Facial palsy will not affect the patient’s vision. Facial palsy is caused by damage to the facial nerve, and central facial palsy is caused by damage to the nucleus of the facial nerve, whether it is central facial palsy or peripheral facial palsy, it will not affect the patient’s vision. 1. Facial palsy will cause the patient’s facial muscles to move inflexibly, and clinically the patient will show symptoms of cheek puffing and leakage, shallow nasolabial folds, shallow forehead lines, and there may be facial palsy on one side when eating If the facial palsy is caused by a virus, there will be pain behind the patient’s ear. Facial palsy should be treated actively. In the early stage of peripheral facial palsy, if there are no obvious signs of infection, patients should be given hormones for treatment, and if there is a viral infection, antiviral treatment should be given.