Echocardiography is appropriate for use in patients with known or suspected cardiac pathology. An echocardiogram uses sound waves (ultrasound) to make a moving picture of the heart. This test can also be called a transthoracic echocardiogram. A dobutamine stress echocardiogram is used to find out how your heart works when you ... Depending on the results of your heart test. Echocardiographic reference ranges for normal cardiac chamber size.A transthoracic echocardiogram (TTE), often called a cardiac echo or cardiac ultrasound, is a non-invasive ultrasound imaging test used to observe the heart. The results may reveal abnormalities such as: damage to the heart muscle; heart defects; abnormal cardiac chamber size. Sometimes there is a lack of basic understanding of echo findings. The echoes get converts to digital images of the heart, which is visible on a video screen. Findings from an echo cardiogram can suggest a diagnosis of pulmonary hypertension. Your doctor will often get your echo test results within 24 hours. An echocardiogram also known as an 'echo' uses high frequency .Echocardiography is appropriate for use in patients with known or suspected cardiac pathology.An echocardiogram shows us the structure and function of the heart.