Ultrasound has long been used for helping doctors see inside the body, but focused high frequency sound waves are offering new ways of targeting cancer. If Zhen Xu hadn't annoyed her lab mates, she ...

A liver ultrasound is a noninvasive test that produces images of a person’s liver and its blood vessels. A liver ultrasound can help diagnose various conditions that affect the liver, such as fatty ...

How do you send drugs to specific parts of the body so they do their job and avoid causing side effects elsewhere? According to researchers at Stanford University, the answer is a combination of ...