title: Osteoarthritis: pathophysiology, clinical features, management.
mesh_terms: D000368:Aged; D000893:Anti-Inflammatory Agents / Q000009:adverse effects / Q000627:therapeutic use*; D001241:Aspirin / Q000627:therapeutic use; D002357:Cartilage Diseases / Q000503:physiopathology; D002358:Cartilage, Articular / Q000503:physiopathology; D005260:Female; D006801:Humans; D007592:Joint Diseases / Q000503:physiopathology; D008297:Male; D008875:Middle Aged; D010003:Osteoarthritis / Q000000981:diagnostic imaging / Q000503:physiopathology* / Q000628:therapy; D010020:Osteonecrosis / Q000503:physiopathology; D011453:Prostaglandins / Q000627:therapeutic use; D011859:Radiography
chemical_list: D000893:Anti-Inflammatory Agents; D011453:Prostaglandins; D001241:Aspirin