Ultrasound
Ultrasound uses sound waves to create real-time pictures of your organs and blood flow. It is safe, painless and uses no radiation.
- Exam time: Usually about 30 minutes
- Radiation: None
- Preparation: Depends on the area
What is it?
A technologist moves a small device called a transducer over your skin with a warm gel. Images appear on a screen instantly, showing the structure and movement of your organs and blood flowing through vessels.
Common exams include the liver, gallbladder, kidneys, bladder, uterus and ovaries, breast, thyroid, heart and blood vessels.
Who is it for?
- Pain, swelling or infection
- Abdominal and pelvic organs
- Thyroid and breast
- Blood vessels and circulation
Your visit
- Get positionedYou usually lie on your back. You may be asked to turn to one side.
- Your examThe technologist moves the transducer over your skin with gel. You may feel light pressure.
- DoneMost exams are completed in about 30 minutes.
How to prepare
- Preparation depends on your exam. We will tell you exactly what to do when we schedule.
- Some abdominal exams require not eating or drinking for up to 12 hours.
- Some pelvic exams require drinking up to 48 ounces of water 2 hours before and not emptying your bladder.
We confirm your instructions when we call you.
Common questions
Does ultrasound use radiation?
No. Ultrasound uses sound waves only, which is why it is also used during pregnancy.
Related exams
Ready to book your exam?
Call us. In one call we verify your insurance and book your exam.