hrp0095p1-220 | Bone, Growth Plate and Mineral Metabolism | ESPE2022

Hypocalcemia as the Initial Presentation of Type2 Bartter Syndrome: A Family Report

London Shira , A. Levine Michael , Li Dong , Spiegel Ronen , Lebel Asaf , Tenenbaum-Rakover Yardena

Context: Bartter syndrome (BS) is a group of rare autosomal-recessive tubulopathies characterized by hypokalemic, hypochloremic metabolic alkalosis in which the primary defect is a deficiency of transporters involved in sodium chloride reabsorption. Type 2 BS results from a defect in the renal outer medullary potassium channel encoded by the KCNJ1 gene. Type 2 BS presents with polyhydramnios, intrauterine growth retardation, prematurity, failure to thrive, pol...