Roentgenogram of the month.
D002813:Chondrosarcoma / Q000000981:diagnostic imaging*; D006801:Humans; D008175:Lung Neoplasms / Q000000981:diagnostic imaging*; D008297:Male; D008875:Middle Aged; D009362:Neoplasm Metastasis; D011859:Radiography; D012540:Scapula