An echocardiogram is a noninvasive (the skin is not pierced) test used to see how well the heart is working. An exercise echocardiogram is done to assess the heart's response to stress or exercise and compare the results to when the heart is at rest.
X-rays are a type of radiation called electromagnetic waves. X-ray imaging creates pictures of the inside of your body. Common uses for X-ray imaging include detection of broken bones, dental X-rays, breast tumors (benign and cancerous), pneumonia in lungs and more.
