title: Calcium metabolism in a patient with Crohn's disease and diffuse symmetrical periostitis.
mesh_terms: D000293:Adolescent; D002118:Calcium / Q000378:metabolism*; D003424:Crohn Disease / Q000150:complications* / Q000000981:diagnostic imaging / Q000378:metabolism; D006801:Humans; D008297:Male; D008684:Metatarsus / Q000000981:diagnostic imaging; D010522:Periostitis / Q000000981:diagnostic imaging / Q000209:etiology* / Q000378:metabolism; D011859:Radiography
chemical_list: D002118:Calcium