Endocrine Abstracts

Hypoparathyroidism, deafness and renal dysplasia (HDR) syndrome, also known as Barakat syndrome, is a rare autosomal dominant disease characterized by the triad of hypoparathyroidism (H), deafness (D) and renal abnormalities (R). Its genetic cause is known to be the haploinsufficiency of the zinc finger transcription factor GATA3. This disorder exhibits a great clinical variability and an age-dependent penetrance of each feature. The most frequent manifestation is sen...