Rheumatoid arthritis is often infected with some pathogenic bacteria in the body, such as hemolytic streptococcus, which leads to a series of immune reactions in the body, thus destroying some structures inside the joint, resulting in the clinical manifestations of pain, swelling, fluid accumulation and limited movement inside the joint. Once this kind of disease occurs, it often has the characteristics of repeated attacks and prolonged failure to heal, so it is necessary to seek medical advice as soon as possible to carry out the whole process of standardized treatment. Once the onset of rheumatoid arthritis, it may have the following clinical characteristics: first, the pain of wandering around joints or joints; Second, skin or body fever; Third, there may be heart related diseases such as rheumatic valve disease; Fourth, there may be some skin damage, such as rheumatic nodules. In addition, there may be some symptoms outside the joints. After the occurrence of this kind of disease, it is necessary to do some anti-inflammatory, analgesic and anti rheumatic treatment as soon as possible.