Bilirubin Test: Understanding High vs. Low Levels & Causes
A bilirubin test measures bilirubin levels in your blood or in your urine. High bilirubin may indicate liver or biliary disease.
High Bilirubin Levels: Symptoms, Causes, and Treatment
Dec 17, 2024 · Bilirubin is a yellowish substance in your blood. It forms after red blood cells break down and travel through your liver, gallbladder, and digestive tract before excretion. The …
Bilirubin Test: High vs. Low Levels, Direct vs. Indirect - WebMD
Jul 11, 2025 · Bilirubin is an orange-yellow pigment that occurs normally when part of your red blood cells break down. Your liver takes the bilirubin from your blood and changes its chemical …
High Bilirubin (Hyperbilirubinemia) and How to Treat It
Dec 2, 2025 · High bilirubin levels can cause jaundice, making your skin and eyes yellow. High bilirubin can be due to blood, liver, or bile duct disorders. If untreated, high bilirubin in …
Bilirubin test - Mayo Clinic
Nov 9, 2024 · Bilirubin is a substance produced by the breakdown of red blood cells. Bilirubin (bil-ih-ROO-bin) passes through the liver and is eventually excreted out of the body. Higher than …
Bilirubin Test: Normal, Low & High Levels in Adults & Newborns
Sep 9, 2024 · Bilirubin is an orange-yellow bile pigment formed during the normal breakdown of the red blood cells. Learn about the elevated bilirubin level and its problems.
Physiology, Bilirubin - StatPearls - NCBI Bookshelf
Bilirubin is an important metabolite of heme (ferroprotoporphyrin IX), a coordination complex coordinating iron in various proteins. It is a potentially toxic substance. However, the body has …
Functions, Importance & Normal Range of Bilirubin (Total)
The total bilirubin test measures both unconjugated (indirect) and conjugated (direct) bilirubin in the blood. High bilirubin leads to jaundice, which appears as yellowing of the skin and eyes.
Bilirubin Blood Test - MedlinePlus
A bilirubin blood test measures the levels of bilirubin in your blood. Bilirubin is a yellowish substance made during your body's normal process of breaking down old red blood cells. …
Bilirubin: What You Need to Know | Ada Health
Jul 1, 2025 · Bilirubin is a yellowish substance that is formed by the body when red blood cells are broken down. 1 Bilirubin is toxic to the body, so under usual circumstances, it gets processed …