title: [Osteoarthritis, rheumatoid arthritis, metabolic disease? Overview of arthralgia of unknown origin].
authors: Peter
authors: P
authors: Stiefelhagen
mesh_terms: D000328:Adult; D000368:Aged; D018771:Arthralgia / Q000209:etiology* / Q000628:therapy; D001172:Arthritis, Rheumatoid / Q000175:diagnosis* / Q000628:therapy; D003095:Collagen Diseases / Q000175:diagnosis* / Q000628:therapy; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D007596:Joints / Q000473:pathology; D008279:Magnetic Resonance Imaging; D008297:Male; D008875:Middle Aged; D010003:Osteoarthritis / Q000175:diagnosis* / Q000628:therapy; D012680:Sensitivity and Specificity; D014463:Ultrasonography