Which of the following is difference between Rheumatoid ahritis and osteoahritis?: (A) Osteophytes are seen in osteoahritis, (B) Systemic symptoms are seen in osteoahritis, (C) Rheumatoid ahritis is uncommon in hands and feet, (D) Osteoahritis is an autoimmune disease
Answer is A. Rheumatoid Ahritis Knee Osteoahritis Knee Periaicular osteopenia Subchondral sclerosis Valgus > Varus Varus > valgus Marginal erosions Marginal erosions not seen No osteophytes are seen Osteophytes are seen Soft tissue swelling (pannus) Negative Subchondral cysts Subchondral cysts Figs. (A) RA Knee-Genu valgus; (B) OA Knee-Genu varus