perinatology.com

Reference Values During Pregnancy


Home > Reference >Reference Values > Bilirubin , unconjugated ,indirect
Bilirubin , unconjugated ,indirect (serum)

   Units Nonpregnant Adult First Trimester Second Trimester Third Trimester
mg/dL 0.1 - 0.5
 
0.1 - 0.5 0.1 - 0.4 0.1 - 0.5
μmol/L 1.7 - 8.6 1.7 -  8.6 1.7 -  6.8 0 -  8.5

Some causes of elevated unconjugated bilirubin include hemolysis and an inherited inability to conjugate bilirubin such as Gilbert's or Crigler-Najjar syndrome. The latter disorder is uncommon.


References:

Abbassi-Ghanavati M, Greer LG, Cunningham FG. Pregnancy and laboratory studies: a reference table for clinicians. Obstet Gynecol. 2009 Dec;114(6):1326-31. PMID:19935037
Wallach, J. Interpretation of Diagnostic Tests, Eighth ed. Lippincott Williams & Wilkins, 2007 Fischbach FT, Dunning MB III, eds. A Manual of Laboratory and Diagnostic Tests, 7th ed. Philadelphia, Lippincott Williams and Wilkins,2004

 

Home | About | Disclaimer | Privacy | Contact
Copyright 2010 by Focus Information Technology. All rights reserved.