Hypothyroidism is the most frequent pregnancy-related thyroid dysfunction, including overt
and subclinical hypothyroidism. Studies show that even mild hypothyroidism may eventuate …

In pregnancy, several physiological changes affect maternal circulating thyroid hormone
levels. The most common causes of hyperthyroidism in pregnancy are Graves' disease and …

Background: The adverse impact of maternal negative TPOAb of gestational subclinical
hypothyroidism (SCH-TPOAb−) on the development of the offspring has not yet been clearly …

Background Gestational TSH and FT4 reference intervals may differ according to assay
method, but the extent of variation is unclear and has not been systematically evaluated. We …

Background Considering the changes in thyroid physiology associated with pregnancy and
poor outcomes related to abnormal maternal thyroid function, international guidelines …

Background Subclinical hypothyroidism (SCH) in pregnancy has drawn an increasing
amount of attention over the past two decades. However, the definition of it, including its …

Objectives Results can vary between different free thyroxine (FT4) assays; global
standardization would improve comparability of results between laboratories, allowing …

This study aimed to explore the relationship between thyroid function and autoimmunity and
adverse birth outcomes. Serum levels of thyroid function were detected by …

Background The association between isolated maternal hypothyroxinemia (IMH) and
adverse pregnancy outcomes is still controversial. This study aimed to evaluate the …

China has eliminated iodine deficiency disorders since 2011 via the implementation of
universal salt iodisation. Following this, a new revised salt iodisation policy was introduced …