Search Results
Results 351 - 400 of 1441
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Sayer D - - 2008
OBJECTIVE: The study aimed to define early clinical outcomes, and medium term morphological changes, following endovascular treatment of acute (AAD) and chronic (CAD) Type B aortic dissections. MAIN OUTCOMES: The cohort comprised 78 patients who underwent endovascular repair for AAD (38) and CAD (40). Early and late clinical outcomes were ...
Arques Stephane - - 2008
The prevalence of underlying coronary artery disease (CAD) was examined in 23 consecutive hypertensive patients presenting with acute onset of heart failure and normal ejection fraction (HFnlEF) without clinical, electrocardiographic and biochemical evidence of myocardial ischemia. By coronary angiography, 2 patients had 1-vessel disease, 5 patients had 2-vessels disease and ...
Hiura Yumiko - - 2008
BACKGROUND: Recent large-scale genome-wide association studies have identified several loci associated with the risk of coronary artery disease (CAD). The aim of the present study was to examine whether the previously reported CAD-associated single-nucleotide polymorphisms (SNPs) confer susceptibility to myocardial infarction (MI) in a study population of 2,475 controls and ...
Pitt Bertram - - 2008
The Clinical Outcomes Utilizing Revascularization and Aggressive Drug Evaluation (COURAGE) trial has evoked renewed and intense discussion as to whether to recommend medical therapy or coronary revascularization for patients with coronary artery disease (CAD), especially in those patients with stable CAD who are at low to intermediate risk for future ...
Bestetti Alberto - - 2008
BACKGROUND: Controversy prevails regarding the existence of a correlation between the severity of coronary artery disease (CAD) and the extent and distribution of obesity. PURPOSE: To assess the correlation between total fat, truncal fat (TF), and lean mass, obtained with dual-energy X-ray absorptiometry (DEXA) and standard anthropomorphic indices (body mass ...
Manuel Douglas G DG Institute for Clinical Evaluative Sciences, Faculty of Medicine, University of Toronto, Ontario, Canada. - - 2008
When clinical guidelines affect large numbers of individuals or substantial resources, it is important to understand their benefits, harms and costs from a population perspective. Many countries' dyslipidemia guidelines include these perspectives. To compare the effectiveness and efficiency of the 2003 and 2006 Canadian dyslipidemia guidelines for statin treatment in ...
Saely Christoph H - - 2008
BACKGROUND: Recently, elevated liver enzymes have attracted great interest as potential novel markers of cardiovascular risk. Their association with angiographically determined coronary artery disease (CAD) is unknown. METHODS: We enrolled 1000 consecutive patients undergoing coronary angiography for the evaluation of suspected or established stable CAD. The metabolic syndrome (MetS) was ...
Teijeira-Fernandez E - - 2008
Low plasma adiponectin levels are related to a higher risk of development of metabolic and cardiovascular disorders, including hypertension (HT). To date, there have been no studies supporting the relationship between epicardial adipose tissue (EAT) expression of adiponectin and HT. We collected samples of EAT from 116 patients undergoing elective ...
Sarin Sanjay - - 2008
Cardiac adiposity defined as increased epicardial adipose tissue and massive deposits of fat within the atrial septum (lipomatous hypertrophy) is seen in overweight persons and is associated with coronary artery disease (CAD), atrial arrhythmias, and increased risk of left ventricular free wall rupture after acute myocardial infarction. Unlike subcutaneous fat, ...
Klem Igor - - 2008
OBJECTIVES: We wanted to assess the value of cardiovascular magnetic resonance (CMR) stress testing for evaluation of women with suspected coronary artery disease (CAD). BACKGROUND: A combined perfusion and infarction CMR examination can accurately diagnose CAD in the clinical setting in a mixed gender population. METHODS: We prospectively enrolled 147 ...
Gotsman Israel - - 2008
BACKGROUND: Atherosclerosis is a chronic inflammatory process resulting in coronary artery disease. OBJECTIVES: To determine the relationship between inflammatory markers and the angiographic severity of CAD. METHODS: We measured inflammatory markers in consecutive patients undergoing coronary angiography. This included C-reactive protein, fibrinogen, serum cytokines (interleukin-1 beta, IL-1 receptor antagonist, IL-6, ...
Kuo Li-Tang - - 2008
An increased serum interleukin-6 (IL-6) level is associated with an increased risk of cardiovascular events in healthy subjects. However, it is unknown whether the level of serum IL-6 or genetic IL-6 polymorphism is correlated with the complexity of coronary plaque in patients with stable coronary artery disease (CAD). Patients with ...
