A bilirubin in urine test measures the levels of bilirubin in your urine. Normally, urine doesn't have any bilirubin. If there is bilirubin n your urine, it may be an early sign of a liver condition. Bilirubin is a yellow substance that your body makes during the normal process of breaking down red blood cells ...

A urobilinogen in urine test measures the amount of urobilinogen in your urine (pee). Normal urine contains some urobilinogen. Too much urobilinogen in urine may be a sign of a liver disease, such as hepatitis or cirrhosis, or certain types of anemia. Little or no urobilinogen may be a sign of other ...