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Results 101 - 150 of 2011
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Cevik Cihan - - 2010
BACKGROUND AND AIM OF THE STUDY: Prosthetic valve thrombosis (PVT) is a serious complication that may cause significant morbidity and mortality. Despite advances in valve technology, patient education and adequate anticoagulation, the risk of PVT persists indefinitely. Certain clinical and prothrombotic states, including atrial fibrillation, insufficient anticoagulation and pregnancy, predispose ...
Osten Mark D - - 2010
BACKGROUND: Transcatheter aortic valve implantation (TCAVI) is an emerging alternative therapy to open-heart surgery in high-risk patients with symptomatic aortic stenosis. METHODS: Between January 2007 and May 2009, 46 patients underwent TCAVI with the 23 mm or 26 mm Edwards Sapien bioprosthesis via either the transapical (TA-AVI) or transfemoral (TF-AVI) ...
Musci Michele - - 2010
BACKGROUND AND AIM OF THE STUDY: A retrospective analysis was conducted of the early and long-term results of mitral valve repair (MVRep) and mitral valve replacement (MVR) in patients with isolated infective mitral valve endocarditis. METHODS: Between May 1986 and December 2007, a total of 1,163 patients with active infective ...
Kanafani Zeina - - 2010
In a recent randomized trial of Staphylococcus aureus bacteremia and native valve endocarditis, daptomycin was found not inferior to standard therapy. We summarized findings in the subgroup of patients with endocarditis according to the Duke criteria. Patients were randomly assigned to receive daptomycin 6 mg/kg/day or standard therapy (vancomycin 1g ...
Macedo Francisco Igor B - - 2010
Patients with very low left ventricular ejection fraction (LVEF) are at high risk for valve surgery. We herein present our experience with beating heart valve surgery in such patients. From May 2000 to October 2006, 346 consecutive patients underwent beating heart valve surgery. Of these, 50 patients had LVEF <30%: ...
Viganò Giorgio - - 2010
Tricuspid valve replacement (TVR) is associated with high mortality and morbidity. Frequently, TVR is performed in critically ill patients with high frequency of re-intervention. We analyzed our experience in TVR focusing on predicting risk factors, mid-term survival and quality of life assessed with a Short-Form 36 Health Survey (SF-36) questionnaire. ...
Tlaskal Tomas - - 2010
This study aims to analyse long-term results after correction of truncus arteriosus in all patients operated in one institution over 28 years. Between 1981 and 2009, 83 patients, median age 54 days, underwent repair of truncus arteriosus. Interrupted aortic arch was present in 14 (17%), severe truncal valve insufficiency in ...
Shaikhrezai Kasra - - 2010
BACKGROUND: Reoperative cardiac surgery is being performed with increasing frequency. Third-time aortic valve surgery remains a rare procedure. We retrospectively analyzed the outcome of third-time aortic valve replacement (AVR) at our institution. METHODS: Between 1990 and 2005, 49 patients underwent third-time AVR. Data analyzed included preoperative patient characteristics, type of ...
Inan Mustafa Bahadir - - 2010
OBJECTIVE: Brucellosis is frequently seen in Mediterranean and Middle East countries, including Turkey. We report the medical and surgical management of 31 cases of native endocarditis. MATERIAL AND METHOD: Thirty-one patients were admitted to our clinic with suspected Brucella Endocarditis. The diagnosis was established by either isolation of Brucella species, ...
Brown John W - - 2010
OBJECTIVE: This study compared clinical outcomes of patients receiving CryoValve SG decellularized pulmonary valves with those of patients receiving conventionally processed CryoValve pulmonary valves. METHODS: All consecutive patients undergoing Ross procedures and right ventricular outflow tract reconstructions with SG valves at 7 institutions (February 2000-November 2005) were assessed retrospectively (193 ...
Aagaard Jan - - 2010
The CarboMedics Top Hat supraannular aortic valve provides an orifice-to-annulus ratio of 1:1 in most patients, and enhances patient outcomes. This study compared the midterm echocardiographic parameters of 52 patients undergoing aortic valve replacement with a Top Hat valve with those in other studies of Top Hat or CarboMedics intraannular ...
Florath Ines - - 2010
This study identifies high-risk octogenarians for surgical aortic valve replacement (AVR) because with the current advances in transcatheter valve therapy, a definition of patient selection criteria is essential. Between 1996 and 2006, 493 consecutive octogenarians with symptomatic aortic stenosis underwent AVR with and without (51%) concomitant coronary artery bypass grafting ...
