…population screening test. It may also be considered in selected lower risk individuals with a family history of premature coronary artery disease. CAC findings incidentally…

…be computed similarly using the six precordial leads, with a 0 degree value assigned along the lead axis of V6 [3]. Clinical Implications of Axis…

…Coronary computed tomographic angiography (CCTA) is a non invasive anatomical examination that depicts the coronary arterial lumen, atherosclerotic plaque, and the severity and distribution of…

…Single Photon Emission Computed Tomography), radiotracers emit gamma photons directly. These gamma rays are detected by gamma cameras to create tomographic images of the left…

…infarction Definition and Clinical Purpose Myocardial perfusion imaging (MPI) with single photon emission computed tomography (SPECT) or positron emission tomography (PET) is a radionuclide based…

…that of other forms of acute tubular necrosis, although the complication remains associated with post procedural morbidity and mortality. Pathophysiology The precise mechanism of contrast…

…The repertoire of available methods includes echocardiography, cardiovascular magnetic resonance (CMR), cardiac computed tomography (CT), single photon emission computed tomography (SPECT), positron emission computed tomography…

Cardiology Principles of myocardial perfusion imaging Myocardial perfusion imaging (MPI) is a non invasive technique for detecting and quantifying coronary artery disease (CAD). It offers…

…because coronary computed tomography angiography (CCTA) and functional imaging have higher diagnostic performance. Its most consistent contemporary role is therefore the assessment of functional capacity…

…in particular computed tomography (DT) and/or magnetic resonance imaging (MRI). Anatomy of the pericardium The pericardium consists of a parietal layer and a visceral…

…description of the electrical activity of the heart and it is created by analyzing several electrodes. In other words, each ECG lead is computed by…

…flow reserve derived from computed tomography can refine interpretation. Coronary plaque and future events Angiographic stenosis severity is an imperfect predictor of future myocardial infarction…

…computers, etc) must also be ignored. The atrial lead is therefore set to record signals with an amplitude range of 1.5 to 5 mV…

…at clarifying the genesis of the mass. Transesophageal echocardiography (TEE), magnetic resonance imaging (MRI of the heart) and computed tomography (DT of the heart) are…

…days and weeks. It reduces cardiac output and lower blood pressure. Cardiogenic shock may develop as a result of stunning. The systemic response to reperfusion…

ECG Left main coronary artery occlusion Left main coronary artery (LMCA) occlusion is a rare but catastrophic manifestation of acute coronary syndromes. The LMCA supplies…

…ageing population, increased incidence and prevalence of cancer, heart failure, obesity, type 2 diabetes and physical inactivity. The increased use of computed tomography (CT), and…

…also called idioventricular rhythm . The hallmark of all ventricular rhythms is the wide QRS complex (QRS duration ≥0.12 seconds). The QRS complex is wide…