In this issue of Cardiology Clinics , guest editors Drs. Sharmila Dorbala and Piotr Slomka bring their considerable expertise to the topic of Nuclear Cardiology . Top experts in the field cover key topics such as advances in single-photon emission computed tomography hardware and software; technical aspects of cardiac PET; novel PET applications and radiotracers of imaging cardiovascular pathophysiology; radionuclide tracers for myocardial perfusion imaging and blood flow quantification; and more.