1. Abalovich M, Amino N, Barbour LA, Cobin RH, De Groot LJ, Glinoer D, et al. Management of thyroid dysfunction during pregnancy and postpartum: an Endocrine Society Clinical Practice Guideline. J Clin Endocrinol Metab. 2007; 92(8 Suppl):S1–S47. PMID:
17948378.
Article
2. Stagnaro-Green A, Abalovich M, Alexander E, Azizi F, Mestman J, Negro R, et al. Guidelines of the American Thyroid Association for the diagnosis and management of thyroid disease during pregnancy and postpartum. Thyroid. 2011; 21:1081–1125. PMID:
21787128.
Article
3. Qaseem A, Snow V, Owens DK, Shekelle P. The development of clinical practice guidelines and guidance statements of the American College of Physicians: summary of methods. Ann Intern Med. 2010; 153:194–199. PMID:
20679562.
Article
4. Orito Y, Oku H, Kubota S, Amino N, Shimogaki K, Hata M, et al. Thyroid function in early pregnancy in Japanese healthy women: relation to urinary iodine excretion, emesis, and fetal and child development. J Clin Endocrinol Metab. 2009; 94:1683–1688. PMID:
19258403.
Article
5. Yan YQ, Dong ZL, Dong L, Wang FR, Yang XM, Jin XY, et al. Trimester- and method-specific reference intervals for thyroid tests in pregnant Chinese women: methodology, euthyroid definition and iodine status can influence the setting of reference intervals. Clin Endocrinol (Oxf). 2011; 74:262–269. PMID:
21044115.
Article
6. Marwaha RK, Chopra S, Gopalakrishnan S, Sharma B, Kanwar RS, Sastry A, et al. Establishment of reference range for thyroid hormones in normal pregnant Indian women. BJOG. 2008; 115:602–606. PMID:
18333941.
Article
7. Moon HW, Chung HJ, Park CM, Hur M, Yun YM. Establishment of trimester-specific reference intervals for thyroid hormones in Korean pregnant women. Ann Lab Med. 2015; 35:198–204. PMID:
25729721.
Article
8. Mosso L, Martinez A, Rojas MP, Margozzini P, Solari S, Lyng T, et al. Frequency of subclinical thyroid problems among women during the first trimester of pregnancy. Rev Med Chil. 2012; 140:1401–1408. PMID:
23677185.
9. Baloch Z, Carayon P, Conte-Devolx B, Demers LM, Feldt-Rasmussen U, Henry JF, et al. Laboratory medicine practice guidelines. Laboratory support for the diagnosis and monitoring of thyroid disease. Thyroid. 2003; 13:3–126. PMID:
12625976.
10. De Groot L, Abalovich M, Alexander EK, Amino N, Barbour L, Cobin RH, et al. Management of thyroid dysfunction during pregnancy and postpartum: an Endocrine Society clinical practice guideline. J Clin Endocrinol Metab. 2012; 97:2543–2565. PMID:
22869843.
Article
11. Lazarus J, Brown RS, Daumerie C, Hubalewska-Dydejczyk A, Negro R, Vaidya B. 2014 European Thyroid Association guidelines for the management of subclinical hypothyroidism in pregnancy and in children. Eur Thyroid J. 2014; 3:76–94. PMID:
25114871.
Article
12. Alexander EK, Pearce EN, Brent GA, Brown RS, Chen H, Dosiou C, et al. 2017 Guidelines of the American Thyroid Association for the diagnosis and management of thyroid disease during pregnancy and the postpartum. Thyroid. 2017; 27:315–389. PMID:
28056690.
Article
13. Li C, Shan Z, Mao J, Wang W, Xie X, Zhou W, et al. Assessment of thyroid function during first-trimester pregnancy: what is the rational upper limit of serum TSH during the first trimester in Chinese pregnant women? J Clin Endocrinol Metab. 2014; 99:73–79. PMID:
24276458.
