Rheumatoid arthritis and rheumatoid arthritis are completely different, the following is introduced for you: 1, the onset of different: rheumatoid arthritis first occurrence age to 9-17 years old is common, the proportion of men and women is equal. Rheumatoid arthritis, on the other hand, is more common in middle-aged women. 2, the cause is different: rheumatoid arthritis is caused by streptococcal infection, while rheumatoid arthritis is a variety of causes of chronic inflammation of the synovial membrane. 3, the symptoms are different: rheumatoid arthritis commonly involves large joints (knee joints, elbow joints, etc.), does not cause deformities of the joints. There are also symptoms of annular erythema, chorea, and cardiac inflammation. Rheumatoid arthritis tends to invade small joints (especially metacarpophalangeal joints, proximal interphalangeal joints, and wrist joints), but also other large and small joints, often causing deformities of the joints in advanced stages. May also appear rheumatoid nodules and heart, lung, kidney, peripheral nerve and eye visceral lesions. 4, laboratory tests are different: rheumatoid arthritis anti-O high, rheumatoid arthritis often rheumatoid factor is high, CCP, AKA will appear positive. 5, the treatment is different: rheumatoid arthritis to eliminate streptococcal infection, penicillin is the drug of choice. Also for joint pain, heart inflammation and other related treatment. Rheumatoid arthritis is aimed at preventing joint destruction, protecting joint function and maximizing the patient’s quality of life. Early application of slow-acting antirheumatic drugs is used. Non-steroidal anti-inflammatory drugs are used to control pain and other symptoms during joint pain and swelling. Related treatment when visceral complications occur. 6, the prognosis is different: rheumatoid arthritis treatment after the joint without deformation remains. Rheumatoid arthritis in the late stage will appear joint deformity. Special emphasis: If you have a family history of rheumatoid disease, morning stiffness, pain and swelling in the joints for more than 6 weeks, especially in middle-aged and elderly people, you should go to the hospital promptly and don’t delay treatment as common arthritis easily. Following medical advice is the best way for patients to recover themselves.