نتایج جستجو برای: coronary vein stenosis
تعداد نتایج: 307535 فیلتر نتایج به سال:
Background: Inflammation may cause unstable angina (UA) by favoring coronary plaque rupture and erosion, In UA activated leukocytes were found in peripheral and coronary sinus blood, but it is unclear whether they are selectively activated in the vascular bed of the culprit stenosis, Methods: We measured the difference in neutrophil myeloperoxidase content (MPXI) across the cardiac and femoral ...
conclusions presence of cae in patients with cas increases its cardiovascular event rate. isolated cae is not a benign finding and mi can occur. risk factors of cae are similar to cas, but c/s is more associated with cae than cas. dm is seen in cae patients less than cas. results hypertension (htn), dyslipidemia (dlp), and male sex were matched in both groups without significant difference. cig...
conclusion we conclude that coronary calcium scoring provided useful information in the management of patients. in cacs less than 100, it has a npv of 87% in excluding significant stenosis in patients with the risk of cad but it does not have enough diagnostic accuracy for surely excluding coronary stenosis, so we should perform a combination of cacs and coronary ct angiography for patients. re...
background: coronary disease is the most common cause of death in the world. because of common risk factors, atherosclerotic stenosis of coronary and carotid arteries occurs together. this study evaluated the prevalence of carotid stenosis in diabetic candidates for angiography methods: in a cross-sectional study, 152 diabetic candidates for angiography referred to cardiology clinic of shariati...
Abstract Background: Recently, small dense low density lipoprotein (sdLDL) has been highlighted as a new risk factor for the coronary artery disease (CAD).Small dense LDLs are believed to be atherogenic since these particles are taken up more easily by arterial wall. They are readily oxidized and have reduced affinity for low density lipoprotein (LDL) receptor and increased affinity...
BACKGROUND The long-term results of coronary artery bypass surgery depend mostly on the type of the grafts. For a long time, it has been accepted that arterial grafts are superior to venous grafts. In this study, we evaluated the angiographic patency rates of arterial and venous grafts. METHODS The study took place between 2003 and 2013 in the Departments of Cardiovascular Surgery in Baskent ...
This study evaluated the relationship between the location of the most severe coronary artery stenosis and the subsequent acute myocardial infarction (AMI). Methods: Of 1590 patients who were admitted with a diagnosis of AMI, we identified 44 patients who had undergone previous myocardial perfusion SPECT. Thirty-one of these patients also had previous coronary angiography. The relationshi...
A new catheter which measures instantaneous changes in coronary artery blood flow velocity is described. The linear relationship between flow velocity is described. The linear relationship between flow velocity measured with the catheter and volume flow through small arteries is documented with a correlation coefficient of 4=0.99. Coronary flow velocity has been measured from the proximal right...
BACKGROUND Magnetic resonance imaging (MRI) is a potential noninvasive diagnostic tool to detect coronary artery bypass graft stenosis, but its value in clinical practice remains to be established. We investigated the value of MRI in detecting stenotic grafts, including recipient vessels. METHODS AND RESULTS We screened for inclusion 173 consecutive patients who were scheduled for coronary an...
abstract background: recently, small dense low density lipoprotein (sdldl) has been highlighted as a new risk factor for the coronary artery disease (cad).small dense ldls are believed to be atherogenic since these particles are taken up more easily by arterial wall. they are readily oxidized and have reduced affinity for low density lipoprotein (ldl) receptor and increased affinity for arter...
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