Additionally, there has also been an increased use of point-of-care ultrasound as a diagnostic modality. There is no pain during the test, but on occasion the transducer must be pressed firmly against a rib for a short period of time. The use of Doppler ultrasound by healthcare team members has become increasingly common as the technology has improved and become more cost-effective. This is the blood flow as it moves through the heart valves. At times during the exam you will hear a "swishing" sound (called Doppler) coming from the machine.It helps the heart's structures show up better on the images. Dye, called contrast, may be given by IV. A TTE creates pictures of the heart from outside the body. The transducer picks up the sound waves from your heart and a live image of your heart is displayed on a TV monitor. A Doppler ultrasound records sound waves reflecting off moving objects, such as blood cells, to measure their speed and other aspects of how they flow. It's a noninvasive way to look at blood flow through the heart and heart valves. Until recently, cardiac catheterization was the. ![]()
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