ESPE Abstracts

Background: Hereditary Vitamin D-Resistant Rickets (HVDRR) is a rare autosomal recessive disorder caused by mutations in the vitamin D receptor (VDR) resulting in end organ resistant to 1a,25-dihydroxyvitamin D, [1,25(OH)2D]. Majority of HVDRR has Elevated 1, 25(OH)2D which is a hallmark for diagnosis of this disease. High doses of vitamin D, oral calcium and most importantly IV calcium infusion are the mode of therapy in HVDRR.A...

Introduction: Adrenal insufficiency can be caused by different factors. Biotin deficiency is either nutritional or related to synthesis/recycling defects. We are reporting a rare case of adrenal insufficiency complicating a late diagnosis of holocarboxylase synthetase deficiency in an infant who also had protein-S-deficiency, later thought to be secondary.Case: Term female infant born, to non-consanguineous parents, in good condition wit...