类风湿性多关节炎为一种慢性关节疾病。病程漫长,缓解与复发交替反复发生,常伴有系统性病变存在。轻症仅侵犯指趾关节,中度及重度者腕、踝、肘、膝、肩及髋关节均可累及。发作稍久者即出现关节畸(变)形及功能障碍。关节疼痛、肿胀及变形超过半年以上者治疗效果多不满意。本组23例按美国风湿病协会类 Rheumatoid arthritis is a chronic joint disease. The course of the disease is long, alternating between remission and recurrence, often accompanied by the presence of systemic lesions. Mild disease only affects the joints of the digits, and wrists, tendons, elbows, knees, shoulders, and hips may be involved in moderate and severe cases. Those with a longer seizure show joint deformity and dysfunction. Painful, swollen and deformed joints more than half a year were more than satisfactory. 23 cases in this group according to the American Rheumatism Association