An echocardiogram is a medical test that uses high-frequency sound waves to create images of the heart. In short, it's a heart ultrasound that shows a live picture of it beating. Apart from determining the pulse and its rhythm, the echocardiogram helps evaluate the heart's overall function. The procedure checks on the valves, walls, chambers, and blood vessels, as well. Why are Echocardiograms Done? Aside from the need for regular checkups, doctors use the test to look at the patient's heart ... [Read More]