<prompt> All are the features of rheumatoid arthrtitis except-Osteosclerosis of jointSoft tissue swellingNarrowing of joint spacePeriarticular osteoporosis  <response>: Ans. is a i.e., Osteosclerosis of joint Radiological features of RAo Following features are seen on X-ray :-Reduced j oint spaceErosion of articular marginsSubchondral cystsJuxta-articular rarefactionSoft tissue shadowr at the level of the joint because of joint effusion or synovial hypertrophyDeformities of the hand and fingersPeriarticular osteopenia osteoporosis 