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Results 101 - 150 of 1066
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Mikuckaite Lina - - 2009
OBJECTIVES: Annuloplasty is the most common surgical procedure for ischemic mitral regurgitation (MR) that improves symptoms but is also subjected to high incidence of recurrent MR. One of the reasons of recurrent MR could be further left ventricular (LV) remodeling. DESIGN: The study population consisted of 195 patients with ischemic ...
Benedetto Umberto - - 2009
OBJECTIVES: Optimal treatment of significant (>or=2+ grade) ischemic mitral regurgitation remains controversial, and the impact of mitral valve surgery (MVS) at the time of coronary artery bypass grafting (CABG) on early and late results has to be still clarified. METHODS: A systematic literature search for studies comparing CABG combined to ...
Bajona Pietro - - 2009
OBJECTIVE: To evaluate the effectiveness of a new off-pump mitral valve repair technology in restoring valve competency in a porcine model of acute mitral regurgitation. METHODS: Acute mitral regurgitation was induced in 6 anesthetized pigs by cutting anterior leaflet chordae. Artificial chordae were then transapically implanted on the prolapsing segment ...
Gray Peter H - - 2009
AIM: To determine cardiac outcomes of foetal hydrops as a result of twin-twin transfusion syndrome treated with laser surgery. METHODS: Hydrops identified in 16 recipient foetuses with twin-twin transfusion syndrome was treated with laser ablation surgery to anastomotic vessels. Prior to laser surgery, the foetuses were assessed by echocardiography for ...
Sajja Lokeswara R - - 2009
Mitral regurgitation is a frequent complication of ischemic heart disease. A retrospective study was performed on 127 patients with significant ischemic mitral regurgitation (regurgitant jet area > or =6.0 cm2 and/or vena contracta width > or =0.70 cm) who underwent elective mitral valve repair between January 2001 and October 2007. ...
Sack Stefan - - 2009
Functional mitral regurgitation in heart failure limits survival in a severity-graded fashion. Even mild mitral regurgitation doubles mortality risk. We report the use of a non-stented coronary sinus device to reduce mitral annulus dimension in order to re-establish mitral valve competence. The device (PTMA, Viacor, Inc., Wilmington, MA, USA) consists ...
Papadopoulou Klio - - 2009
INTRODUCTION: Functional mitral regurgitation (FMR) is a common complication in patients with ischaemic (ICM) or idiopathic dilated cardiomyopathy (DCM), as a consequence of left ventricular (LV) remodelling. The aim of this study was to elucidate the differences in FMR between patients with ICM and DCM utilising conventional and tissue Doppler ...
Martin L David - - 2009
OBJECTIVE: The traditional physical examination of the heart is relatively inaccurate. There is little information regarding whether cardiac hand-carried ultrasound performed by noncardiologists adds to the accuracy of physical examinations. The purpose of this study was to determine whether hand-carried ultrasound can add to the accuracy of hospitalists' cardiac physical ...
Mishra Animesh - - 2009
Submitral aneurysm is a congenital out pouching of the left ventricular wall invariably occurring adjacent to the posterior leaflet of the mitral valve. This rare cardiac entity was initially described among the natives of South and West Africa and is considered rare in the Indian subcontinent. The clinical picture is ...
Ennezat Pierre Vladimir - - 2009
Patients presenting with mitral regurgitation and acute heart failure remain a challenge for the clinicians. Bedside echocardiography ascertains the functional or primary nature of mitral regurgitation, thereby allowing to focus therapy on the left ventricle and mitral valve apparatus in patients with functional mitral regurgitation and to hasten mitral valve ...
Tekumit Hayrettin - - 2009
Ischemic mitral regurgitation, a complication of myocardial infarction, is associated with a poor prognosis and can result in postinfarction congestive heart failure. The preferred treatment of its chronic form is a matter of debate. Herein, we report the early and midterm results in 44 patients with chronic ischemic mitral regurgitation ...
Goland Sorel - - 2009
We sought to evaluate retrospectively the outcomes of patients at our hospital who had moderate ischemic mitral regurgitation and who underwent coronary artery bypass grafting (CABG) alone or with concomitant mitral valve repair (CABG+MVr).A total of 83 patients had a reduced left ventricular ejection fraction and moderate mitral regurgitation: 28 ...
Anyanwu Anelechi C - - 2008
This article reviews recent developments in the pathophysiology and management of ischemic mitral regurgitation. Recent imaging studies using three-dimensional echocardiography have added clarity to the mechanism responsible for this condition. This article also discusses recent studies on outcomes of surgical repair, including current results and potential risks of restrictive annuloplasty. ...
