Swelling and inflammation of the fingers may be caused by gout, rheumatoid arthritis and tenosynovitis, etc. The cause of the disease should be further clarified in order to target medication, surgery and other treatments. 1. Gout: If there is a higher than normal level of uric acid in the patient’s body, urate will be deposited in the form of crystals in the joints and the surrounding soft tissues, and further triggering joint inflammation. Patients may experience symptoms such as joint swelling and pain, which can be relieved by taking non-steroidal anti-inflammatory drugs such as etoricoxib and celecoxib, and colchicine, and hyperuricemia should be actively corrected after symptoms are relieved. 2. Rheumatoid arthritis: patients with rheumatoid arthritis may suffer from joint pain and morning stiffness due to the involvement of peripheral joints such as finger joints and wrist joints, etc. Rheumatoid arthritis can be controlled by using anti-rheumatic drugs such as adalimumab and methotrexate, etc., and relieved by taking non-steroidal anti-inflammatory drugs such as celecoxib and diclofenac, etc., and surgical treatments such as synovectomy are needed if necessary. 3. Tenosynovitis: Infection, trauma, strain and other factors can lead to tenosynovitis, patients can appear in the affected joint pain, swelling and other symptoms. In addition to the application of diclofenac, ibuprofen and other non-steroidal anti-inflammatory drugs to alleviate the symptoms, should also be directed at the specific causes of tenosynovitis treatment, such as bacterial infection tenosynovitis need to use penicillin or cephalosporin drug therapy. Drugs need to be used under the guidance of a physician, finger swelling and inflammation there may be other causes, it is recommended that patients with this symptom to the regular hospital orthopedics, rheumatology and immunology and other related departments to consult in detail, and comply with the doctor’s advice.