Altered thyroid feedback loop in Klinefelter syndrome: a cohort study from infancy through the transition into adulthood.
Francesco CarlomagnoMarianna MinnettiFrancesco AngeliniRiccardo PofiEmilia SbardellaMatteo SpazianiAlessia AureliAntonella AnzuiniRoberto PaparellaLuigi TaraniTommaso PorcelliMaria Angela De StefanoCarlotta PozzaDaniele GianfrilliAndrea M IsidoriPublished in: The Journal of clinical endocrinology and metabolism (2023)
From infancy through adulthood, KS is characterized by increased morpho-functional abnormalities of the thyroid gland, combined with a central feedback dysregulation sustained by the effect of hypogonadism on D2 deiodinase.