title: Primary hyperparathyroidism and 1,25-dihydroxyvitamin D.
mesh_terms: D000368:Aged; D002117:Calcitriol / Q000096:biosynthesis* / Q000097:blood / Q000627:therapeutic use; D006801:Humans; D006934:Hypercalcemia / Q000209:etiology; D006961:Hyperparathyroidism / Q000150:complications / Q000188:drug therapy / Q000378:metabolism*; D007668:Kidney / Q000378:metabolism
chemical_list: D002117:Calcitriol