CarolinaEast Health System offers diagnosis, treatment, and prevention of cardiovascular diseases, including cardiac electrophysiology. Their echocardiography uses high-frequency sound waves that help the cardiologist can create a videotape of the heart chambers, valves, wall motion, and blood flow patterns. They also provide stress tests that can help cardiologists assess the blood flow to the heart and diagnose coronary artery disease or monitor the progress of treatment.