“…Cardiology also gained immense benefits from the development of the hybrid imaging systems (e.g. correction of attenuation and evaluation of coronary classifications), CT for coronary angiography, and acquisition of 3-D hybrid images for the definition of heart viability and diagnosis of cardiac inflammations and infections [46]. Recent advances in stem cell therapy show promising results for myocardium restoration, neovascularization and enhancement of perfusion [47][48][49][50].…”