Common Medical Problems in Pregnancy - ACP

Function During Pregnancy 1st trimester Increase in all values Free hormones peak TSH slight decrease 2nd and 3rd trimester TBG remains elevated Total thyroid hormone remains elevated TSH normal Modified from Brent GA. Maternal thyroid function: interpretation of thyroid function tests in pregnancy. Clin Obstet Gynecol 1997;40:3–15. ................
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