title: The pathogenesis of the subchondral pseudocysts in rheumatoid arthritis.
mesh_terms: D000328:Adult; D000368:Aged; D001172:Arthritis, Rheumatoid / Q000145:classification / Q000150:complications*; D001845:Bone Cysts / Q000209:etiology* / Q000473:pathology; D002358:Cartilage, Articular / Q000473:pathology; D003239:Connective Tissue Cells; D005260:Female; D006097:Granulation Tissue / Q000473:pathology; D006801:Humans; D008297:Male; D008875:Middle Aged