A cyst on the wrist may be a tendon sheath cyst or a sebaceous cyst. The treatment is different depending on the etiology, including follow-up and incision and drainage, and surgery if necessary. 1. Tendon sheath cysts are benign tumors, usually in a fixed position. If the tendon sheath cyst is small, it does not require treatment. Follow-up visits are usually necessary to minimize strenuous wrist activities in the wrist where the tendon sheath cyst is present. If the tendon sheath cyst is large or severely affects wrist movement, it can be surgically removed. 2. In the case of sebaceous cysts, which are usually attached to the skin and can be pushed, sebaceous cysts can be surgically removed. 3. If there is an abscess, it can be incised and drained, with regular dressing changes and antibacterial drugs such as cefuroxime, amoxicillin and other treatments. Wrist long a cyst timely medical treatment, follow the doctor’s instructions.