The eyes are skewed mainly in the following cases: 1, strabismus, vertical strabismus or horizontal strabismus patients, both eyes are unbalanced in development, which can lead to eyes not at the right position and exotropia. 2, trauma, orbital wall fracture caused by skewed eyes, especially extensive lower wall fracture, orbital contents In severe cases, orbital molding surgery is required. 3. Intracranial or orbital tumor compression, resulting in eye skewing, improve the CT or MRI examination, according to the size, location and nature of the mass, decide to take drug conservative treatment or surgical treatment, if necessary, combined with radiotherapy, the efficacy is more accurate.