Inami Shu - - 2008
BACKGROUND: Ischemic mitral regurgitation (MR) is a serious complication after myocardial infarction, and the incidence of heart failure (HF) increases as the severity of MR increases. However, little is known about the relationship between mild MR and HF in the patients with old myocardial infarction (OMI) and a normal ejection ...
Nakamura Teruya - - 2008
A 78-year-old cachectic woman who previously had repair of atrial septal defect was admitted to the hospital for congestive heart failure. Cardiac workup revealed chronic constrictive pericarditis; no evidence of coronary or valvular disease was found. She underwent corrective surgery for pericardiectomy. Intraoperative transesophageal echocardiography after pericardiectomy demonstrated acute development ...
Leacche Marzia - - 2008
Limited donor availability for orthotopic cardiac transplantation has led surgeons to develop surgical alternatives to treat congestive heart failure as a result of ischemic cardiomyopathy. Coronary revascularization plays a clear role in patients with ischemic cardiomyopathy, substantial viable myocardium subtended by coronary stenoses, and presence of anginal symptoms. It is ...
O'Neill S G - - 2009
OBJECTIVES: To delineate the cardiac magnetic resonance (MR) appearances of cardiovascular disease (CVD) in patients with systemic lupus erythematosus (SLE), in comparison with transthoracic echocardiographs. METHODS: Cardiac MR was performed on 22 patients with SLE-11 with previous CVD and 11 matched controls-using late gadolinium contrast enhancement (LGE) to identify areas ...
Marasco Silvana F - - 2008
BACKGROUND AND AIM OF THE STUDY: Ischemic mitral regurgitation is present in a substantial proportion of patients presenting for coronary revascularization. Although patients with even mild to moderate ischemic mitral regurgitation (IMR) have a poorer long-term outcome, mitral valve repair in these cases can be unreliable due to the posterior ...
Balaram Sandhya K - - 2008
BACKGROUND: Abnormal positioning and size of the mitral valve contribute to the systolic anterior motion and mitral-septal contact that are important components of obstructive hypertrophic cardiomyopathy (HCM). The RPR repair (resection of the septum, plication of the anterior leaflet, and release of papillary muscle attachments) addresses all aspects of this ...
Fouilloux Virginie - - 2008
Dilated cardiomyopathy is often complicated by severe mitral regurgitation (MR) caused by dilation of the annulus. Heart transplantation remains the ultimate treatment when heart failure fails to respond to medical treatment. Mitral annuloplasty for severe MR in dilated or ischemic cardiomyopathy may delay or replace the need for heart transplantation. ...
Siminiak Tomasz - - 2008
The coronary venous system is routinely targeted during electrophysiological measurements or cardiac resynchronization therapy. However, several novel interventional techniques require coronary venous catheterization and visualization as well as transvenous delivery of devices and/or therapeutic agents. Recent reports suggest the possibility of a transvenous approach for the interventional treatment of refractory ...
Detaint Delphine - - 2008
OBJECTIVE: Congestive heart failure complicating aortic regurgitation is poorly described, and predictive roles of quantitative versus traditional (symptoms or low ejection fraction) surgical markers are unclear. METHODS: We prospectively enrolled 287 patients with aortic regurgitation (age, 61 +/- 17 years; 68% male) in whom we performed quantitative Doppler echocardiographic analysis ...
Padala Muralidhar - - 2008
Reoperation rates to correct left atrioventricular valve regurgitation after primary repair of atrioventricular canal defects remain relatively high. The causes of valvular regurgitation are likely multifactorial, and simple cleft closure is often insufficient to prevent recurrence. To elucidate the mechanisms leading to regurgitation, we conducted hemodynamic studies using isolated native ...
Alharthi Mohsen S - - 2008
Mitral valve regurgitation is a common valvular problem, particularly in developing nations. It causes significant morbidity and mortality, especially if the severity of valve regurgitation is underestimated. Echocardiography plays a significant role in the diagnoses, serial follow-up and management of patients with valvular heart disease. However, precise quantitation of the ...
Alkhalifa M S - - 2008
We determined the pattern and severity of valvular involvement in 100 Sudanese patients with rheumatic heart disease (RHD) in 2 centres in Khartoum in 2003. All the patients underwent history taking, physical examination and Doppler echocardiography. The commonest lesions were mitral regurgitation (84%) and aortic regurgitation (40%). Mitral stenosis alone ...
