Bilirubin,is a breakdown product of the heme containing proteins in the body.Serum and urine bilirubin are very common laboratory test used as a component of liver function test.Bilirubin is found in the body,in two forms - conjugated[direct] and unconjugated[indirect] bilirubin.Conjugated bilirubin,is that bilirubin that is water soluble thus excreted by the kidney.Unconjugated bilirubin, is water insoluble,and remains bound with albumin...
