Article
Lingual thyroid and resistance to thyroid hormone beta due to a novel THRB c.1312 C > T mutation in a child: diagnostic pitfalls and management.
Endocrine - 2 Jun 2026
Awad Mohammad Hosny, Thalange Nandu, Abiary Mohamed El
Abstract excerpt
Resistance to thyroid hormone beta (RTHβ) is a rare genetic disorder characterized by reduced tissue responsiveness to thyroid hormones despite elevated circulating levels. The coexistence of RTHβ and ectopic thyroid tissue is exceptionally rare and presents significant diagnostic and management challenges. We report an eight-year-old girl diagnosed with congenital hypothyroidism through neonatal screening, with...
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