title: Ankylosing spondylitis and primary hyperparathyroidism.
mesh_terms: D000236:Adenoma / Q000175:diagnosis; D001416:Back Pain / Q000175:diagnosis; D002118:Calcium / Q000097:blood / Q000652:urine; D005260:Female; D006258:Head and Neck Neoplasms / Q000175:diagnosis; D006801:Humans; D006961:Hyperparathyroidism / Q000150:complications* / Q000601:surgery; D008297:Male; D008875:Middle Aged; D010384:Pelvic Bones / Q000000981:diagnostic imaging; D010758:Phosphorus / Q000097:blood; D011859:Radiography; D012886:Skull / Q000000981:diagnostic imaging; D013131:Spine / Q000000981:diagnostic imaging; D013167:Spondylitis, Ankylosing / Q000150:complications*
chemical_list: D010758:Phosphorus; D002118:Calcium