Search Results
Results 351 - 400 of 1069
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Karapandzic Vesna M - - 2008
BACKGROUND: Does preoperative revascularization of the myocardium reduce cardiac risk in noncardiac surgery? The aim of this study was to evaluate the clinical effectiveness of preoperative cardioprotection by coronary artery revascularization in abdominal nonvascular surgery under general anesthesia. MATERIALS AND METHODS: The observational clinical study included 111 consecutive patients with ...
Pöling Jochen - - 2008
BACKGROUND: The purpose of this study was to validate myocardial microdialysis measurements in patients after myocardial infarction with or without associated postoperative functional recovery in order to develop a highly sensitive tool for real-time in vivo detection of microcellular disorder during cardiac operations. METHODS: In 20 patients undergoing coronary artery ...
Darwazah K A - - 2007
Myocardial revascularization among patients with porcelain aorta is a real dilemma regarding bypass technique, choice of conduit and site of proximal anastomosis. The experience reported here is about two cases of patients (aged 28 and 73 years) with porcelain aorta. Both patients had successful myocardial revascularization using beating heart technique. ...
Long Stewart M SM - - 2007
We report four cases of lower extremity malperfusion complicating acute type A dissection. Two patients were treated with acute type A dissection repair, followed by axillobifemoral bypass grafting when malperfusion persisted after aortic replacement and required dialysis. Two patients were managed with lower extremity revascularization procedures before acute type A ...
Miller Pamela S - - 2007
Health disparities and vulnerability are embedded within the context of historical and contemporary dynamics, and are confounded by inequities in access to quality healthcare. Early management and preventive therapy has been the cornerstone of cardiovascular medicine for acute coronary syndromes. Invasive cardiac strategies, including revascularization with percutaneous coronary intervention or ...
Davé Shoban - - 2007
BACKGROUND: Intravenous immunoglobulin (IVIG) may cause thromboembolic events. Although such events are usually associated with large IVIG doses administered to treat neurologic diseases, thromboembolic events may also occur with standard immunodeficiency doses. OBJECTIVE: We describe a 65-year-old man with common variable immunodeficiency (CVID) who experienced angina and myocardial infarction with ...
Ye Zhong-Xuan - - 2008
OBJECTIVES: This study aimed to investigate whether baseline serum levels of matrix metalloproteinases (MMPs) could predict long-term prognosis of coronary revascularizations. DESIGNS AND METHODS: Ninety-one consecutive patients receiving coronary revascularizations (58 percutaneous coronary interventions and 33 coronary artery bypass graft surgeries) for stable coronary artery disease (CAD) were studied. Baseline ...
Martuscelli Eugenio - - 2008
OBJECTIVE: In patients with multivessel coronary artery disease and total occlusion of major epicardial vessel, completeness of revascularization has not been investigated in specific trials comparing the surgical and the percutaneous revascularization strategy. Analyzing the database of the CABRI study, which randomized a substantial number of these patients, we investigated ...
Mack Michael J - - 2007
PURPOSE OF REVIEW: Clinical decision-making in coronary artery disease relies heavily on evidence-based medicine. Data from randomized controlled trials constitute the highest order of evidence and remain the standard for comparisons between therapies. While comprehensive, observational databases lack the scientific rigor of randomized controlled trials, they represent a more accurate ...
Danciu Sorin C - - 2007
Computed tomographic angiography (CTA) has been validated for noninvasive assessment of coronary anatomy. The aim was to establish whether CTA could guide the use of invasive coronary angiography (ICA) in symptomatic patients with intermediate risk after myocardial perfusion stress imaging (MPSI). From April 2005 to February 2006, patients referred for ...
De Maria Renata - - 2007
BACKGROUND: Whether patency of a second diseased vessel still impacts myocardial perfusion when complete revascularization of the left anterior descending coronary artery (LAD) territory has been achieved is currently undetermined. In patients with 2-vessel coronary artery disease and complex LAD lesions, we evaluated the impact of single LAD or integrated ...
On Kei - - 2007
BACKGROUND: Magnetocardiography (MCG) is sensitive to minute cardiac electric abnormalities, but its clinical utility in diagnosing ischemic heart disease (IHD) has not been established. The present study examined the usefulness of an integral MCG value of ventricular repolarization in patients with IHD. METHODS AND RESULTS: MCG was performed at rest ...
