نتایج جستجو برای: coronary angiography ca
تعداد نتایج: 341143 فیلتر نتایج به سال:
Background and purpose: Flow-mediated dilatation (FMD) measurement in brachial artery (BA) is a method of assessing endothelial cell function and predicting atherosclerotic coronary artery disease. We investigated the predictive value of FMD for the presence of coronary artery disease (CAD) in a low-risk group of patients. Materials and methods: A prospective study was performed in 397 p...
a 73-year-old woman who had undergone coronary artery bypass grafting for coronary artery stenosis six years ago, presented with right lower extremity claudication. angiography revealed right external artery stenosis. elective external iliac ptca was performed complicated with simultaneous external iliac artery and vein rupture that was an exceedingly rare event. retroperitoneal laparotomy with...
tissue level myocardial perfusion is one of the most important prognostic factors after successful recanalisation of the occluded coronary artery in patients suffering acute st elevation myocardial infarction (stemi). the primary objective of the present study was to examine the relationship between videodensitometric myocardial perfusion parameters as assessed on coronary angiograms directly f...
cardiotoxicity is one of the most important adverse event related to anthracycline therapy and can lead in about 1-5% of cases to the occurrence of heart failure. in a higher percentage of patients treated with these drugs asymptomatic left ventricular dysfunction can occur, so that guidelines recommend a strict clinical and echocardiographic monitoring. however, the occurrence of left ventricu...
conclusion: although timi grade 3 flows trended to be higher in the patients who received early tirofiban in the emergency ward, the difference did not constitute statistical significance and possible benefits, therefore, require further clarification. results: the study population had a mean age of 57.17 ± 10.09 years and included 79.3 % males. timi grade 3 flow was seen in 15 (21.4 %) patient...
coronary heart disease has been one of the main threats of human health. coronary angiography is taken as the “gold standard” for the assessment of coronary artery disease. but sometimes, the images are difficult to interpret visually because of the crossing and overlapping of the vessels in the angiograms. vessel extraction from x-ray angiograms has been a challenging problem for several years...
background and purpose: anxiety is a common problem associated with invasive medical procedures, especially in patients undergoing coronary angiography. as an intensifier at cardiovascular reactions, anxiety poses significant risk to the health of patients undergoing angiography. researchers believe that use of benson’s relaxation technique could reduce anxiety in different patients. this study...
Interventional cardiology procedures (ICP) are considered some of the main medical in which patients exposed to high doses radiation. The aim this study was examine how control level radiation exposure and analyse factors affecting increase from specified using a regression method. results model correctly predicted that 80.0%, 90.5%, 95.2% cases, there were routine dose area product (DAP) level...
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OBJECTIVES We sought to compare the diagnostic value of multi-slice computed tomography (MSCT) coronary angiography (CA) to detect significant stenoses (> or =50% lumen diameter reduction) with that of invasive CA. BACKGROUND The latest 16-row MSCT scanner has a faster rotation time (375 ms) and permits scanning with a higher X-ray tube current (500 to 600 mA) during MSCT CA when compared wit...
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