kidney ultrasound is an imaging test that uses sound waves to look at your kidneys.
can check the size, shape, and location of your kidneys. It also lets your healthcare
provider see how well blood is flowing to your kidneys.
healthcare provider uses a device called a transducer to make the images of your
kidneys. The transducer sends out sound waves that bounce off your kidneys. The sound
waves are too high-pitched for you to hear. The transducer then picks up the bounced
sound waves. These are made into pictures on a screen of your kidneys.
healthcare provider can add another device called a Doppler probe to the transducer.
This probe lets your healthcare provider hear the sound waves the transducer sends
They can hear how fast blood is flowing through a blood vessel and in which direction
it's flowing. No sound or a faint sound may mean that you have a blockage in the
Ultrasound is safe to have during pregnancy because it doesn't use radiation. It's
safe for people who are allergic to contrast dye because it doesn't use dye. It's
considered a noninvasive test. This means it's not done with an incision or a tool
goes inside your body. Ultrasound doesn't generally cause any pain or discomfort.