详细解释:【医】 类风湿性关节炎
英语解释：
名词 rheumatoid arthritis:
a chronic autoimmune disease with inflammation of the joints and marked deformities; something (possibly a virus) triggers an attack on the synovium by the immune system, which releases cytokines that stimulate an inflammatory reaction that can lead to the destruction of all components of the joint同义词：atrophic arthritis, rheumatism