Different eye positions are usually caused by vertical strabismus, which needs to be corrected by surgery, or for very mild vertical strabismus, it can be corrected by wearing a trephine lens. Strabismus is a common disease in ophthalmology, which refers to the direction of vision of both eyes is not parallel, according to the different direction of vision skewing of both eyes can be categorized into horizontal strabismus, vertical strabismus, rotational strabismus, etc., of which vertical strabismus will appear in both eyes of the high and low position. For vertical strabismus, patients need to undergo further examination, such as prism examination and synoptic examination, to determine the exact degree of strabismus. Small degrees of strabismus can be corrected by wearing prisms, while larger degrees of vertical strabismus need to be treated by corrective strabismus surgery. Patients need to go to the ophthalmology department of the hospital as soon as possible after a detailed examination to confirm the diagnosis, and then the doctor will formulate a scientific and reasonable treatment plan to eliminate the symptoms.