Endocrine Abstracts

Hereditary vitamin D-resistant rickets (HVDRR) is a rare recessive genetic disorder caused by mutations in the VDR that result in end organ resistance to 1,25-(OH)2D3 action. Here, we describe a patient with HVDDR with severe alopecia and rickets. Patient was 3 years old male presenting with gait disorder. He had hypocalcemia (8 mg/dl), secondary hyperparathyroidism (1232 pg/ml), and elevated serum alkaline phosphatase (661 U/l) and 1,25-dihydroxyvitamin ...