hrp0094p2-490 | Thyroid | ESPE2021

Thyroid dyshormonogenesis: a case report of two siblings with a heterozygous variant in the TPO gene.

Vadina Tatiana , Konushova Marina , Eremyan Aikaz , Shreder Ekaterina , Nagaeva Elena , Zaharova Svetlana , Degtyarev Michael , Bezlepkina Olga

Background: Congenital hypothyroidism (CH) is an inborn disease with an incidence rate of 1 case per 3,600 newborns of which 15-20% cases are associated with thyroid dyshormonogenesis. The TPO gene encodes thyroid peroxidase. Disease associated with this gene is usually transmitted in an autosomal recessive mode. Hypothyroidism-associated TPO variants are usually biallelic, limited evidence for cases in patients with heterozygous variants exists.Method...