Coronary artery disease is one of the diseases with the highest mortality rate among cardiovascular diseases. If the disease is not detected early and treated promptly, it can lead to dangerous conditions such as complete blockage of the lumen, myocardial necrosis, and other cardiovascular complications. Coronary artery disease is the best way to diagnose coronary artery condition.

Angina is chest pain or discomfort that occurs when the heart does not receive enough blood and oxygen. During an angina attack, the increased demand for blood flow is not met for a short period of time. When the increased demand for blood flow is no longer met, the symptoms of angina go away.