Cardiac imaging is done to diagnose heart diseases. A cardio radiologist accomplishes and then understands medical imaging to diagnose heart disease, leaky heart valves and defects in size and shape of the heart. Those techniques are coronary catheterization, echocardiogram, intravascular ultrasound, Cardiac PET scan, Cardiac CT scan and Cardiac MRI. Positron emission tomography (PET) is an imaging methodology for positron emitting radioisotopes. Mostly used for the researches. Applicable radioisotopes within chemical compounds of the metabolic pathways being examined.
