An echocardiogram (echo) is a heart test that is used to diagnose heart disease and evaluate heart function. There are several types of echocardiograms that may be done for various reasons. The different types require different preparation. Follow the links below to find WebMD's comprehensive coverage about how each type of echocardiogram is done, why it is done, and much more.
Heart Disease and the Echocardiogram
WebMD looks at how various types of echocardiograms can help diagnose heart disease.
Heart Failure and the Echocardiogram
Learn more about echocardiograms and how they're used in the diagnosis of heart failure.
High Blood Pressure and Atherosclerosis
WebMD experts explain the link between high blood pressure and atherosclerosis, also called hardening of the arteries.
Angina (Angina Pectoris)
Angina can feel like a heart attack, but often it's something else. Get all your questions about it answered here.