TY - JOUR T1 - Subclinical hypothyroidism: When to treat JF - Cleveland Clinic Journal of Medicine JO - Cleve Clin J Med SP - 101 LP - 110 DO - 10.3949/ccjm.86a.17053 VL - 86 IS - 2 AU - Sidra Azim AU - Christian Nasr Y1 - 2019/02/01 UR - http://www.ccjm.org/content/86/2/101.abstract N2 - Subclinical hypothyroidism is defined by an elevated serum thyroid-stimulating hormone (TSH) level along with a normal free thyroxine (T4) level. Whether it should be treated remains controversial. Currently, the best practical approach is to base treatment decisions on the degree of TSH elevation, thyroid autoimmunity, and associated comorbidities. ER -