You may develop jaundice if you have high bilirubin levels, a sign of liver damage. Gallstones can lead to a build-up of bilirubin in your blood. A doctor can use phototherapy to treat high bilirubin ...

Bilirubin is a viscous, brownish-yellow substance that is a natural byproduct of liver processes like breaking down old red blood cells. Normally, it is excreted from the body without cause for alarm, ...