Increased Pregnancy Loss Rate in Thyroid Antibody Negative Women with TSH Levels between 2.5 and 5.0 in the First Trimester of Pregnancy

Negro, Roberto; Schwartz, Alan; Gismondi, Riccardo; Tinelli, Andrea; Mangieri, Tiziana; Stagnaro‐Green, Alex

doi:10.1210/jc.2010-0340

Public

Increased Pregnancy Loss Rate in Thyroid Antibody Negative Women with TSH Levels between 2.5 and 5.0 in the First Trimester of Pregnancy

Published in The Journal of Clinical Endocrinology & Metabolism • Jun 9, 2010

Authors:

Roberto Negro

Alan Schwartz

Riccardo Gismondi

Abstract

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-t...

Subject

Pregnancy

Medicine

Anti-thyroid autoantibodies

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