Holinski Sebastian - - 2010
The EuroSCORE generally overestimates the risk of standard aortic valve replacement (AVR). The predictive value of this risk algorithm for high-risk patients undergoing stentless AVR is unclear; therefore, we compared the EuroSCORE prediction with our results in this patient population. One hundred thirty-two patients with a logistic EuroSCORE of at ...
Kidher Emaddin - - 2010
A best evidence topic in cardiac surgery was written according to a structured protocol. The question addressed was whether there is a relationship between hospital or surgeon volume (SV) and postoperative outcome in adult aortic or mitral valve surgery. One hundred and sixty papers were found using the specified search ...
Cohen Gideon - - 2010
OBJECTIVE: The benefit of stentless valves remains in question. In 1999, a randomized trial comparing stentless and stented valves was unable to demonstrate any hemodynamic or clinical benefits at 1 year after implantation. This study reviews long-term outcomes of patients randomized in the aforementioned trial. METHODS: Between 1996 and 1999, ...
Boeken U - - 2010
BACKGROUND: It is still unclear whether biological or mechanical valves should be preferred in patients on chronic dialysis therapy. PATIENTS AND METHODS: We retrospectively analyzed data from 104 patients (66.5 +/- 8.6 years) with end-stage renal failure (RF) who underwent aortic or mitral valve replacement between 2002 and 4/2008. Mechanical ...
Howell Neil J - - 2010
BACKGROUND: Data suggest that patient-prosthesis mismatch (PPM) adversely effects late survival after aortic valve replacement (AVR). This study examined the incidence and implications of PPM in patients undergoing isolated AVR. METHODS: Prospectively collected data on patients undergoing isolated AVR for aortic stenosis between January 1, 1997 and December 31, 2007 ...
Porres-Aguilar Mateo - - 2010
Pneumococcal endocarditis is a very serious and rare clinical entity that results in significant morbidity and high mortality rates. It causes severe disease and is typically seen in alcoholics and immunocompromised patients. Antimicrobial therapy and timely surgery are warranted for optimal management and improving outcomes. We present a case of ...
Albert Alexander - - 2010
BACKGROUND AND AIM OF THE STUDY: Recent data have demonstrated an impact of higher postoperative mean pressure gradient (MPG) across the subcoronary Freestyle stentless bioprosthesis on the mid-term quality of life, but not on that of survival. Thus, the question remains that, with a prolonged follow up, would an effect ...
Katayama Takuji - - 2010
We present a 78-year-old woman with prosthetic valve endocarditis due to Stenotrophomonas maltophilia (S. maltophilia) 3 years after mitral valve replacement. Administration of sulfamethoxazole-trimethoprim was effective; however, it was discontinued because of side effects, which led to failure of antibiotic therapy. Complications of multiple cerebral infarction and paravalvular abscess developed. ...
Beholz Sven - - 2010
BACKGROUND AND AIM OF THE STUDY: The study aim was to investigate the early results, hemodynamics and left ventricular remodeling after aortic valve replacement (AVR) with the Freedom SOLO valve, a bovine pericardial valve bioprosthesis, using a single running suture line in a supra-annular position. METHODS: Between July 2004 and ...
Nugteren Laura Beth - - 2010
While studies of health-related quality of life (HRQOL) are increasing among cardiovascular patients, very few have examined HRQOL in persons with aortic stenosis (AS). A critical review of studies (1997-2008) of HRQOL in persons with AS was conducted to summarize findings and identify clinical and research implications. Twenty-eight studies were ...
Jamieson W R Eric - - 2010
BACKGROUND: The effect of prosthesis-patient mismatch on long-term survival after aortic valve replacement has received considerable attention but there remains controversy. This study was performed to determine the predictors of mortality after aortic valve replacement and influence of prosthesis-patient mismatch on survival. METHODS: Contemporary mechanical prostheses and bioprostheses were implanted ...
Legius Barbara - - 2010
Ebstein's anomaly, characterized by an apical displacement of the tricuspid valve into the right ventricle, occurs in approximately 1/200,000 live births. Because long-term follow-up data of adults with Ebstein's anomaly are scarce, we evaluated the outcome of our Ebstein's anomaly patients. All patients >16 years and registered in the congenital ...
Takahashi Yosuke - - 2010
PURPOSE: Generally, right ventricular outflow tract reconstruction in adults is performed using homografts or xenograft. However, sufficient graft material is difficult to obtain and has the problems of calcification and structure destruction. We, therefore, evaluated using expanded polytetrafluoroethylene- (ePTFE)-valved conduits with bulging sinuses for right ventricular outflow tract reconstruction in ...
