If the tendon sheath inflammation is mild, it can be self-healing, if it is severe, it can not be self-healing, need to be treated, the details are as follows: 1, can be self-healing: mild tendon sheath inflammation, the patient will have local mild pain, local activity is limited, but does not affect normal life, at this time only need to limit activities, avoid excessive weight bearing, tendon sheath inflammation will gradually self-healing. 2, not self-healing: severe tendon sheath inflammation usually will be The patient’s normal life and work are affected by the limited activities of the fingers or toes, and conservative treatment is usually ineffective, so surgery needs to be considered. Tendon sheath dissection is used to release the tendon to relieve clinical symptoms. Patients who use rest and braking generally cannot make the inflammation of the tendon sheath repair itself. Whether the inflammation of the tendon sheath can heal itself needs to be determined by its severity.