Sumihisa Orita, Takana Koshi, Takeshi Mitsuka, Masayuki Miyagi, Gen Inoue, Gen Arai, Tetsuhiro Ishikawa, Eiji Hanaoka, Keishi Yamashita, Masaomi Yamashita, Yawara Eguchi, Tomoaki Toyone, Kazuhisa Takahashi, Seiji Ohtori
BACKGROUND: One of the sources of knee pain in osteoarthritis (OA) is believed to be related to local chronic inflammation of the knee joints, which involves the production of inflammatory cytokines such as tumor necrosis factor alpha (TNFα), interleukin (IL)-6, and nerve growth factor (NGF) in the synovial membrane, and these cytokines are believed to promote pathological OA. In the present study, correlations between proinflammatory cytokines in knee synovial fluid and radiographic changes and functional scores and pain scores among OA patients were examined...
June 30, 2011: BMC Musculoskeletal Disorders