hrp0084p2-553 | Thyroid | ESPE2015

Efficacy of Supplemental Liothyronine for Patients with Congenital Hypothyroidism and Pituitary Resistance to Thyroid Hormone

Paone Laura , Fleisch Abby F , Feldman Henry , Cappa Marco , Brown Rosalind , Wassner Ari J

Background: Recent guidelines recommend levothyroxine (LT4) monotherapy for all infants with congenital hypothyroidism (CH). However, up to one-third of patients have pituitary resistance to thyroid hormone and, to normalize their TSH, require supranormal circulating levels of T4. Liothyronine (T3) has been proposed as a supplemental therapy for such patients, but data demonstrating its use and efficacy are limited.Object...