…extrinsic compression, myocardial bridging and radiation induced coronary disease. The distinction between UA and NSTEMI has become increasingly dependent on the use of highly sensitive…

…or cardiometabolic origin. Major clinical presentations The principal outpatient presentations include: Reproducible stress induced angina or ischaemia associated with obstructive epicardial coronary disease. Angina or…

…this demographic on a global scale. Numerous substances possess the potential to induce cardiac arrest or cause profound cardiopulmonary depression. Table 1 delineates substances for…

…toxins (alcohol, cocaine, cancer therapies), or physical reactions (radiation therapy), frequently involves the conduction system. In these conditions, involvement of the AVN and the conduction…

…high income countries, idiopathic pericarditis, radiation to the pericardium and surgical interventions are the most common causes of constrictive pericarditis. Of these three, idiopathic pericarditis…

…rapid, non contrast, low radiation CT examination that quantifies coronary calcification, whereas CCTA uses iodinated contrast to assess the coronary lumen and plaque morphology. Pathophysiological…

…used The technique is particularly useful because it is rapid, can be performed at the bedside, avoids ionizing radiation, and can be repeated. It is…

…General principles Duplex ultrasound is the preferred screening modality because it is noninvasive, avoids ionizing radiation and contrast agents, and accurately identifies abdominal aortic enlargement…

…and respiratory distress. Aortic dissection may cause sudden severe pain, often radiating to the back. Pericarditis may produce pleuritic or positional pain. Myocarditis and pericarditis…

…A single breath hold No intravenous line No premedication No special preparation Radiation exposure of approximately 1–1.5 mSv with contemporary techniques The total…