No realizar ecografía tiroidea a todo paciente con hipotiroidismo subclínico.

Cobin RH, Gharib H, Hennesey JV, Klein I, Mechanick JI, Pessah-Pollack R, Singer PA, Woeber KA. Clinical Practice Guidelines for hypothyroidism in adults. Cosponsored by the American Association in Clinical Endocrinologists and the American Thyroid Association. Thyroid 2012;22:1200-1235

Karmisholt J, Andersen S, Laurberg P. Variation in thyroid function in subclinical hypothyroidism: importance of Clinical follow-up and therapy. Eur J Endocrinol 2011;164:317-323

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