Preconceptional Thyroid Screening and Childhood Nerocognitive Function
Hypothyroidism
About this trial
This is an interventional prevention trial for Hypothyroidism focused on measuring preconception, hypothyroidism, neurocognitive development
Eligibility Criteria
Inclusion Criteria:
- Preconceptional group:TSH ≥ 97.5%th and/or FT4 ≤ 2.5%th
- age: 18-55
- those who can obey the rules of this study and assign the consent
Exclusion Criteria:
- age: less than 18 or more than 55
- multiple pregnancy
- thyroid tumor disease history
- those who cannot obey the rules of this study
Sites / Locations
- Obstetrics and Gynecology Hospital, Fudan UniversityRecruiting
Arms of the Study
Arm 1
Arm 2
Arm 3
Active Comparator
Active Comparator
Placebo Comparator
preconception
early conception
late conception
Participants will be included according to their first outpatient visiting time. Women with TSH≥97.5%th and/or FT4≤2.5%th will accept levothyroxine 150ug daily and follow-up every 4 weeks. Medical records include: a)maternal thyroid function at enrollment; b) Levothyroxine: length, dose, drug adverse effects; c)Early trimester of pregnancy: Down's screening; d)2nd trimester of pregnancy: fetal echocardiography; e)Whole course of pregnancy: maternal complications, maternal blood pressure at each visit, fetal growth; f)Pregnancy outcome: type of delivery, length of labor, type and timing of analgesia/anesthesia, Apgar scores, postpartum hemorrhage, fetal complications; g)Offspring cognitive assessment at 0-3 years old
Participants will be included according to their first outpatient visiting time before 15+6 gestational week. Women with TSH≥97.5%th and/or FT4≤2.5%th will accept levothyroxine 150ug daily and follow-up every 4 weeks. Medical records include: a)maternal thyroid function at enrollment; b) Levothyroxine: length, dose, drug adverse effects; c)Early trimester of pregnancy: Down's screening; d)2nd trimester of pregnancy: fetal echocardiography; e)Whole course of pregnancy: maternal complications, maternal blood pressure at each visit, fetal growth; f)Pregnancy outcome: type of delivery, length of labor, type and timing of analgesia/anesthesia, Apgar scores, postpartum hemorrhage, fetal complications; g)Offspring cognitive assessment at 0-3 years old
Participants will be included according to their first outpatient visiting time after 16 gestational week. Women with TSH≥97.5%th and/or FT4≤2.5%th will accept levothyroxine 150ug daily and follow-up every 4 weeks. Medical records include: a)maternal thyroid function at enrollment; b) Levothyroxine: length, dose, drug adverse effects; c)Early trimester of pregnancy: Down's screening; d)2nd trimester of pregnancy: fetal echocardiography; e)Whole course of pregnancy: maternal complications, maternal blood pressure at each visit, fetal growth; f)Pregnancy outcome: type of delivery, length of labor, type and timing of analgesia/anesthesia, Apgar scores, postpartum hemorrhage, fetal complications; g)Offspring cognitive assessment at 0-3 years old