<prompt> All are features of Rheumatoid - arthritis, EXCEPT-Osteosclerosis of jointSoft tissue swellingNarrowing of joint spacePeriarticular osteoporosis  <response>: Radiological features of RAFollowing features are seen on X-ray :-Reduced joint spaceErosion of articular marginsSubchondral cystsJuxta-articular rarefactionSoft tissue shadow at the level of the joint because of joint effusion or synovial hypertrophyDeformities of the hand and fingersPeriarticular osteopenia osteoporosis 