perinatology.com

Reference Values During Pregnancy


Home > Reference >  Reference Values > Thyroxine, total
Thyroxine total, T4 (serum)

   Units Nonpregnant Adult First Trimester Second Trimester Third Trimester
g/dL 5.4 - 11.7 6.5 - 10.1 7.5 - 10.3 6.3 - 9.7
nmol/L 69 - 151 84 - 130 97 - 133 81 - 125

 


References:

1. 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
2. Brent GA.Maternal thyroid function: interpretation of thyroid function tests in pregnancy. Clin Obstet Gynecol. 1997 Mar;40(1):3-15.
PMID: 9103946
3. 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.