Eye bag surgery lower eyelid ectropion, if the mild eyelid ectropion, swelling caused by, and does not affect the eye function, generally 2-3 months after surgery can be recovered; if the eyelid ectropion is serious, accompanied by conjunctivitis, etc. need to consult a doctor for treatment in a timely manner, and if necessary, need to be re-opened in order to improve the operation. There are many reasons for lower eyelid ectropion after eye bag surgery. If it is due to localized edema and bruising that has not completely subsided, resulting in mild ectropion of the lower eyelid, patients can do more eye opening and blinking exercises, and localized hot compresses to help recovery, generally 2-3 months after surgery can be gradually recovered. If too much skin or orbicularis oculi muscle is removed or the wound is not recovered well, the formation of scar contracture may lead to lower eyelid ectropion, which cannot be recovered on its own and requires another surgical treatment. In addition, more serious eyelid ectropion can lead to corneal exposure, increasing the risk of conjunctivitis and keratitis, and requires the use of erythromycin ophthalmic ointment as prescribed by the doctor to prevent infection. It is recommended that patients follow the doctor’s instructions for care after eye bag surgery, regular review, and timely consultation when discomfort occurs.