hrp0095p1-590 | Thyroid | ESPE2022

Immunoglobulin Superfamily 1 (IGSF1) Deficiency: A Rare Cause of Isolated Congenital Hypothyroidism in Two Siblings

MacGloin Helen , Bhushan Arya Ved , Schoenmakers Nadia , Buchanan Charles

Introduction: The Newborn Screening Programme (NBS) enables earlier diagnosis of congenital hypothyroidism (CH). However, cases of central congenital hypothyroidism (CCH) are missed in countries which use thyroid stimulating hormone (TSH) based screening strategy. Understanding the pathogenic aetiology of CCH is particularly important because many patients have additional pituitary hormone deficiencies. New genes have been implicated in CCH, including the rece...