echocardiography
noun/ˌekəʊˌkɑːdiˈɒɡrəfi/
/ˌekəʊˌkɑːrdiˈɑːɡrəfi/
[uncountable]- the use of ultrasound to investigate the action of the heart
- ECG and echocardiography were performed to assess cardiac function.
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