For the difference between rheumatoid arthritis and rheumatoid arthritis, the following aspects are mainly considered: 1. Different occurrence sites: rheumatoid arthritis is a systemic disease that mainly invades small joints, is symmetrical and can lead to deformity and loss of function of joints. The rheumatoid arthritis is related to streptococcal infection, which manifests as redness, swelling, heat and pain in the joints, mainly invading large joints, and is related to weather changes. 2. Legacy symptoms are different: rheumatoid arthritis does not leave joint deformities after the acute phase, while rheumatoid arthritis leaves joint deformities, which are essentially different. 3. Pathogenic factors are different: the onset of rheumatoid arthritis is related to genetics, infection, hormones, etc. The rheumatoid arthritis is related to streptococcal infection, which is also their difference. 4, different performance: rheumatoid arthritis in addition to joint symptoms, there will be fever, annular erythema, subcutaneous nodules, children may suffer from chorea, may also have heart symptoms, rheumatoid arthritis is mainly persistent joint swelling, pain, stiffness, redness, fever. 5, different treatment: rheumatoid arthritis The main treatment is to relieve the condition and anti-rheumatic treatment, rheumatoid arthritis is mainly preferred to penicillin treatment.