Non invasive evaluation of coronary flow and flow reserve by using transthoracic echocardiography is a promising method for evaluating coronary disease. Left anterior descending and right posterior descending coronary flow are accessible in the majority of patients. This technique is useful in various settings: detection of coronary artery stenosis, coronary occlusion, follow up after percutaneous coronary intervention, evaluation of the significance of coronary stenosis of intermediate severity, evaluation of the microcirculation, study of reperfusion and no reflow in the acute phase of myocardial infarction, evaluation of bypass grafts, improvement of the diagnostic accuracy during stress echocardiography. After a period of training, it's possible to change an old concept, formerly not easily accessible in clinical practice, into a useful and modern tool for evaluating coronary artery disease.
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http://dx.doi.org/10.1016/j.ancard.2004.09.009 | DOI Listing |
Mediators Inflamm
January 2025
Faculty of Medical Sciences, Department of Genetics, University of Kragujevac, Kragujevac, Serbia.
L. fruits and leaf extracts have a broad range of immunomodulatory, anti-inflammatory, and antioxidant effects; however, their effects on cardiac protection have not been investigated. The study aims to test the biological activity of L.
View Article and Find Full Text PDFJACC Case Rep
January 2025
Center for Coronary Artery Disease, Minneapolis Heart Institute Foundation, Minneapolis, Minnesota, USA.
Coronary computed tomography angiography (CTA) analysis can help in the planning of percutaneous coronary intervention (PCI). Fractional flow reserve derived from coronary CTA (FFR), coronary CTA-derived regional myocardial mass, and FFR virtual PCI planner can facilitate decisions concerning sheath and guide catheter selection, stent lengths on the basis of predicted post-PCI FFR, optimal fluoroscopic angles, evaluation of provisional vs 2-stent bifurcation PCI techniques, and assessment of the magnitude of jeopardized myocardial mass in cases with side branch compromise. This case series illustrates the emerging opportunities for coronary CTA-based planning of bifurcation PCI.
View Article and Find Full Text PDFJACC Case Rep
January 2025
Section of Cardiovascular Diseases, White River Health, Batesville, Arkansas, USA.
Patients presenting with acute coronary syndrome with ST-segment elevation myocardial infarction require rapid and decisive interventions to restore blood flow to the affected myocardium, minimizing ischemic damage. This case report is particularly unique because it involves a patient presenting with ST-segment elevation myocardial infarction, where the culprit lesion was an occluded coronary artery graft with an extensive thrombus burden. The complexity of this case necessitated a strategic shift to revascularize the chronically occluded native vessel instead of the graft.
View Article and Find Full Text PDFJACC Asia
January 2025
Division of Cardiovascular Medicine, Stanford University School of Medicine, Stanford, California, USA.
JACC Asia
January 2025
Department of Cardiology, Ren Ji Hospital, School of Medicine, and School of Biomedical Engineering, Shanghai Jiao Tong University, Shanghai, China.
Background: Coronary physiology measured by fractional flow reserve (FFR) is superior to angiography for assessing the efficacy of percutaneous coronary intervention (PCI). Yet, the clinical adoption of post-PCI FFR is limited. Murray law-based quantitative flow ratio (μQFR) may represent a promising alternative, as it can quickly compute FFR from a single angiographic view.
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