Coylewright Megan M Department of Medicine, Johns Hopkins University, Baltimore, MD, - - 2008
Coronary artery disease (CAD) is the leading cause of death in the United States, but prevention and intervention efforts are lowering mortality. This progress is being undercut by rising rates of obesity and diabetes, and adherence to evidence-based prevention efforts is less than ideal. Many patients with CAD who are ...
Min James K - - 2008
Multidetector coronary computed tomographic angiography (CCTA) demonstrates high accuracy for the detection and exclusion of coronary artery disease (CAD) and predicts adverse prognosis. To date, opportunity costs relating the clinical and economic outcomes of CCTA compared with other methods of diagnosing CAD, such as myocardial perfusion single-photon emission computed tomography ...
Takeshita Hiroaki - - 2008
BACKGROUND: It is still unclear whether traditional risk factors for heart disease and body weight correlate with the progression of left main coronary artery (LMCA) atherosclerosis. Thus, the aim of this study was to evaluate the cross-sectional relation between conventional risk score or metabolic disorder and non-stenotic LMCA atherosclerosis using ...
Nakata Shinji - - 2008
BACKGROUND: Peripheral vascular disease (PVD) is associated with an increased risk of cardiovascular disease. However, few studies have evaluated the prognosis of asymptomatic PVD in patients with coronary artery disease (CAD). METHODS: The aim of the study was to determine the prevalence of asymptomatic and symptomatic PVD in patients with ...
Brener Sorin J - - 2008
BACKGROUND: While favorable changes in atherogenic lipids are indisputably associated with improved clinical outcomes, a similar correlation with quantitative coronary angiography (QCA) parameters is more difficult to document. OBJECTIVE: To assess the relation between changes in lipid profile and parameters of coronary artery disease (CAD) extent measured by QCA. METHODS: ...
Gorter Petra M - - 2008
Fat surrounding coronary arteries might aggravate coronary artery disease (CAD). We investigated the relation between epicardial adipose tissue (EAT) and pericoronary fat and coronary atherosclerosis and coronary artery calcium (CAC) in patients with suspected CAD and whether this relation is modified by total body weight. This was a cross-sectional study ...
Boden William E - - 2008
Over the last 3 decades, our ability to mechanically dilate obstructive coronary arterial stenoses has fundamentally altered our approach to managing patients with coronary artery disease (CAD). The result has been a swing from an initial pharmacologic approach to anatomically driven revascularization. An accumulation of clinical evidence provides strong support ...
Wasmeier Gerald H - - 2008
In myocardial contrast echocardiography (MCE), power modulation technique may quantify myocardial perfusion in real-time. However, constant infusion of the contrast agent (CA) complicates handling. This pilot study sought for the clinical feasibility of quantitative MCE by a CA bolus application during Adenosine stress echocardiography to diagnose coronary artery disease (CAD). ...
Shechter Michael - - 2009
BACKGROUND: Endothelial dysfunction is considered an important prognostic factor in atherosclerosis. The aim of this study was to detect the long-term association of peripheral vascular endothelial function and clinical outcome in healthy subjects without apparent coronary artery disease (CAD). METHODS: We prospectively assessed brachial flow-mediated dilation (FMD) in 435 consecutive ...
Ramadan Mahmoud M - - 2008
BACKGROUND: Coronary calcification has been correlated with the presence and extent of coronary artery disease (CAD), so in the present study the associations between coronary artery calcification score (CACS) and endothelial dysfunction, as well as the important inflammatory markers C-reactive protein (CRP), interleukin (IL)-6, and oxidized low-density lipoprotein (OxLDL), were ...
Papa Angela - - 2008
BACKGROUND: An association between white blood cell count (WBC), severity of coronary artery disease (CAD) and survival has been described in patients with acute coronary syndrome. Our aim was to analyze the predictive ability for cardiac events of differential WBC, which is still not well characterized, against established risk factors ...
Cheng Min - - 2008
Adiponectin, an adipocyte-specific protein, matrix metalloproteinases (MMPs) and tissue inhibitors of metalloproteinases (TIMPs) play a crucial role in arteriosclerosis and plaque disruption. The present study was designed to elucidate the relationship of adiponectin and the ratio of MMP-9/TIMP-1 and their effects on the stability of plaque in acute coronary syndrome ...
Nicol Edward D - - 2008
BACKGROUND: Multislice computed tomography coronary angiography (CTA) was proposed as a method for investigating possible coronary artery disease (CAD) in patients who present with chest pain but with a low to intermediate likelihood of CAD. Sixty-four-channel CTA was compared prospectively with (99m)Tc-tetrofosmin myocardial perfusion scintigraphy (MPS) (as the gold standard ...
