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What is Which one of the following is a recognized X-Ray feature of rheumatoid ahritis? and explain in detail?
Rheumatoid ahritis is an autoimmune disease characterized by symmetric progressive polyahritis. Inflammation of synovium cause cailage destruction, and bone erosion. Bone erosion is the characteristic x-ray finding in a case of rheumatoid ahritis(RA). Xray findings in RA includes: Uniform joint space narrowing, symmetric joint involvement, marginal bone erosions, ulnar detion of phalanges, radial detion of radiocarpal joint, involvement of joints such as MCP, PIP and carpal. Ref: Physical Medicine and Rehabilitation Board Review By Sara J. Cuccurullo, Page 111; Examination Medicine By Nicholas Tailey, Simon O'Connor, Page 347; Differential Diagnosis in Conventional Radiology By Francis A. Burgener, 3rd Edition, Page 192-4.