Song et al. develop a wearable ultrasound system that automatically quantifies diaphragm movement in intercostal and subcostal views. This technique analyzes respiratory mechanics and accurately ...

Ultrasound is produced by high frequency vibrations beyond the range of human hearing. The frequency of ultrasound is therefore greater than 20,000 hertz. Ultrasound, like audible sounds, is ...

A seven-week ultrasound is not always performed, but it can help confirm the pregnancy and determine the due date. You can usually hear the heartbeat during a seven-week ultrasound. A seven-week ...

A bladder ultrasound helps detect bladder polyps, which might not show symptoms. Some bladder polyps can become cancerous, so doctors may recommend removing them if they are suspicious. Bladder polyps ...