风湿性关节炎是风湿病的主要表现之一,目前,一般认为风湿病是一与A组溶血性链球菌感染有关的变态反应性疾病。链球菌及其代谢产物具有抗原性,可使机体产生相应的抗体,抗原和抗体能渗入结缔组织,当其累及某一关节时,使该关节的滑膜及其周围组织出现炎 Rheumatoid arthritis is one of the main manifestations of rheumatism. At present, rheumatism is generally considered to be an allergic disease associated with hemolytic streptococcal disease in Group A. Streptococcus and its metabolites with antigenicity, the body can produce the corresponding antibodies, antigens and antibodies can penetrate connective tissue, when it involves a joint, so that the joints of the synovium and its surrounding tissue inflammation