Rheumatic diseases are diseases that mainly affect the joints, muscles, bones and soft tissues around the joints, such as tendons, ligaments, bursae and fascia. Rheumatism is a very complex disease, most people rheumatism is rheumatoid arthritis, that would be a big mistake. Many people with joint pain, neck and shoulder pain, heel pain, low back pain and other joint symptoms will first go to the rheumatology department, but the appearance of unexplained fever, eye inflammation, diarrhea, skin hardening, chest tightness and shortness of heart, then you must also come to the rheumatology department, need systematic examination and formal treatment. Rheumatic diseases include: systemic lupus erythematosus, rheumatoid arthritis, polymyositis, dermatomyositis, ankylosing spondylitis, Reiter syndrome, psoriatic arthritis, inflammatory bowel disease arthritis, osteophytes, reactive arthritis, gout, scleroderma, polyarteritis nodosa, Wegener’s granulomatosis, giant cell (temporal) arteritis with or without rheumatic polymyalgia, leukodystrophy, dry syndrome The following are some of the most common diseases in the world: rheumatic polymyalgia, rheumatoid polymyalgia, recurrent polychondritis, erythema nodosum, etc.