hrp0095p1-589 | Thyroid | ESPE2022

Familial Dysalbuminemic Hyperthyroxinemia (FDH) in Asymptomatic Child with High Free T4 and Normal TSH

Shanza Afzaal Shanza , Aljalily Sarraa , Malheiros - França Monica , Ten Svetlana

Case report: 6 yrs. old boy presented with high total T4, free T4, reverse T3, and normal total T3 and TSH. He has a history of tic disorder. Blood pressure, and heart rate were normal, no palpitations, no weight loss. Thyroid peroxidase and thyroglobulin antibodies were normal. Thyroid sonogram was normal. Family is of Hispanic origin. There was a family history of elevated T4 in the paternal uncle (half-brother of the father)Me...