title: Urinary hexagons.
mesh_terms: D001639:Bicarbonates / Q000627:therapeutic use; D003460:Crystallization; D003553:Cystine / Q000378:metabolism; D003555:Cystinuria / Q000175:diagnosis / Q000188:drug therapy / Q000209:etiology / Q000628:therapy / Q000652:urine; D006801:Humans; D006863:Hydrogen-Ion Concentration; D012964:Sodium / Q000627:therapeutic use; D012995:Solubility
chemical_list: D001639:Bicarbonates; D003553:Cystine; D012964:Sodium