Search Results
Results 301 - 350 of 1430
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Alioglu Emin - - 2009
Single nucleotide polymorphisms in the 5,10-methylenetetrahydrofolate reductase (MTHFR), vascular endothelial growth factor (VEGF), endothelial nitric oxide synthase (eNOS), monocyte chemoattractant protein-1 (MCP-1) and apolipoprotein E (ApoE) genes appear to be a genetic risk factor for atherosclerosis. Common carotid intima-media thickness (cIMT) provides information on the severity of atherosclerosis. To investigate ...
Kreis Andreas Josef - - 2009
OBJECTIVES: Recent population-based studies have shown that retinal vascular caliber may predict the risk of clinical coronary artery disease (CAD) events. Whether this association is related to macro- or microvascular mechanisms remains unknown. We investigated the relationship of retinal vascular caliber with severity and extent of CAD in symptomatic cardiac ...
Ferrari Roberto - - 2008
BACKGROUND: Optimized management of hypertension and coronary artery disease (CAD) improves cardiovascular risk and outcomes, and prevents complications. This article reviews evidence for the fixed combination of the angiotensin-converting enzyme (ACE) inhibitor perindopril and the calcium channel blocker amlodipine. METHODS: A literature search was performed in PubMed/MEDLINE to identify articles ...
Hosokawa Yusuke - - 2008
BACKGROUND: The efficacy of prophylactic coronary revascularization with percutaneous coronary intervention (PCI) or coronary artery bypass graft (CABG) surgery in patients with abdominal aortic aneurysm (AAA) scheduled for open repair surgery remains controversial. HYPOTHESIS: Concomitant coronary artery disease (CAD) with no inducible ischemia can be medically treated in AAA patients ...
Horne Benjamin D - - 2008
A chromosome 9p21 locus is associated with coronary heart disease in 25 independent populations, but multiple clinically distinct phenotypes have been evaluated. Using angiographic coronary artery disease (CAD) phenotyping, this study evaluated whether 9p21 single-nucleotide polymorphisms predict ischemic events (eg, myocardial infarction [MI]) among CAD patients. Patients undergoing coronary angiography ...
Onishi Toshinari - - 2009
BACKGROUND: Post-systolic shortening (PSS) is a sensitive indicator of myocardial ischemia. METHODS AND RESULTS: We have developed a tissue Doppler imaging technique that portrays PSS, and whether PSS correlates with coronary artery disease (CAD) was investigated in 186 patients presenting with chest pain and normal echocardiograms. Delays of the displacement ...
Muendlein Axel - - 2009
OBJECTIVES: The chromosomal loci 9p21.3, 6q25.1, and 2q36.3, represented by their respective leading variants rs1333049, rs6922269 and rs2943634, have been linked with a history of coronary artery disease (CAD) by genome-wide association studies. Whereas the association of variant rs1333049 with CAD was analysed in several subsequent studies, replication studies of ...
Herzog Bernhard A - - 2008
AIMS: To evaluate the accuracy of low-dose computed tomography coronary angiography (CTCA) using prospective ECG-triggering for the assessment of coronary artery disease (CAD). METHODS AND RESULTS: A total of 30 patients (19 males, 11 females, mean age 58.8 +/- 9.9 years) underwent low-dose CTCA and invasive coronary angiography (CA) [median ...
Chen Zhong - - 2009
Toll-like receptors (TLRs) play roles in innate and adaptive immune responses. Some TLRs are involved in the pathogenesis of cardiovascular diseases. Coronary artery disease (CAD) has an inflammatory and immunological basis. We investigated whether TLR8 Met1Val and TLR8-129G>C single nucleotide polymorphisms (SNPs rs3764879 and rs3764880) are associated with CAD in ...
Erasmus Rajiv T - - 2009
Coronary artery disease (CAD) and its main complication myocardial infarction are the leading causes of death globally. Environmental factors don't explain the large amount of variance seen in the development of the disease. Given the strong heritability of CAD, some of the unexplained variance may be due to genetic factors. ...
Krecki Radosław - - 2008
BACKGROUND: Patients with advanced coronary artery disease (CAD) have an unfovourable prognosis. Therefore, early identification of this high-risk group is important. AIM: To asses the utility of clinical, electrographic and echocardiographic parameters, supported by novel atherogenesis markers, to identify patients with triple vessel coronary artery disease (CAD). METHODS: The study ...
Chen S-M - - 2008
In addition to its role in the removal of damaged and unneeded proteins, the ubiquitin-proteasome system (UPS) may play a key role in coronary artery disease (CAD). To investigate the expression of ubiquitin in monocytes and lymphocytes isolated from patients at different stages of CAD, 120 patients with CAD (40 ...
Szczeklik Wojciech - - 2008
The arachidonic acid metabolites participate in development of coronary artery disease (CAD) and the plaque's instability. We assessed two common genetic polymorphisms: of cyclooxygenase-2 (COX-2) (COX2.8473, rs5275) and prostaglandin EP2 receptor gene (uS5, rs708494) in patients with CAD. Out of 1,368 patients screened by coronary arteriography, two groups fulfilled the ...
