Possible causes of swollen and painful finger joints include trauma, osteoarthritis, and rheumatoid joints. Treatment includes medication and surgery. 1. Trauma: If the trauma to the finger joints is only a mild injury to the soft tissues around the joints, there is no obvious tearing of the joint capsule ligaments, dislocation, fracture, etc. Conservative treatments can be taken, including rest, braking, and topical bruxism medications such as Yunnan Baiyao aerosol, etc. If serious injuries occur, surgery should be carried out promptly. If there are serious injuries mentioned above, surgery should be carried out in time. 2. Osteoarthritis: Osteoarthritis patients mainly through the use of non-steroidal anti-inflammatory drugs to alleviate the symptoms of joint swelling and pain, commonly used drugs such as celecoxib. Glucosamine and chondroitin sulfate have the effect of protecting joint cartilage and slowing down the progress of the disease. 3. Rheumatoid arthritis: hand rheumatoid arthritis mainly rely on drugs to improve symptoms and control the progress of the disease. Commonly used drugs are celecoxib, glucocorticoids such as prednisone acetate tablets, anti-rheumatic drugs. Anti-rheumatic drugs are a class of drugs that can slow down the progression of the disease, but the analgesic and anti-inflammatory effect is not obvious, and requires long-term maintenance. Commonly used drugs are methotrexate, leflunomide, cyclosporine and so on. The above drugs must be used in accordance with the doctor’s instructions, and cannot be used without authorization. Swelling and pain in the joints of the fingers, we suggest that patients go to the hospital as soon as possible, to clarify the cause of the disease in a timely manner, to be targeted treatment.