Echocardiography is ultrasound of the heart.
A Doppler Echocardiography helps identify the direction and velocity of blood flow. Doppler Echocardiography can detect abnormal blood flow within the heart. Echocardiography uses sound waves to create images of the heart in patients suffering from signs and symptoms of heart problems. Doppler Echocardiography:
Echocardiography requires no special preparation.