urobilinogen

• مركب وسطي يتكون في الأمعاء من تحلل البيليروبين، ويتحول عند الأكسدة إلى يوروبيلينات. يُطرح جزء منه مع البراز، ويُعاد امتصاص جزء آخر ليُطرح مع الصفراء أو البول.

A chromogen produced in the intestine from the breakdown of bilirubin; upon oxidation it yields urobilins. Some is excreted in the feces, while some is reabsorbed and excreted in bile or urine.

غير معدود

1. Bile pigment derivativeC2formalmedical

   A colorless compound produced in the intestine from the bacterial reduction of bilirubin, which is then partially reabsorbed and excreted in urine or bile, and upon oxidation forms urobilin.

   مشتق صبغي الصفراء

   • The presence of urobilinogen in urine is a normal finding, but elevated levels may indicate liver dysfunction.
   • Doctors measure urobilinogen levels to assess hemolysis or hepatic function.
   • Urobilinogen is converted to urobilin, which gives urine its characteristic yellow color.