Milano Carmelo A - - 2008
BACKGROUND: Ischemic mitral regurgitation (IMR) has an adverse prognosis, but survival characteristics and management are controversial. This study reviewed a 20-year series of IMR patients managed with multiple approaches to assess and refine surgical strategies. METHODS: Patients having surgery for primary coronary disease from 1986 to 2006 were divided into ...
Nguyen Tom C - - 2008
Chronic ischemic mitral regurgitation is associated with mitral annular dilatation in the septal-lateral dimension and flattening of the annular 3-dimensional saddle shape. To examine whether these perturbations are caused by the ischemic insult, mitral regurgitation, or both, we investigated the effects of pure mitral regurgitation (low pressure volume overload) on ...
Ali Sulafa K M SK Department of Pediatric Cardiology, Sudan Heart Centre, Khartoum, Sudan. - - 2008
Non-compaction of the ventricular myocardium (NCVM) is an under-diagnosed cardiomyopathy. Patients diagnosed with NCVM at the King Abdulaziz Cardiac Centre, Riyadh, KSA from January 2000 to July 2004 and at the Sudan Heart Centre from August 2004 to July 2007 were included. Fifty-two patients with NCVM were identified (22 per ...
Cosyns Bernard - - 2010
The effects of erythropoietin administration on mitral regurgitation in patients with congestive heart failure have not yet been examined. After 2 months, erythropoietin treatment results in a significant reduction in left ventricular volumes and mitral regurgitation severity and improves hemodynamics.
Stewart Ralph A H - - 2008
BACKGROUND: A medical treatment that decreases the likelihood of left ventricular (LV) dysfunction or symptoms would benefit patients with moderate to severe degenerative mitral regurgitation. The aim of this pilot study was to determine the short-term effects of a beta-blocker on mitral regurgitant volume and LV work in these patients. ...
Geidel S - - 2008
OBJECTIVE: This study investigated the early and late results of restrictive mitral valve (MV) annuloplasty in patients with chronic mitral regurgitation (MR) and advanced ischemic (ICM) or dilated cardiomyopathy (DCM). METHODS: From October 2001 to September 2006, 121 patients (age: 69 +/- 9 years) with a left ventricular ejection fraction ...
Carabello Blase A - - 2008
In addressing the current therapy for mitral regurgitation (MR), it is useful to distinguish primary MR from secondary (functional) MR. In primary MR, abnormalities of one or more of the components of the mitral valve cause it to leak, imparting a volume overload on the left ventricle (LV). Severe prolonged ...
Wakil Ammar - - 2008
Recent trials suggest that using ergot-derived dopamine agonists such as cabergoline in the treatment of Parkinson's disease is associated with an increased risk of valvular heart disease. However, the dose of cabergoline used to treat hyperprolactinaemia is considerably less than that used in Parkinson's disease. A cross-sectional comparative assessment. Forty-four ...
Alsoufi Bahaaldin - - 2008
BACKGROUND: Optimal repair of anomalous origin of left coronary artery from pulmonary artery (ALCAPA) relies on the creation of a dual-coronary system. If the anomalous coronary arises at a long distance from the aorta, we use various coronary extension techniques to facilitate tension-free implantation. METHODS: Thirty patients underwent ALCAPA operations ...
Chiappini Bruno - - 2008
BACKGROUND AND AIM OF THE STUDY: Clinical and echocardiographic results were investigated to evaluate mitral valve repair in patients undergoing coronary artery bypass grafting (CABG) for ischemic cardiomyopathy (ICM) with moderately severe mitral regurgitation (MR). METHODS: A total of 78 patients (21 women, 57 men; mean age 69.5 +/- 7.8 ...
Donal Erwan - - 2009
AIMS: Mitral regurgitation (MR) is common and independently predicts mortality in patients with left ventricular (LV) systolic dysfunction. Its management remains challenging because of the complexity and variety of potential mechanisms implicated. We sought to determine which LV functional characteristics are the most important determinants of the severity of the ...
Varadarajan Padmini - - 2008
Chronic volume overload from chronic severe mitral regurgitation (MR) results in neuroendocrine activation similar to the heart failure syndrome despite normal left ventricular (LV) ejection fraction (EF). Hence, the hypothesis that beta-blocker (BB) therapy may have a beneficial effect in these patients was tested using a large observational cohort. Our ...
Bharucha Tara - - 2008
BACKGROUND: Three-dimensional echocardiography offers new insights into valvar function in atrioventricular septal defects (AVSDs). The aim of this study was to identify a morphological marker to predict the functional outcomes of left atrioventricular valves (AVVs) following the repair of AVSDs. METHODS: Twenty-nine consecutive patients were evaluated preoperatively using 2-dimensional and ...
