HypocalcemiaHypoparathyroidismParathyroid HormoneMagnesium DeficiencyCalcium GluconateThyroidectomyParathyroid GlandsPseudohypoparathyroidismHypercalcemiaReceptors, Calcium-SensingParathyroidectomyCalcium22q11 Deletion SyndromePhosphorusHyperparathyroidism, SecondaryRicketsMagnesiumHyperparathyroidismCalcitriolPhosphatesVitamin DHyperparathyroidism, PrimaryDiGeorge SyndromeCalcium Metabolism DisordersParathyroid DiseasesTetanyVitamin D DeficiencyCalcitoninCalcium, DietaryThyroid DiseasesGraves DiseaseHypophosphatemiaDiphosphonatesMagnesium SulfateRenal OsteodystrophyOsteomalaciaParathyroid NeoplasmsCalcium ChlorideHyperphosphatemiaBone Density Conservation AgentsSyntaxin 16Chelation Therapy