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 ...

A Doppler ultrasound is a test that uses high-frequency sound waves to measure the amount of blood flow through your arteries and veins, usually those that supply blood to your arms and legs. Vascular ...

What Is a Liver Ultrasound? A liver ultrasound is a type of abdominal ultrasound, an imaging test that uses high-frequency sound waves to create pictures of the organs and structures in your abdomen, ...

We have all heard the change in pitch when an ambulance or police car drives by with its siren blaring. The pitch is higher as the vehicle comes toward you, and shifts to a lower pitch as it goes away ...

Objective Ultrasound (US) imaging has revealed distinct types of greyscale abnormalities in the patellar and Achilles tendons, including diffusely thickened tendons and tendons containing a hypoechoic ...