An echocardiogram or echo test is used to examine the heart. It uses high-frequency sound waves to produce images of the heart’s structures. With an echocardiogram, the doctor can visualize the heart valves and chambers and to evaluate the heart size and thickness of the walls, as well as heart function. Your doctor may order an echocardiogram to take a look at your heart and determine what is causing you to experience symptoms such as chest pain or tightness, shortness of breath, irregular ... [Read More]