Van Leeuwen Peter - - 2008
We compared the stability and discriminatory power of different methods of determining cardiac magnetic field map (MFM) orientation within the context of coronary artery disease (CAD). In 27 healthy subjects and 24 CAD patients, multichannel magnetocardiograms were registered at rest. MFM orientation was determined during QT interval using: (a) locations ...
Lipiec Piotr - - 2008
OBJECTIVE: The aims of this prospective study were to compare the diagnostic value of accelerated vasodilator stress real-time myocardial contrast echocardiography (MCE) and single photon emission computed tomography (SPECT) against coronary angiography and to evaluate whether the addition of MCE perfusion data improves the diagnostic accuracy of stress echocardiography. METHODS: ...
Falcone Colomba - - 2008
BACKGROUND: The -374T/A polymorphism of the Receptor for Advanced Glycation End products (RAGE) may exert a protective effect toward the development of atherosclerosis. No data are currently available on the potential prognostic role of this polymorphism in patients with angiographically proven coronary artery disease (CAD). Hereto we sought to address ...
Kolloch Rainer R Medizinische Klinik, Evangelisches Krankenhaus Bielefeld, Akademisches Lehrkrankenhaus der Universität Münster, Bielefeld, - - 2008
To determine the relationship between resting heart rate (RHR) and adverse outcomes in coronary artery disease (CAD) patients treated for hypertension with different RHR-lowering strategies. Time to adverse outcomes (death, non-fatal myocardial infarction, or non-fatal-stroke) and predictive values of baseline and follow-up RHR were assessed in INternational VErapamil-SR/trandolapril STudy (INVEST) ...
Husmann Lars - - 2008
OBJECTIVE: Hypertension induces coronary artery disease (CAD) and progression of arterial wall calcification. As coronary calcifications may cause artefacts in 64-slice computed tomography coronary angiography (CTCA), we sought to determine the diagnostic accuracy of CTCA in patients with and without arterial hypertension. METHODS: Eighty-five consecutive patients with suspected CAD underwent ...
Akram Kamran - - 2008
BACKGROUND: Coronary artery calcium scoring (CAC) is an excellent non-invasive method to evaluate coronary atherosclerotic burden. To better predict the risk of future events in an individual, their absolute CAC score is compared to an age- and gender-matched cohort in order to assign a percentile rank. However, it is unknown ...
Pilz Guenter - - 2008
We investigated the prognostic value of normal adenosine stress cardiac magnetic resonance (CMR) in suspected coronary artery disease (CAD). Prospectively enrolled in the study were 218 patients with suspected CAD, no stress hypoperfusion, and no delayed enhancement in CMR, and consecutively deferred coronary angiography. The primary end point was a ...
Baumert J-H - - 2008
BACKGROUND: The results of two European multi-centre trials on xenon anaesthesia led to the hypothesis that a xenon-based anaesthetic would keep left ventricular (LV) and circulatory function more stable than a propofol-based anaesthetic, in patients with coronary artery disease (CAD). METHODS: In a prospective, randomized design, 40 patients of ASA ...
Dwyer Jeremy P - - 2008
BACKGROUND: Between 6-25% of patients undergoing coronary angiography for acute coronary syndrome (ACS) have non-obstructive coronary artery disease (NOCAD). METHODS: One-hundred and eighty patients presenting with an ACS who were taking part in a risk factor modification study and had undergone coronary angiography were examined. We compared baseline characteristics, medical ...
Muendlein A - - 2008
The single nucleotide polymorphisms (SNPs) apolipoprotein E (APOE) epsilon3/epsilon2/epsilon4, cholesteryl ester transfer protein (CETP) TaqIB, and apolipoprotein C3 (APOC3) -482 C>T have been associated with an atherogenic lipid profile and, in some studies, with increased cardiovascular risk. However, no data exist on their combined impact on atherosclerotic disease. We therefore ...
Ahn S-G - - 2008
OBJECTIVE: To study the relationship of echocardiographic epicardial adipose tissue (EAT) with coronary artery disease (CAD) risk factors and the extent of coronary atherosclerosis. METHODS: EAT thickness was measured in 527 patients undergoing their first coronary angiography. EAT was defined as an echo-lucent area on the free wall of the ...
Selcuk Mehmet Timur - - 2008
Adiponectin is thought to serve a protective function for the coronary endothelium by inhibiting many of the crucial steps in atherosclerotic process. Previous research has indicated an increased risk of coronary artery disease (CAD) in patients with metabolic syndrome (MetS). The objective of this study was to investigate whether plasma ...
