👉 A cardiogram is a diagnostic tool used to examine the heart. It consists of an imaging scan that uses ultrasonic waves to create images of the heart and its valves, which are crucial for diagnosing many diseases such as heart disease. The images can be used to detect abnormalities in the heart's function or structure, allowing doctors to diagnose conditions like mitral valve prolapse (a condition where the left side of the heart is prolapsed into the right side) or aortic stenosis (