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echocardiogram ech·o·car·di·o·gram (ěk'ō-kär'dē-ə-grām')
A visual record produced by echocardiography.
An ultrasound image of the heart that demonstrates the size, motion, and composition of cardiac structures and is used to diagnose various abnormalities of the heart, including valvular dysfunction, abnormal chamber size, congenital heart disease, and cardiomyopathy.