hrp0097p1-195 | Thyroid | ESPE2023

A rare case of thyroid dyshormonogenesis with high urine iodine excretion

Gunarathna Leslie , Clemente Marisa , Weerasinghe Kamal

Background: Variety of defective thyroid hormone biosynthesis accounts for 15% of congenital hypothyroidism. Children with IYD gene (formerly DEHALI) mutation, which encodes thyroidal enzyme iodotyrosine deiodinase, cannot recycle iodine in thyroid gland. This results in urinary loss of iodine and hypothyroidism. The condition may be missed by neonatal screening programs.Case description: A male baby was born of non-cons...