title: When tiny glands cause big problems. Kidney stones or osteoporosis may signal hyperparathyroidism, a disease that disrupts the distribution of calcium in the body.
authors.forename: Robert D
authors.initials: RD
authors.lastname: Utiger
mesh_terms: D002118:Calcium / Q000378:metabolism*; D016022:Case-Control Studies; D006801:Humans; D006961:Hyperparathyroidism / Q000150:complications / Q000378:metabolism / Q000503:physiopathology* / Q000601:surgery; D007669:Kidney Calculi / Q000209:etiology*; D010024:Osteoporosis / Q000209:etiology*
chemical_list: D002118:Calcium