Renal Ultrasound

A test that uses sound waves to study the renal system, which includes the kidneys, bladder, and ureters

Parts of the Body Involved

  • Kidneys
  • Bladder
  • Ureters
  • Abdomen
  • Back

Reasons for Procedure

  • To look for changes in the bladder wall
  • To look for changes in the kidney size or structure
  • To detect a kidney stone, cyst, mass, or other obstruction in the kidney
  • To look for stones in the urinary tract
  • To look for changes in the ureters
  • To examine the kidneys before performing a renal biopsy (removal of tissue from the kidney for exam)
  • To examine the circulatory system of the kidneys (a Doppler ultrasound)

Risk Factors for Complications during the Procedure

Obesity can make this examination more difficult to perform and less accurate

What to Expect

Prior to Procedure:
  • Your doctor will do a physical exam
  • Avoid carbonated drinks, such as sodas and seltzers
  • You must have a full bladder for the test; do not empty your bladder until after the ultrasound
During Procedure

Outcome

If the doctor or radiologist detects an abnormal mass or obstruction, additional tests will be done to determine the exact problem and cause.

Call Your Doctor If Any of the Following Occurs

There are usually no reported complications after this procedure