Tears after strabismus surgery can be considered as a result of wound infection, postoperative bruising, and overuse of the eyes. After the surgery, the wound has not yet recovered, and there will be swelling of the eye tissues, so there will be tears in the eyes. 1. Wound infection: After strabismus surgery, there is no good wound care, causing wound infection, which will be manifested as constant tearing of the eyes, which can be relieved by applying erythromycin ointment. 2. Wound bruising: there will be bleeding during the surgery, and the wound area will be bruised, at this time, the swelling of the eyelids will also cause poor drainage of tears, and the symptoms can be relieved by applying cold compresses. 3. Excessive eye use: prolonged exposure to computers, cell phones and other electronic products after surgery will lead to excessive eye use, excessive eye fatigue will also increase secretion, and will keep tearing up, it is recommended to control the time of eye use, so that the eyes get enough rest. It is recommended to control the time of eye use and let your eyes get enough rest. Tears after strabismus surgery may also be caused by other reasons, so it is recommended to go to the regular hospital for timely treatment.