The investigators' aim is to enroll around 2000 patients from Taipei, Keelung, Linkou, Chiayi and Kaohsiung CGMH. All participants will receive universal thyroid function screening at 1st trimester, and those who was found to have hyperthyroidism or hypothyroidism will be referred to Endocrine department for further treatment. All participants will be followed at outpatient clinic, and their obstetric visit finding will be recorded. The maternal and neonatal outcomes will be analyzed.
Study Type
OBSERVATIONAL
Enrollment
2,000
to treat if the patient has hyperthyroidism
to treat if the patient has hypothyroidism
Chang Gung Memorial hospital
Taipei, Taiwan
RECRUITINGThe prevalence thyroid dysfunction
Hypothyroidism: defined as serum TSH \> 2.5U/mL and decreased fT4\*; Hyperthyroidism: defined as fT4 \> normal range\* and TSH undetectable \* Serum free T4 range varies according to trimesters.
Time frame: 40 weeks
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