what is an Angiogram
An angiogram is an X-ray image of blood vessels after they are filled with a contrast material. An angiogram of the heart, a coronary angiogram, is the gold standard for the evaluation of coronary artery disease (CAD).A coronary angiogram can be used to identify the exact location and severity of CAD.n angiogram of the heart, a coronary angiogram, is the gold standard for the evaluation of coronary artery disease (CAD). A coronary angiogram can be used to identify the exact location and severity of CAD.