Elevated urobilinogen level in urine indicates hepatitis or cirrhosis of the liver. High urobilinogen level in urine is also a sign of gallbladder blockage, says WebMD. High urobilinogen levels may indicate abnormal destruction of red blood cells, according to Mayo Clinic.
Bilirubin is a natural byproduct of the breakdown of hemoglobin. Urobilinogen is the natural byproduct of the breakdown of bilirubin, says About.com. Bilirubin and urobilinogen typically pass out of the body through stools, notes WebMD. Bilirubin in urine is a sign of liver and gallbladder disease.
Urobilinogen testing is done with a reactive dipstick or by laboratory analysis, according to About.com.