What is an bilirubin in urine test?

A bilirubin in urine test measures the levels of bilirubin in your urine. Bilirubin is a yellowish substance made during the body's normal process of breaking down red blood cells. Bilirubin is found in bile, a fluid in your liver that helps you digest food. ... Bilirubin in urine may be a sign of liver disease.

Why do I need a bilirubin in urine test?

Your health care provider may have ordered a bilirubin in urine test as part of your regular checkup, or if you have symptoms of liver disease.


These symptoms include:

Because bilirubin in urine can indicate liver damage before other symptoms appear, your health care provider may order a bilirubin in urine test if you are at a higher risk for liver damage.


Risk factors for liver disease include:

What do the results mean?

If bilirubin is found in your urine, it may indicate:

  • A liver disease such as hepatitis

  • A blockage in the structures that carry bile from your liver

  • A problem with liver function