Sani Seyed Hashem Danesh - - 2008
AIMS: Performing simultaneous renal angiography in patients undergoing coronary angiography for suspected coronary artery disease (CAD) is suitable for those who have a high probability for renal artery stenosis (RAS), thus better recognition of all potential candidates could have paramount importance. METHODS AND RESULTS: In a cross sectional study, 260 ...
Rambaldi Riccardo - - 2008
Hypertensive patients are more affected by coronary artery disease (CAD) than normotensive patients. Currently, established techniques are able to diagnose myocardial ischemia/CAD in hypertensive patients with suspected CAD. An irrevocable role remains for exercise electrocardiogram (ECG) owing to the many parameters evaluated under physiologic conditions. However, the suboptimal specificity of ...
Osterlund B - - 2008
AIMS: Myocardial ischemia remains a significant perioperative complication in coronary artery disease (CAD) patients. We hypothesized that noxious stimuli during major surgery are associated with an acute release of tissue-type plasminogen activator (t-PA) into the coronary circulation, and that this response is reduced by CAD. METHODS AND RESULTS: Two patient ...
Bhatti Rajbir - - 2008
In the present study, the effect of garlic (Allium sativum) extract on ischemic preconditioning and ischemia-reperfusion induced cardiac injury has been studied. Hearts from adult albino rats of Wistar strain were isolated and immediately mounted on Langendorff's apparatus for retrograde perfusion. After 15 minutes of stabilization, the hearts were subjected ...
Winchester David E DE University of Virginia, Charlottesville, Virginia, - - 2008
To determine the coexistence of coronary artery disease (CAD) in an unselected cohort of patients with apical ballooning syndrome (ABS). ABS is a clinical condition of unknown etiology with symptoms that mimic an acute coronary syndrome and is characterized by the presence of transient left ventricular dysfunction primarily affecting the ...
Okuyama Takuhiro - - 2008
BACKGROUND: With multislice computed tomography (MSCT) it is possible to visualize the coronary arteries, as well as the aorta, in a single computed tomography scan. Using MSCT, atherosis and sclerosis of the descending thoracic aorta (DTA) were quantified and differences between patients with and without coronary artery disease (CAD) were ...
Lin Fay Y - - 2009
Sixty-four-detector-row coronary computed tomographic angiography (CCTA) has been proposed for the evaluation of low- to intermediate-risk patients with suspected coronary artery disease (CAD). Historically, exercise treadmill testing (ETT) measures of ST-segment depression (STD) and the Duke treadmill score (DTS) have been used to evaluate myocardial ischemia and functional capacity. The ...
Piscione Federico - - 2008
OBJECTIVES: This study investigated the relationship between beta(2)-adrenergic receptor (B2AR) Ile164 polymorphism and coronary artery disease (CAD). BACKGROUND: B2ARs are crucial to the regulation of vascular tone, and neoangiogenesis is impaired in the presence of isoleucine at position 164 (Ile164) B2AR gene polymorphism. No data deal with the role of ...
Ostrom Matthew P - - 2008
OBJECTIVES: This study investigated whether cardiac computed tomography angiography (CTA) can predict all-cause mortality in symptomatic patients. BACKGROUND: Noninvasive coronary angiography is being increasingly performed by CTA to assess for obstructive coronary artery disease (CAD), and minimal outcome data exist for coronary CTA. We have utilized a cohort of symptomatic ...
Faglia Ezio - - 2008
AIM: To evaluate the survival benefit from myocardial revascularization in diabetic patients with critical limb ischemia and coronary artery disease (CAD) in a consecutive series of 564 diabetic patients hospitalized from 1999 to 2003 and followed up until December 2005. METHODS: Three hundred and thirteen patients had a history of ...
Cukon-Buttignoni Sonja - - 2008
BACKGROUND: Use of contrast improves detection of systolic regional wall motion abnormalities (RWMAs) during stress echocardiography. We evaluated regional diastolic contour abnormalities (RDCAs) that were associated with coronary artery disease (CAD). METHODS: From August of 2003 to September of 2004, we evaluated 89 patients who underwent contrast stress echocardiography (CSE) ...
Min James K - - 2008
PURPOSE: To assess costs and clinical outcomes in individuals without known coronary artery disease (CAD) who underwent multidetector computed tomographic (CT) angiography compared with those in matched patients who underwent myocardial perfusion single photon emission computed tomography (SPECT). MATERIALS AND METHODS: Data were captured from a deidentified, HIPAA-compliant data warehouse. ...
Lipiec Piotr - - 2008
OBJECTIVE: Parameters of left ventricular systolic function directly influence the management of patients with suspected coronary artery disease (CAD). Quantitative gated single-photon emission computed tomography (QGS; Cedars-Sinai Medical Center, Los Angeles, CA, USA) allows the computation of left ventricular ejection fraction (LVEF) from myocardial perfusion imaging studies which are frequently ...