Diamond George A - - 2007
The COURAGE (Clinical Outcomes Utilizing Revascularization and Aggressive Drug Evaluation) trial showed that coronary interventional procedures added little to optimal medical therapy with respect to the long-term outcome of patients with stable coronary disease when used as initial therapy. Detractors opine that: 1) the trial was unrealistic in design and ...
Wong Elise Y W - - 2007
PURPOSE: The benefits of prophylactic coronary revascularization for patients undergoing noncardiac surgery are uncertain. The purpose of this study was to systematically evaluate the effect of coronary revascularization and medical management on short- and long-term outcomes after noncardiac surgery. METHOD: Ten electronic databases including MEDLINE and EMBASE (1980 to February ...
Gowdak Luís Henrique W - - 2008
We report that the use of transmyocardial laser revascularization combined with intramyocardial injection is a therapeutic option for patients with severe ischemic heart disease (IHD) not amenable to conventional myocardial revascularization. Recently, cell therapy with autologous bone marrow cells (BMC) has been tested in clinical trials for severe IHD. We ...
Calderon Eduardo - - 2007
Percutaneous coronary revascularization is rarely complicated by infection. Necrotizing fasciitis (NF) is a severe, deep-seated, potentially life-threatening infection of fascia and subcutaneous tissues. We report herein 2 cases of NF in patients undergoing percutaneous transluminal coronary revascularization for treatment of acute coronary syndrome. These are the first 2 reported cases ...
Holper Elizabeth M - - 2007
This study evaluated the effect of heart failure (HF) and ejection fraction (EF) at baseline on long-term cardiac mortality in patients undergoing coronary revascularization and investigated the effect of diabetes mellitus (DM) on mortality. We evaluated long-term outcomes of patients without HF, HF and a preserved EF, and HF and ...
Poldermans Don - - 2007
OBJECTIVES: The purpose of this research was to perform a feasibility study of prophylactic coronary revascularization in patients with preoperative extensive stress-induced ischemia. BACKGROUND: Prophylactic coronary revascularization in vascular surgery patients with coronary artery disease does not improve postoperative outcome. If a beneficial effect is to be expected, then at ...
Lavine Kory J - - 2007
Myocardial infarction and ischemic heart disease are among the most common causes of morbidity and mortality in the industrial world. Surgical and percutaneous intravascular approaches are commonly used to treat these diseases. Regrettably, a significant number of patients are either ineligible or demonstrate suboptimal responses to these therapies. In an ...
Phillips Harry R - - 2007
Coronary artery disease is the most common underlying cause of heart failure, yet there is little consensus on the role of revascularization in the management of patients with ischemic cardiomyopathy. The concept of recovery of dysfunctional but viable myocardium forms the pathophysiologic basis for the benefit of revascularization. Data from ...
Pompilio G - - 2007
AIM: Minimally invasive direct coronary artery bypass (MIDCAB) is a reliable method to revascularize the left anterior descending (LAD) coronary artery. However, a more consistent body of knowledge is needed to assess factors influencing long-term outcome. With this study, we retrospectively investigated the long-term determinants of survival and freedom from ...
Abbate Antonio - - 2007
Coronary revascularization procedures by means of percutaneous coronary interventions or coronary artery bypass graft surgeries are performed worldwide daily for the symptomatic treatment of patients with myocardial ischaemia. Nevertheless, angina remains a significant clinical problem. Management of angina recurring or persisting after coronary revascularization is particularly challenging. This review attempts ...
McCullough Peter A - - 2007
Coronary heart disease is the most common cause of death in the general population and in patients with ESRD. The principles of cardiovascular risk assessment and management apply to both populations. Advances in noninvasive coronary artery imaging have improved early detection of subclinical disease. The goals of medical management of ...
Tasse Jordan - - 2007
Transmyocardial laser revascularization is a technique for the treatment of patients with chronic angina pectoris that is refractory to medical therapy and who are not eligible for surgical intervention. Percutaneous myocardial revascularization is a less-invasive catheter-based procedure that has been adapted from transmyocardial laser revascularization. Six prospective randomized clinical trials ...
