(bil-i-ROO-bun) A reddish yellow substance formed when red blood cells break apart. It is found in the bile and in the blood. Yellowing of the skin and eyes can occur with high levels of bilirubin. Also called total bilirubin.
PNH Awareness
Spread awareness by sharing and learning more. Post the social media graphic, sign up for a conference, March for Marrow, and AAMDSIF Global PNH Patient Registry! Learn more about PNH.
Paroxysmal Nocturnal Hemoglobinuria (PNH) Donate to Support Our Mission
