Synovial cysts with no obvious symptoms can be treated conservatively by avoiding excessive joint activity, physical therapy, etc. Surgery is generally recommended for symptomatic patients. Tendon sheath cysts are usually treated conservatively, and surgery can be taken if necessary. 1. Synovial cysts: benign, limited cystic masses occurring in the joint capsule, tendon sheath or synovial fluid sac, commonly seen in 50-60 year olds. Patients with no obvious symptoms can be treated conservatively, such as avoiding excessive joint activity, appropriate microwave and other physical therapy. Surgery is recommended for symptomatic patients to completely remove the cyst and avoid recurrence. 2. Tendon sheath cysts: they are mostly caused by degeneration of connective tissues in the joints of the wrist and the back of the foot, and are common in middle-aged and young women. The treatment is conservative, and the tendon sheath cyst can be ruptured by giving pressure to the tendon sheath cyst, but due to the existence of the cyst wall, there is still a possibility of recurrence. Surgery can be used if the condition is serious enough to affect life. Therefore, synovial cysts and tendon sheath cysts are different diseases, and the principle of treatment is not the same, it is recommended that the patient timely hospital consultation, according to the history, physical examination and auxiliary examination for further diagnosis and treatment.