Thickness in the middle joints of the fingers may be caused by swelling of the joints, rheumatoid arthritis, gouty synovitis caused by the thick, for different causes to take appropriate treatment measures, the treatment includes physical therapy, medication, or surgical treatment. In addition there may be physiological causes of 1. Swollen joints: joint swelling caused by frequent pressure or movement of the joints, should pay attention to warmth, avoid the use of cold water, reduce the number of pressure or activity, local hot compresses, massage to promote blood circulation so as to make the swelling go down. 2. Rheumatoid arthritis: rheumatoid arthritis can cause joint swelling, dysfunction, and even joint deformity, should go to the hospital in time to confirm the diagnosis, the use of anti-rheumatic drugs for treatment, such as methotrexate, lancet, etc., you can relax the muscles to promote blood circulation with massage or acupressure. 3. Gouty synovitis: gout crystals of gout patients will accumulate locally and cause thickening of the joints, the primary disease should be actively treated, gout stones will gradually disappear, if accompanied by local skin ulcers, infections and other symptoms should be surgically removed gout stones. There may also be physiological reasons for the thick joints in the middle of the fingers. It is recommended that patients should clarify the reasons for the thick joints, and carry out treatment under the guidance of the doctor, avoiding the blind use of drugs on their own.