Debate: Level of TSH at which thyroid hormone replacement should be initiated in gestation.
In this debate, two clinicians discuss the merits and limitations of levothyroxine treatment for pregnant women with thyrotropin (TSH) concentrations 2.5-10 mIU/L. Recently published clinical practice guidelines have raised the treatment threshold, suggesting treatment for women with thyrotropin (TSH) ≥4.0 mIU/L and no...