Dohmen Pascal M - - 2007
We present a 79-year-old woman with coronary heart disease who underwent complete revascularization by using a No-React bovine internal mammary artery seeded with autologous endothelial cells. Her postoperative course was uneventful, and the patient was recently in New York Heart Association functional class I. Multislice computed tomography imaging showed patent ...
Palmer George - - 2007
BACKGROUND: The Coronary Artery Revascularization (CARE) study is a multicenter observational registry of coronary revascularization by percutaneous and surgical techniques. As a substudy of this registry, we analyzed the current practice and outcomes of on-pump and off-pump coronary artery bypass graft (CABG) surgery. METHODS: Procedural and outcomes data were prospectively ...
Lal Brajesh K - - 2007
Clinical investigations designed to contrast the efficacy of carotid endarterectomy (CEA) versus best medical therapy and CEA versus carotid artery stenting (CAS) in patients with carotid artery stenosis have been based on the traditional endpoints of stroke, myocardial infarction, and death. Cognitive function is being increasingly recognized as an important ...
Held Claes - - 2007
AIMS: To determine whether revascularization within 14 days reduces 1-year mortality in patients with a previous CABG admitted for non-ST-elevation ACS. Current guidelines for patients with acute coronary syndrome (ACS) include early revascularization. The evidence is derived from studies, in which patients with previous coronary artery by-pass graft (CABG) surgery ...
Geraci Stephen A - - 2007
More patients are both suffering and surviving acute coronary syndromes. After hospital discharge, a host of interventions, including medications, therapeutic lifestyle changes, revascularization, and electrophysiologic devices improve quality of life and survival. Evidence-based management requires the general internist to have a working knowledge of these interventions and to identify patients ...
Ghazzal Ziyad - - 2007
Percutaneous coronary balloon angioplasty was pioneered by Andreas Gruentzig who designed and assembled balloon dilatation catheters in his own kitchen. In 1976, he reported the successful application in canine coronary experiments. He performed the first successful coronary angioplasty in a patient in September 1977 in Zurich. The dilation catheter consisted ...
Zimrin David - - 2007
Percutaneous revascularization strategies for bifurcation disease of the left main are complex and carry significant risk. These risks are magnified in the setting of a left main which trifurcates. In a patient with complex ostial disease of two of the three limbs of a left main trifurcation, turned down for ...
Chang Wei-Ching - - 2007
PURPOSE: To assess the effects of socioeconomic status on mortality in patients with acute myocardial infarction. MATERIAL AND METHODS: We studied a retrospective cohort of 5622 patients who presented to a hospital emergency department with an initial episode of acute myocardial infarction between April 1998 and March 2002 in the ...
Bondarenko Olga - - 2007
In patients with chronic ischemic myocardial dysfunction, late gadolinium enhancement CMR (LGE-CMR) accurately depicts the regional extent of fibrosis and predicts functional recovery after revascularization. We hypothesized that the predictive accuracy of LGE-CMR could be optimized by not only taking into account the transmural extent of hyperenhancement but also the ...
Friedrich Guy J - - 2007
Hybrid coronary revascularization is a combination of minimally invasive coronary artery bypass grafting and percutaneous coronary intervention in patients with multivessel coronary artery disease. The concept is now 10 years old. Implementation was slow, but major developments have taken place. The surgical part of the procedure can be performed in ...
Tarhan Ibrahim Arif - - 2007
Patients with the combination of coronary artery disease and peripheral vascular disease have multiple risk factors and manifest widespread vascular disease. Although indications of combined coronary and femoral revascularization are rare, a combined procedure is useful in selected patients. We report a patient who underwent a successful combined coronary and ...
Ben-Gal Yanai - - 2006
BACKGROUND: The proximal left anterior descending artery (LAD) is a challenging area for percutaneous interventions; therefore, coronary artery bypass grafting is often considered and sometimes performed even in patients with single-vessel disease involving the proximal LAD. This study compares mid-term results of LAD revascularization using drug-eluting stents (Cypher) with minimally ...
Mahmarian John J - - 2006
OBJECTIVES: The purpose of this study was to determine the relative benefit of intensive medical therapy compared with coronary revascularization for suppressing scintigraphic ischemia. BACKGROUND: Although medical therapies can reduce myocardial ischemia and improve patient survival after acute myocardial infarction, the relative benefit of medical therapy versus coronary revascularization for ...