Saely Christoph H - - 2008
AIMS: We aimed at determining the associations of type 2 diabetes (T2DM) and of angiographically determined coronary artery disease (CAD) with impaired mobility. METHODS: We enrolled 747 consecutive patients undergoing coronary angiography for the evaluation of stable CAD. Mobility was assessed by the standardized timed-up-and-go (TUG) test, a functional test ...
Wang Yongzhong - - 2008
BACKGROUND: YKL-40 is involved in remodelling and angiogenesis in non-cardiac inflammatory diseases. Aim was to quantitate plasma YKL-40 in patients with ST-elevation myocardial infarction (STEMI) or stable chronic coronary artery disease (CAD), and YKL-40 gene activation in human myocardium. METHODS AND RESULTS: We included 73 patients: I) 20 patients with ...
Ahmadi Naser - - 2008
BACKGROUND: Digital thermal monitoring (DTM) of vascular function was shown to correlate with the presence of known coronary artery disease (CAD). OBJECTIVE: We evaluated whether DTM can identify at-risk, asymptomatic patients with significant coronary artery calcium (CAC) or increased Framingham risk score (FRS). METHODS: Two hundred thirty-three consecutive asymptomatic subjects ...
Nishimura Masato - - 2008
The prevalence of coronary artery disease (CAD) appears to be much higher in patients with end-stage renal disease (ESRD) undergoing dialysis than in a non-ESRD population. Cardiac death due to myocardial ischemia significantly contributes to the high mortality rate of ESRD patients. However, the method for screening for CAD in ...
Shaw Leslee J - - 2008
BACKGROUND: The extent and severity of stress ischemia are strong predictors of coronary artery disease (CAD) events. Prognosis associated with myocardial perfusion single photon emission computed tomography (MPS) abnormalities on the resting scan as it relates to stress ischemia has been incompletely described. METHODS AND RESULTS: The Myoview Prognosis Registry ...
Federici Chiara - - 2008
Somatic deoxyribonucleic acid (DNA) damage has been associated with early-phase and/or acute complications of atherosclerosis. However, it remains unclear whether circulating levels of DNA damage have prognostic value in patients with coronary artery disease (CAD). The aim of this study was to assess the prognostic significance of chromosomal DNA damage ...
Doesch Christina - - 2008
AIMS: This prospective study was designed to determine the diagnostic value of adenosine stress cardiac magnetic resonance imaging (CMRI) in patients referred to elective coronary angiography. METHODS AND RESULTS: Myocardial perfusion measurements at rest and adenosine stress were performed in 141 patients (105 men, 36 women, mean age 63.4 years) ...
Barthelemy Olivier - - 2008
Screening for silent myocardial ischaemia (SMI) is a controversial strategy undergoing intensive risk factor therapy. To assess the prevalence of SMI and coronary artery disease (CAD) in asymptomatic type 2 diabetic patients at high cardiovascular risk (two additional risk factors or more) and undergoing long-term intensive risk factor therapy and ...
Hsu Chien-Chin - - 2008
The aim of this study was to assess the reproducibility and diagnostic performance for coronary artery disease (CAD) of an automated software package, 4D-MSPECT, and compare the results with a visual approach. We enrolled 60 patients without previously known CAD, who underwent dual-isotope rest Tl-201/stress Tc-99m sestamibi myocardial perfusion imaging ...
Kohro Takahide - - 2008
BACKGROUND: Cardiovascular medicine has undergone rapid changes in recent years, but there are insufficient reports using large cohorts regarding these changes for Japanese coronary artery disease (CAD) patients. Hence, a large-scale prospective observational study was needed. METHODS AND RESULTS: A total of 36,298 patients were registered over 6 periods. Patients ...
le Polain de Waroux Jean-Benoît - - 2008
AIMS: To evaluate whether comprehensive evaluation of coronary anatomy and delayed enhancement (DE) by multidetector-computed tomography (MDCT) would allow determination of etiology of left ventricular dysfunction (LVD) as compared with coronary angiography (CA) and DE-magnetic resonance (CMR). METHODS AND RESULTS: Seventy-one consecutive patients (50 males, 59 +/- 16 years) with ...
Hwang Juey-Jen - - 2009
Recent evidence suggests that high tissue matrix metalloproteinase-1 (MMP-1) and low adiponectin may serve as biomarkers of atherosclerosis. Results on the associations of circulating MMP-1 and adiponectin concentrations are scarce. We hypothesized that patients with multivessel coronary artery disease (CAD) have elevated high-sensitivity C-reactive protein (hs-CRP), MMP-1 but low adiponectin ...
Brunetti Natale Daniele - - 2009
AIM: To investigate possible correlations between acute phase proteins (APPs) activation and coronary flow in subjects with coronary artery disease (CAD) undergoing coronary angiography. METHODS: Fifty-nine consecutive patients with CAD who underwent coronary angiography were enrolled in the study: blood samples were taken in order to evaluate plasmatic concentrations of ...
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, ...
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