Cardiology Myocardial ischemia and infarction Definition and Clinical Role Coronary computed tomographic angiography (CCTA) is a non invasive anatomical examination that depicts the coronary arterial…

…radiotracers emit gamma photons directly. These gamma rays are detected by gamma cameras to create tomographic images of the left ventricle. In PET (Positron Emission…

…that are taken up by myocardial tissue. The distribution of retained tracer provides tomographic information about relative regional perfusion. Imaging is generally performed at rest…