common carotid artery reference diameter of at least 6 mm, carotid bifurcation is a minimum of 5 cm above the clavicle as measured by duplex Doppler ultrasound or computerized axial tomography ...

This article was originally posted Dec. 8, 2014. It has been updated. There are many things in medicine that are merely a matter of preference or style. How to check a patient’s pulse is not one ...

Feb. 21, 2025 — Researchers have investigated how microbubbles tiny gas bubbles can deliver drugs into cells in a targeted manner using ultrasound. For the first time, they have visualized how ...

If a blood clot forms in the coronary arteries, this will cause a heart attack. And if it happens in an artery supplying blood to your brain, such as the carotid arteries in the neck, it will lead to ...

Doppler velocity images are now available on the web for a number of Doppler weather radars around Australia. This section gives some guidelines on how to interpret the images. It should be stated at ...

Most radars can measure reflectivity but you need a Doppler radar to measure velocity. Some 40 years earlier in 1842 the Austrian physicist Christian Doppler had discovered what is now called the ...

Spotty rain this morning followed by breezy winds for our Sunday plans. Tracking more wet weather ahead in the 7day forecast. Cinthia Pimentel has the outlook in the Microclimate Forecast.