Tchetche Didier - - 2010
AIMS: Transcatheter aortic valve implantation (TAVI) is performed through a transarterial approach with encouraging results in "one-type valve" registries. We report 30-day data from a mixed population of patients treated with either Medtronic CoreValve (MCV) or Edwards SAPIEN (ES) valves. METHODS AND RESULTS: Forty-five patients had TAVI via the transarterial ...
Rohwer Sievert - - 2010
The functional life span of feathers is always much less than the potential life span of birds, so feathers must be renewed regularly. But feather renewal entails important energetic, time and performance costs that must be integrated into the annual cycle. Across species the time required to replace flight feather ...
Baan J - - 2010
Objective. To report the feasibility, safety and efficacy of percutaneous aortic valve implantation (PAVI) with the CoreValve self-expanding aortic valve bioprosthesis in elderly patients with aortic valve stenosis who are rejected for surgery or have a high surgical risk.Methods. PAVI using the CoreValve ReValving System was performed under general anaesthesia ...
Li Qing-guo - - 2010
As the physiologic results of valve surgery have improved dramatically in recent years, the cosmetic effect of the procedure gains increased attention, and various alternatives to the standard median sternotomy have been developed for mitral valve surgery. We report a new minimally invasive and cosmetic approach for mitral valve replacement. ...
Nguyen Duc Trung - - 2010
In the surgical treatment of acute aortic valve infective endocarditis (IE), the long-term outcome depending on the choice of valve replacement remains uncertain. We aimed to compare the impact on 5-year mortality of use of three types of implanted valves: bioprosthesis (heterograft), mechanical prosthesis and homograft. A total of 167 ...
Jilaihawi Hasan - - 2010
AIMS: Prosthesis-patient mismatch (P-PM) is an important determinant of morbidity and mortality following open aortic valve replacement. The aims of this study were to report its incidence and determinants following transcatheter aortic valve implantation (TAVI) with the Corevalve bioprosthesis, which have-thus far-not been described. METHODS AND RESULTS: Patients with severe ...
Enoch D A - - 2010
Daptomycin is a novel lipopeptide with activity against Gram-positive organisms including enterococci. It is licensed for the treatment of Staphylococcus aureus bacteraemia and right-sided endocarditis, but not endocarditis due to Enterococcus spp. We report a case of enterococcal prosthetic valve endocarditis with an aortic root abscess in an elderly patient ...
Yaghoubi Mohsen - - 2011
The clinical effectiveness of heart valve replacement surgery has been well documented. Mechanical and homograft valves are used routinely for replacement of damaged heart valves. Homograft valves are produced in our country but we import the mechanical valves. To our knowledge the cost-effectiveness of homograft valve has not been assessed. ...
Starakis Ioannis - - 2009
Prosthetic valve endocarditis (PVE) is a grave medical entity with potentially fatal end results. The disease encompasses a rather small but, in the same time, vital part of IE incidents that is probable to be augmented in future years. PVE occurs in 1-4% of valve recipients during the first year ...
Brugraro P - - 2009
A case of prosthetic valve endocarditis due to methicillin susceptible Staphylococcus aureus (MSSA) with cerebral metastatic seeding is described. The patient is a 61 year old man with diabetes mellitus, chronic renal failure and previous bacterial endocarditis. Despite appropriate MSSA therapy, the patient was eventually cured with the introduction of ...
Klieverik Loes M A - - 2009
BACKGROUND: Surgical intervention for persistent active native aortic valve endocarditis (NVE) remains challenging. We analyzed our combined experience with allografts and mechanical prostheses (MP) in NVE operations. METHODS: Between 1980 and 2002, 138 patients (81% males) underwent aortic valve replacement for NVE in 2 centers (106 allografts; 32 MPs). Perioperative ...
Gregoric Igor D - - 2009
BACKGROUND: We analyzed our use of the TandemHeart Percutaneous Ventricular Assist Device (Cardiac Assist Inc, Pittsburgh, PA) as a rescue therapy for patients with cardiac arrest or severe refractory cardiogenic shock (SRCS) before or after aortic valve replacement (AVR) for critical aortic valve stenosis. METHODS: We reviewed the records of ...
Lee Teng C - - 2009
BACKGROUND: Reports of minimally invasive tricuspid valve operations are rare. We reviewed our experience and results of tricuspid valve operation using mini-thoracotomy during an 11-year period. METHODS: Consecutive patients (n = 141) undergoing tricuspid valve operation using mini-thoracotomy were retrospectively analyzed. Access was through a 6-cm right thoracotomy and cardiopulmonary ...