Vesely Mark R - - 2008
The objective of cardiac stress testing is to detect coronary artery disease (CAD) and to prevent future adverse events, such as myocardial infarction or death. The progression from electrocardiographically based stress testing to current SPECT and PET technologies has brought improvements in diagnostic efficacy and resolution. Myocardial perfusion imaging facilitates ...
Pirat Bahar - - 2008
OBJECTIVES: We investigated the effect of increased preload through postural changes (leg lifting) on tissue Doppler parameters in patients with and without coronary artery disease (CAD). STUDY DESIGN: The study included 42 patients who were scheduled for coronary angiography. All the patients underwent standard two-dimensional, color Doppler and tissue Doppler ...
Gaemperli Oliver - - 2008
The aim of this study was to assess the prognostic value of 64-slice CT angiography (CTA) in patients with known or suspected coronary artery disease (CAD). Sixty-four-slice coronary CTA was performed in 220 patients [mean age 63 +/- 11 years, 77 (35%) female] with known or suspected CAD. CTA images ...
Hsia Judith - - 2008
Although sudden cardiac death (SCD) has been extensively studied in patients with coronary artery disease (CAD) and low ejection fraction, prediction of SCD among individuals with preserved left ventricular systolic function is less well understood. We randomized 8,290 patients with stable CAD with preserved left ventricular systolic function to trandolapril ...
Flanigan D Preston - - 2008
The purpose of vascular disease screening is early identification of atherosclerotic disease and the aim of an ankle-brachial index (ABI) is to identify lower extremity (LE) atherosclerosis as a marker for coronary artery disease (CAD). However, early evidence of atherosclerosis may be present in the superficial femoral artery (SFA) with ...
Kwong Raymond Y - - 2008
Assessment of viability is pivotal to the prognosis of patients with chronic coronary artery disease (CAD) and left ventricular dysfunction. Patients with viable myocardium have a better prognosis with revascularization; however, patients with nonviable myocardium have worse outcomes with higher perioperative morbidity and mortality subsequent to revascularization. Cardiac magnetic resonance ...
Samuel James - - 2008
OBJECTIVE: The purpose of this study is to identify risk factors in chest-pain patients with negative troponins who underwent cardiac catheterization after a positive myocardial perfusion imaging study. BACKGROUND: Stress testing is beneficial to providing a prognosis for patients with known CAD. This study intends to identify pretest risk factors ...
Ndrepepa G - - 2008
BACKGROUND: No studies have measured plasma myeloperoxidase (MPO) across the entire spectrum of patients with coronary artery disease (CAD). The aim of the study was to compare MPO level across the entire spectrum of CAD, to assess the accuracy of MPO in predicting acute coronary syndromes and to define independent ...
Perry Rebecca - - 2008
Recently, it has been demonstrated that high-resolution transthoracic echocardiography (HRTTE) is able to detect differences in the wall thickness of the left anterior descending coronary artery (LAD) between patients with coronary artery disease (CAD) and normal volunteers. The aim of this study was to further validate this technique. One hundred ...
Nemes Attila - - 2008
BACKGROUND: The degree of aortic atherosclerosis (AA) and coronary flow reserve (CFR) can be evaluated simultaneously during the same transoesophageal echocardiographic (TEE) examination. The aim of the present study was to assess the relative prognostic value of simultaneously evaluated CFR and AA by TEE in patients with suspected or known ...
Marcassa Claudio - - 2008
Mortality rates due to coronary artery disease (CAD) have declined in recent years as result of improved prevention, diagnosis, and management. Nonetheless, CAD remains the leading cause of death worldwide with most casualties expected to occur in developing nations. Myocardial perfusion scintigraphy (MPS) provides a highly cost-effective tool for the ...
Amabile N - - 2008
BACKGROUND: Periodontal disease (PD) has been recognized as a risk factor for systemic diseases, but its involvement in the pathogenesis of coronary artery disease (CAD) remains debated. OBJECTIVES: We sought to evaluate the potential relations between severity of the PD, inflammatory response and angiographic lesions extent in patients with stable ...
Núñez-Gil Iván Javier - - 2008
Apical transient left ventricular diskynesia is a recently described entity able to imitate acute coronary syndrome. The presence of previous coronary artery disease (CAD) is an exclusion criterion for this diagnosis in several studies. We report the case of a sixty-three year-old-caucasian man with previously known CAD, left anterior descending ...
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