Treatment should pay attention to reduce the activities of the thumb and wrist when the pain, local hot compress or physical therapy has certain effect. If the symptoms are obvious, prednisone acetate can be used to close the sheath and inject the drug into the sheath to be effective. If the pain is severe, conservative treatment is ineffective, or if there is repeated recurrence, surgery should be performed. Surgery is performed under local anesthesia to cut off the ligaments compressing the tendons, and the symptoms can be completely controlled. The disease is associated with exertional injury. The disease can be triggered by a sudden increase in the intensity of work on the hands and wrists. Washing and knitting a lot of clothes at one time are common triggers. Prevention should emphasize the appropriate amount of labor and avoid sudden increases in labor volume and intensity.