Ultrasound sends sound waves into the body, which are reflected back to the ultrasound machine to create an image. These images are a useful way to examine many of the body’s internal organs.

Ultrasounds are most commonly associated with babies, but they can be used for many purposes. For example, they can be used to find the source of pain in the abdomen or pelvis, to look for blood clots, and to evaluate the heart’s structure.

How to prepare