title: Quiz of the month. Biopsy of the posterior iliac crest after double tetracycline labeling revealed osteomalacia.
mesh_terms: D003937:Diagnosis, Differential; D006393:Hemangiopericytoma / Q000175:diagnosis*; D006801:Humans; D007085:Ilium / Q000473:pathology; D008297:Male; D008875:Middle Aged; D010018:Osteomalacia / Q000209:etiology*; D010710:Phosphates / Q000652:urine; D012983:Soft Tissue Neoplasms / Q000175:diagnosis*; D013848:Thigh
chemical_list: D010710:Phosphates