Bachour Khaled - - 2009
BACKGROUND: Left-sided native valve infective endocarditis (LNVIE) can result in mitral (MP) and aortic (AP) valve perforation, the prognostic significance of which remains poorly defined. HYPOTHESIS: Valvular perforation is associated with worse outcomes. METHODS: Retrospective review of patients with LNVIE during 1998-2005 was performed to examine characteristics and outcome predictors ...
Vohra Hunaid A - - 2010
We set to examine the mid-term outcome after aortic valve replacement (AVR) with Soprano pericardial stented bioprosthesis measuring <or=20 mm. Sixty-eight patients underwent AVR between June 2003 and January 2006 (50 women; median age 77 years; range 60-89 years). Preoperatively, 60 patients (88.2%) were in New York Heart Association (NYHA) ...
Malhotra Sunil P - - 2009
BACKGROUND: Favorable outcomes in Ebstein's anomaly are predicated on tricuspid valve competence and right ventricular function. Successful valve repair should be aggressively pursued to avoid the morbidity of prosthetic tricuspid valve replacement. We report our experience with valve-sparing intracardiac repair, emphasizing novel concepts and techniques of valve repair supplemented by ...
Wendt Daniel - - 2010
BACKGROUND: The European System for Cardiac Operative Risk Evaluation (EuroSCORE) is one of the most prominent scores used for the evaluation of predicted mortality in cardiac surgery. The aim of our study was to analyze the logistic and additive EuroSCORE in view of its accuracy for patients undergoing isolated aortic ...
Stassano Paolo - - 2009
OBJECTIVES: The aim of this study was to determine long-term results between bioprosthetic (BP) and mechanical (MP) aortic valves in middle-aged patients. BACKGROUND: It has not been established which is the best aortic valve substitute in patients ages 55 to 70 years. We conducted a randomized study to compare long-term ...
Wendt Daniel - - 2009
BACKGROUND AND AIM OF THE STUDY: Hemodynamic function and clinical outcomes were compared between the bovine pericardial Edwards Perimount Magna (EPM) and the porcine Medtronic Mosaic Ultra (MMU) aortic valve prostheses. METHODS: Between January 2003 and June 2007, a total of 227 consecutive patients was prospectively enrolled, and received either ...
Nakamura Yoshitsugu - - 2009
BACKGROUND AND AIM OF THE STUDY: The optimal procedure and prosthesis remains debatable for aortic valve replacement (AVR) in high-risk elderly patients in whom the aortic annulus is too small to allow a standard AVR procedure with even the smallest sized bioprosthetic valve available. Herein are reported the early and ...
Luciani Giovanni Battista - - 2010
OBJECTIVES: Autograft dilatation is leading to an increase in root reoperations late after the Ross procedure. A 14-year clinical experience was reviewed to define the feasibility and outcome of the autograft valve-sparing root reoperation. METHODS: One hundred twenty-six patients surviving an average of 7.4 +/- 9.9 years after the Ross ...
Wong Chi Wing - - 2009
AIM: We aim to evaluate the clinical characteristics and outcome of infective endocarditis in our hospital, and the prognostic significance of recurrent endocarditis. METHODS: A single centre retrospective review of all cases of infective endocarditis (IE) was undertaken for a 5-year period from June 2002. RESULTS: There were 57 episodes ...
Park Choung Kyu - - 2009
BACKGROUND: The purpose of this study was to compare the early and midterm results of tricuspid valve replacement (TVR) versus tricuspid valve repair (TVr) for late tricuspid regurgitation after left-sided valve surgery. METHODS: Fifty-one consecutive patients who underwent tricuspid valve surgery after left-sided valve surgery between January 1995 and April ...
Shinn Sung Ho - - 2009
Triple valve surgery is usually complex and carries a reported operative mortality of 13% and 10-yr survival of 61%. We examined surgical results based on our hospital's experience. A total of 160 consecutive patients underwent triple valve surgery from 1990 to 2006. The most common aortic and mitral valve disease ...
Shinkawa Takeshi - - 2010
OBJECTIVE: The objective of this study was to review the long-term results of symptomatic patients with Ebstein anomaly in the neonatal period. METHODS: The medical records of 40 neonates with a diagnosis of Ebstein anomaly who were admitted to our institution between January 1988 and June 2008 were retrospectively reviewed. ...
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