…It is performed using a non contrast, electrocardiographically gated computed tomography (CT) scan. Image acquisition generally requires a single breath hold and does not require…

…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…

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

…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 …

…conditions. MPI uses radiotracers in combination with single photon emission computed tomography (SPECT) or positron emission tomography (PET) to assess myocardial perfusion and blood flow…

…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…

…This means that ECG leads with similar angles must display similar ECG curves (diagrams). For some purposes (e.g. diagnosis of some arrhythmias) it is…

…produce demonstrable ischaemia. Functional assessment with pressure or flow measurements, intravascular imaging, or fractional flow reserve derived from computed tomography can refine interpretation. Coronary plaque…

…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…

…coronary angiography with the intent to perform PCI. The decision to transfer the patient to the ICU or CCU depends on the system of care…

…months for 1 mm elevation, vs 7.6% with no elevation). Figure 1. Coronary artery anatomy in angiographic and computed tomography (CT) views. (A) Angiographic…

…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…

…of His, the impulse may be delivered to both bundle branches and subsequently the entire ventricular myocardium normally. This may yield a ventricular rhythm with…