these include subtle periosteal bone apposition at bony prominences , the infrequency of regional panarthritis and hip and shoulder involvement , the tendency for destructive arthritis to be confined to small joints , particularly in the feet , and a typically `` '' discontinuous '' '' spondylitis characterized by eccentric , laterally positioned vertebral hyperostoses which tend to bridge around the contigous disk .
C2348101
destructive arthritis
C0022417
joints