what is bilirubin mean
Bilirubin - urine. Bilirubin is a yellowish pigment found in bile, a fluid produced by the liver. This article is about a lab test to measure the amount of bilirubin in the urine. Large amounts of bilirubin in the body can lead to jaundice. Bilirubin may also be measured with a blood test. This test can be done on any urine sample. For an infant, thoroughly wash the area where urine exits the body. 1  Open a urine collection bag (a plastic bag with an adhesive paper on one end).  For males, place the entire penis in the bag and attach the adhesive to the skin.