Brown John W - - 2008
BACKGROUND: Anomalous origin of the left coronary artery from the pulmonary artery causes severe myocardial ischemia, global left ventricular dysfunction, and annular dilatation producing varying degrees of mitral regurgitation. Mitral regurgitation secondary to the left ventricular or papillary muscle dysfunction in infants will usually improve in the absence of ongoing ...
Westenberg Jos J M - - 2008
OBJECTIVE: Magnetic resonance imaging was used to evaluate left ventricular reverse remodeling at long-term follow-up (3-4 years) after restrictive mitral annuloplasty in patients with early stages of nonischemic, dilated cardiomyopathy, and severe mitral regurgitation. METHODS: Twenty-two selected patients (eligible to undergo magnetic resonance imaging) with mild to moderate heart failure ...
Walsh Mark A - - 2008
BACKGROUND: Significant mitral regurgitation is known to exacerbate left ventricular dysfunction in dilated cardiomyopathy. Although intervention on the regurgitant mitral valve is frequently described in adults, there is little pediatric data. METHODS: Five children (aged 3 months to 4 years) with dilated cardiomyopathy and mitral regurgitation underwent mitral valve repair ...
Omoto Tadashi - - 2008
OBJECTIVE: This study investigated the feasibility of mitral valve (MV) repair in patients with active or healed infective endocarditis (IE) with mitral regurgitation and evaluated effects on left ventricular (LV) function and structure. METHODS: Subjects comprised 19 patients who underwent MV operations for IE between December 2004 and September 2007. ...
Bharucha Tara - - 2008
INTRODUCTION: The mitral valvar complex is difficult to visualise accurately in only two dimensions. Three-dimensional echocardiography gives new insight into the dynamic changes of intra-cardiac structures during the cardiac cycle. The aim of this study was to study the mitral annulus in systole and diastole in normal children using three-dimensional ...
Bjerre Marianne - - 2008
BACKGROUND AND AIM OF THE STUDY: Ischemic mitral regurgitation (IMR) appears in 20-50% of patients after acute myocardial infarction, and entails an increased long-term mortality. In order to compensate for the diversified pathology in humans, this disease entity has been developed in pigs in order to allow investigations of therapeutic ...
Chung Sheng-Ying - - 2008
BACKGROUND: Ischemic mitral regurgitation indicates a poor prognosis after acute myocardial infarction (AMI). This study addresses the clinical characteristics and contribution of ischemic mitral regurgitation to the midterm survival rate of patients following first AMI in our institution. METHODS: Between January 2000 and December 2002, patients who underwent 2-dimensional color ...
Cotrufo Maurizio - - 2008
OBJECTIVES: Peak oxygen uptake (VO(2)) and ventilatory efficiency have prognostic implications in the population with congestive heart failure. This study evaluated quality-of-life functional capacity after the 2 treatment strategies of surgical ventricular restoration and transplantation for severe left ventricular dysfunction of ischemic cause. METHODS: The 75-patient study population (between 2004 ...
Soto M E - - 2008
OBJECTIVE:Takayasu Arteritis (TA) is a rare disease that mainly affects large elastic arteries. It is more frequently seen in Asia, the Mediterranean basin, South Africa and Latin America. We have characterized its clinical manifestations and identified the cardiovascular mortality predictors in a cohort of 110 Mexican Mestizo patients.MATERIAL AND METHOD:Retrospective ...
Akiyama Masatoshi - - 2008
PURPOSE: This study evaluated the short-term feasibility of a novel epicardial device that treats functional mitral regurgitation by simultaneously changing the mitral and the left ventricular geometry. DESCRIPTION: We implanted a prototype device that consists of 2 tissue anchors, a deflector, and a flexible tightening chord in 7 mongrel dogs ...
Agricola Eustachio - - 2008
Functional mitral regurgitation (FMR) is a common finding in patients with ischemic or nonischemic dilated cardiomyopathy as a complication of left ventricular (LV) dysfunction and remodeling associated with a fibrotic remodeling response of mitral leaflets to abnormal valvular loading. Although mitral valve tenting is the main determinant of FMR, clinical ...
Ishikawa Susumu - - 2008
A 65-year-old female with catecholamine-dependent ischemic cardiomyopathy was admitted to our hospital. Preoperative examination revealed severe triple vessel coronary artery disease, severe mitral valve regurgitation and left ventricular (LV) dilatation associated with low ejection fraction. Coronary artery bypass grafting with four distal anastomoses, mitral valve plasty using original papillary muscle ...
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