Objective: To examine the association between maternal hyper- and hypothyroidism and the risk of attention deficit hyperactivity disorder (ADHD) and autism spectrum disorder (ASD) in the child.
Design: A population-based cohort study.
Setting: Singletons liveborn in Denmark between 1991 and 2004.
Population: A total of 857 014 singletons alive and living in Denmark at the age of 3 years.
Methods: Information on the diagnosis and/or treatment of maternal thyroid disease and the neurodevelopmental disorders ADHD and ASD in the child was obtained from Danish nationwide registers. The Cox proportional hazards model was used to estimate the hazard ratio (HR) with 95% confidence interval (95% CI) for risk of ADHD and ASD in children born to mothers with thyroid dysfunction, adjusting for potential confounding factors.
Main Outcome Measures: ADHD and ASD in the child.
Results: Altogether, 30,295 singletons (3.5%) were born to mothers with thyroid dysfunction. Maternal hyperthyroidism diagnosed and treated for the first time after the birth of the child increased the risk of ADHD in the child (adjusted HR 1.23; 95% CI 1.05-1.44), whereas hypothyroidism increased the risk of ASD (adjusted HR 1.34; 95% CI 1.14-1.59). No significant association was seen for maternal diagnosis and treatment prior to the birth of the child.
Conclusions: Children born to mothers diagnosed and treated for the first time for thyroid dysfunction after their birth may have been exposed to abnormal levels of maternal thyroid hormone already present during the pregnancy, and this untreated condition could increase the risk of specific neurodevelopmental disorders in the child.
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http://dx.doi.org/10.1111/1471-0528.12681 | DOI Listing |
JAMA Netw Open
January 2025
Department of Clinical Epidemiology, Department of Clinical Medicine, Aarhus University Hospital, Aarhus University, Aarhus, Denmark.
Importance: Current evidence of the association between prenatal exposure to glucocorticoids and long-term mental disorders is scarce and has limitations.
Objective: To investigate the association between prenatal exposure to systemic glucocorticoids and mental disorders in offspring at the age of 15 years, comparing exposed vs unexposed offspring born to mothers with the same underlying disease (risk of preterm delivery and autoimmune or inflammatory disorders).
Design, Setting, And Participants: This nationwide population-based cohort study used data from registries in Denmark with follow-up until December 31, 2018.
Breastfeed Med
January 2025
Department Midwifery, School of Nursing and Midwifery, Trinity College, Dublin, Ireland.
Breastfeeding is vital for infant nutrition, especially for multiple babies (twins) born prematurely, yet breastfeeding rates among mothers of twins are lower compared with mothers of singleton babies. This review presents a synthesis of research findings on breastfeeding challenges experienced by mothers following twins' births. The electronic databases of CINAHL, MEDLINE, PsycINFO, EMBASE, and Web of Science were systematically searched in August 2023.
View Article and Find Full Text PDFFront Clin Diabetes Healthc
December 2024
Mother Infant Research Institute at Tufts Medical Center, Boston, MA, United States.
Introduction: Infants of diabetic mothers (IDMs) may exhibit decreased oral intake, requiring nasogastric feedings and prolonged hospitalization. The objective of this study was to explore whether saliva serves as an informative biofluid for detecting expression of hunger signaling and energy homeostasis modulator genes and to perform exploratory analyses examining expression profiles, body composition, and feeding outcomes in late preterm and term IDMs and infants born to mothers with normoglycemia during pregnancy.
Methods: In this prospective cohort pilot study, infants born at ≥ 35 weeks' gestation to mothers with gestational or type II diabetes (IDM cohort) and normoglycemic mothers (control cohort) were recruited.
Cureus
December 2024
Department of Midwifery, School of Health and Care Sciences, University of West Attica, Athens, GRC.
Maternal Graves' disease (GD) poses a significant risk to neonatal thyroid function due to the transplacental transfer of thyrotropin receptor antibodies (TRAbs). This systematic review aims to assess the impact of maternal GD on neonatal thyroid outcomes and identify key maternal factors influencing these outcomes. A comprehensive literature search was conducted across PubMed, Scopus, and Cochrane, resulting in the inclusion of 18 studies published from 2014 to 2024.
View Article and Find Full Text PDFSci Rep
January 2025
Department of Obstetrics and Gynecology, University Hospital Centre Zagreb, 10000, Zagreb, Croatia.
Thyroid dysfunctions are common in type 1 diabetes mellitus (T1DM) pregnancies, impacting embryogenesis and fetal neurodevelopment. This study investigates the effects of subclinical hypothyroidism and BDNF (Brain-derived neurotrophic factor) telomere length in T1DM mothers and their newborns. In a recent study, researchers found an inverse relationship between TSH (thyroid-stimulating hormone) levels and telomere length in the cord blood of newborns.
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