Kato Masaya - - 2006
BACKGROUND: Coronary microcirculatory damage is an important factor for the prognosis for acute myocardial infarction (MI) after revascularization. The myocardial enhancement area with contrast media infused during coronary revascularization therapy, detected by computed tomography (CT) just after revascularization, has been reported to correspond to the area of hemorrhagic infarction. The ...
Jain Ajay K - - 2006
The purpose of this paper is to review what is known regarding the anatomy of the coronary venous system, and the commonly used techniques for its selective catheterization. This is with regard to new innovative percutaneous techniques that have led to a burgeoning interest in methods of access to the ...
Hachamovitch Rory - - 2006
BACKGROUND: We hypothesized that ejection fraction (EF) best predicts cardiovascular death but only measures of ischemia predict relative survival benefit from revascularization compared with medical therapy. METHODS AND RESULTS: We followed up 5366 consecutive patients without prior revascularization who underwent stress electrocardiography-gated myocardial perfusion single photon emission computed tomography (MPS) ...
Daemen Joost - - 2006
PURPOSE OF REVIEW: The aim of this article is to review the current status of optimal revascularization strategies in patients presenting with multivessel coronary artery disease. RECENT FINDINGS: Coronary artery bypass surgery is the gold standard for patients with multivessel disease. Recent developments in the interventional field, like drug-eluting stents, ...
Malenka David J - - 2006
Some of the confusion surrounding the role of coronary revascularization in women relates to differences in study design, the large number of reported end points, and the multitude of comparisons. This article presents current results from randomized coronary revascularization trials as well as contemporary observational data from a large regional ...
Di Giammarco Gabriele - - 2006
BACKGROUND: The aim of this retrospective study was to evaluate the safety and efficacy of left anterior small thoracotomy for treatment of isolated chronic total occlusion of the left anterior descending artery. METHODS: From November 21, 1994, to December 31, 2002, 143 patients with isolated left anterior descending artery chronic ...
Shaw Leslee J - - 2006
BACKGROUND: Stress gated myocardial perfusion single photon emission computed tomography (gSPECT) is increasingly used before and after intercurrent therapeutic intervention and is the basis for ongoing evaluation in the Department of Veterans Affairs clinical outcomes utilizing revascularization and aggressive drug evaluation (COURAGE) trial. METHODS AND RESULTS: The COURAGE trial is ...
James Stefan K - - 2006
OBJECTIVES: This study was designed to evaluate biomarkers for selection of patients with non-ST-segment elevation acute coronary syndromes (ACS) that derive mortality benefit from revascularization. BACKGROUND: Biomarkers are essential for identification of patients at increased risk, which may be reduced by revascularization. METHODS: During the initial 30 days, 2,340 patients ...
Lanzer P - - 2006
AIMS: The aim of this study was to document the early outcome of coronary-like revascularization for atherosclerotic renal artery stenosis (ARAS). METHODS AND RESULTS: A total of 181 consecutive patient, 102 men, mean age 66.1 (+/- 9.2) years and 79 females, mean age 68.4 (+/- 9.2) years and 198 lesions ...
Tsuyuki Ross T - - 2006
Although practice guidelines recommend coronary revascularization for patients with heart failure, the evidence to support this recommendation is weak. The objective of our study was to determine the association of coronary revascularization with survival in patients who have had heart failure. Data were obtained from the Alberta Provincial Project for ...
Kertai M D - - 2006
Cardiac complications are the leading cause of peri-operative morbidity and mortality of patients undergoing vascular surgery. This high incidence of cardiac complications is related to the presence of underlying coronary artery disease. The optimal treatment strategy for these high-risk patients, including the use of pre-operative coronary revascularization for the purpose ...
Yang Felix - - 2006
INTRODUCTION: Female gender has been associated with worse clinical outcomes following coronary revascularization. Whether a gender-specific difference in vessel size is contributing to this finding remains controversial. We sought to better define the relationship between gender and coronary artery size. METHODS: Baseline characteristics were obtained and quantitative coronary angiography was ...
Barnhart Janice M - - 2006
Racial/ethnic and sex disparities in coronary heart disease treatment exist. We previously reported that physicians perceive non-clinical variables, such as a patient's desire for a second opinion, as affecting revascularization decisions. The results of that study are further examined here, using factor analysis to identify significant interrelationships among the non-clinical ...
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