Low thyroid-stimulating hormone and its persistence beyond the first trimester of pregnancy.

OBJECTIVE To investigate predictors of low thyroid-stimulating hormone (TSH) persisting beyond the first trimester and associated pregnancy outcomes. METHODS We retrospectively assessed the association between low first-trimester TSH and obstetric outcomes of singleton pregnancies in southern Israel between 2001 and 2011. We included women with first… CONTINUE READING

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