Minimal data exist on the long-term survival of dialysis patients after cardiac valve surgery. Current practice guidelines of the American College of Cardiology/American Heart Association Task Force on the management of patients with valvular heart disease proscribe the use of bioprosthetic (tissue) valves in hemodialysis patients. METHODS AND RESULTS Dialysis patients hospitalized...
AIMS Because the elderly are increasingly referred for operation, we reviewed the results of cardiac surgery in patients of 80 years or older. METHODS AND RESULTS Records of 182 consecutive octogenarians who had had cardiac operations between 1992 and 1998 were reviewed. Follow-up was 100% complete. Seventy patients had coronary grafting (CABG), 70 aortic valve replacement, 30 aortic valve re...
background total correction of tetralogy of fallot (tof) anomaly in early childhood has been practiced in many centers with good results, but in some of patients after few years sever pulmonary valve insufficiency occurred. materials and methods at a cross- sectional study from january 2015 to january 2016, 10 patients who had history of primary repair of tof with free pulmonary insufficiency (...
Carcinoid heart disease is a rare but important cause of intrinsic right heart valve disorders leading to right heart failure. Occasionally, left-sided heart valves may also be involved. The characteristic cardiac pathological findings of carcinoid heart disease are endocardial thickening as a result of fibrous deposits on the endocardium. Echocardiographic examination and right heart catheteri...
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