No repetir la determinación de anticuerpos antitiroideos en los pacientes diagnosticados de disfunción tiroidea en los que ya han sido positivos con anterioridad.

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(8):2543-65

Garber JR, Cobin RH, Gharib H, Hennessey JV, Klein I, Mechanick JI et al. Clinical practice guidelines for hypothyroidism in adults: cosponsored by the American Association of Clinical Endocrinologists and the American Thyroid Association. Thyroid 2012;22(12):1200-35