tissue doppler imaging (TDI) technique
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This is just here as a test because I lose it
Term information
definition
Doppler echocardiography is a procedure which uses ultrasound technology to examine the heart.[1] An echocardiogram uses high frequency sound waves to create an image of the heart while the use of Doppler technology allows determination the speed and direction of blood flow by utilizing the Doppler effect. source: http://en.wikipedia.org/wiki/Doppler_echocardiography