title: A 68-year old Caucasian male with shoulder pain of two months duration.
mesh_terms: D000368:Aged; D001859:Bone Neoplasms / Q000175:diagnosis*; D003937:Diagnosis, Differential; D005870:Giant Cell Tumors / Q000175:diagnosis*; D006801:Humans; D016403:Lymphoma, Large B-Cell, Diffuse / Q000175:diagnosis*; D008297:Male; D012516:Osteosarcoma / Q000175:diagnosis*