title: Reversible long-standing dementia with normocalcemic hyperparathyroidism.
mesh_terms: D000368:Aged; D002118:Calcium / Q000097:blood*; D003704:Dementia / Q000209:etiology*; D005260:Female; D006801:Humans; D006961:Hyperparathyroidism / Q000097:blood / Q000150:complications*
chemical_list: D002118:Calcium