Article
14. Shi X, Han C, Li C, Mao J, Wang W, Xie X, et al. Optimal and safe upper limits of iodine intake for early pregnancy in iodine-sufficient regions: a cross-sectional study of 7190 pregnant women in China. J Clin Endocrinol Metab. 2015; 100:1630–1638. PMID:
25629356.
Article
15. Council on Environmental Health. Rogan WJ, Paulson JA, Baum C, Brock-Utne AC, Brumberg HL, et al. Iodine deficiency, pollutant chemicals, and the thyroid: new information on an old problem. Pediatrics. 2014; 133:1163–1166. PMID:
24864180.
16. Kim WG, Kim WB, Woo G, Kim H, Cho Y, Kim TY, et al. Thyroid stimulating hormone reference range and prevalence of thyroid dysfunction in the Korean population: Korea National Health and Nutrition Examination Survey 2013 to 2015. Endocrinol Metab (Seoul). 2017; 32:106–114. PMID:
28116874.
Article
17. Muzzo S, Burgueno M, Carvajal F, Biolley E, Avendano M, Vargas S, et al. Iodine nutrition in school children of four census areas of Chile. Rev Med Chil. 1997; 125:1299–1304. PMID:
9609050.
19. World Health Organization. Assessment of iodine deficiency disorders and monitoring their elimination. 3rd ed. Geneva: World Health Organization;2007.
20. Muzzo S, Leiva L, Ramirez I, Carvajal F, Biolley E. Iodine nutrition status in school age children of an area of high iodine intake (Calama) compared with an area of normal intake (Punta Arenas). Rev Chil Nutr. 2005; 32:28–35.
21. Mioto VCB, Monteiro ACCNG, de Camargo RYA, Borel AR, Catarino RM, Kobayashi S, et al. High prevalence of iodine deficiency in pregnant women living in adequate iodine area. Endocr Connect. 2018; 7:762–767. PMID:
29700098.
Article
22. Medici M, Korevaar TI, Visser WE, Visser TJ, Peeters RP. Thyroid function in pregnancy: what is normal? Clin Chem. 2015; 61:704–713. PMID:
25829408.
Article
23. Soldin OP, Tractenberg RE, Hollowell JG, Jonklaas J, Janicic N, Soldin SJ. Trimester-specific changes in maternal thyroid hormone, thyrotropin, and thyroglobulin concentrations during gestation: trends and associations across trimesters in iodine sufficiency. Thyroid. 2004; 14:1084–1090. PMID:
15650363.
Article
24. Quinn FA, Gridasov GN, Vdovenko SA, Krasnova NA, Vodopianova NV, Epiphanova MA, et al. Prevalence of abnormal thyroid stimulating hormone and thyroid peroxidase antibody-positive results in a population of pregnant women in the Samara region of the Russian Federation. Clin Chem Lab Med. 2005; 43:1223–1226. PMID:
16232090.
Article
25. Stricker R, Echenard M, Eberhart R, Chevailler MC, Perez V, Quinn FA, et al. Evaluation of maternal thyroid function during pregnancy: the importance of using gestational age-specific reference intervals. Eur J Endocrinol. 2007; 157:509–514. PMID:
17893266.
Article
26. Korevaar TIM. The upper limit for TSH during pregnancy: why we should stop using fixed limits of 2.5 or 3.0 mU/l. Thyroid Res. 2018; 11:5. PMID:
29942352.
Article
27. Mosso L, Martinez A, Rojas MP, Latorre G, Margozzini P, Lyng T, et al. Early pregnancy thyroid hormone reference ranges in Chilean women: the influence of body mass index. Clin Endocrinol (Oxf). 2016; 85:942–948. PMID:
27260560.
Article
28. Spencer CA, Hollowell JG, Kazarosyan M, Braverman LE. National Health and Nutrition Examination Survey III thyroid-stimulating hormone (TSH)-thyroperoxidase antibody relationships demonstrate that TSH upper reference limits may be skewed by occult thyroid dysfunction. J Clin Endocrinol Metab. 2007; 92:4236–4240. PMID:
17684054.
Article