What is Doppler Ultrasound Scan? Ultrasound is a high-frequency sound that you cannot hear but it travels through fluid and soft tissues. However, it bounces back, or echoes, when it hits a more solid ...

Queensland University of Technology provides funding as a member of The Conversation AU. When an ambulance passes with its siren blaring, you hear the pitch of the siren change: as it approaches, the ...

Sometimes, doctors find a way to use technology that hits all the right notes -- it’s easy on your body, gives fast results, and doesn’t cause any side effects. That’s just the case with Doppler ...

The Doppler effect has helped us measure the world around us, from the movement of stars and clouds to sound frequencies. Gillian Isoardi from Queensland University of Technology explains how it works ...

The purpose of a Doppler ultrasound is to check blood flow. Doctors use the findings to help determine whether there is a blockage, narrowing, or leakage in a blood vessel. Healthcare professionals ...