SCHLEICHKORN / CUSTOM MEDICAL STOCK PHOTO / SCIENCE PHOTO LIBRARY SCHLEICHKORN / CUSTOM MEDICAL STOCK PHOTO / SCIENCE PHOTO LIBRARY
Normal heart. Coloured ultrasound image (echo- cardiogram) showing a healthy heart. Inside the scan triangle, round dark areas can be seen which represent the chambers of the heart. The red- yellow feature at centre shows the blood flow between two chambers. Echocardiography uses ultrasound waves to investigate and display the action of the heart as it beats. Echocardiography may be used to diagnose heart disorders, such as abnormality in the heart valves.
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