Increased pregnancy loss rate in thyroid antibody negative women with TSH levels between 2.5 and 5.0 in the first trimester of pregnancy.

@article{Negro2010IncreasedPL,
  title={Increased pregnancy loss rate in thyroid antibody negative women with TSH levels between 2.5 and 5.0 in the first trimester of pregnancy.},
  author={Roberto Negro and Alan B Schwartz and Riccardo Gismondi and Andrea Tinelli and Tiziana Mangieri and Alex S Stagnaro-Green},
  journal={The Journal of clinical endocrinology and metabolism},
  year={2010},
  volume={95 9},
  pages={E44-8}
}
CONTEXT The definition of what constitutes a normal TSH during pregnancy is in flux. Recent studies suggested that the first trimester upper limit of normal for TSH should be 2.5 mIU/liter. OBJECTIVE The objective of the study was to evaluate the pregnancy loss and preterm delivery rate in first-trimester thyroid peroxidase antibody-negative women with TSH values between 2.5 and 5.0 mIU/liter. DESIGN The present study is a component of a recently published large-scale prospective trial that… CONTINUE READING