Upper and lower eye strabismus, also known as vertical strabismus, is primarily treated surgically. Vertical strabismus is mainly non-coherent strabismus, and the diagnosis is complicated, mainly including upper trapezius paralysis, double upper trapezius insufficiency, lower trapezius paralysis and other types. Upper trapezius paralysis includes congenital and acquired, congenital vertical strabismus is mainly treated by surgery, small degree or residual after surgery can be treated with trephine, acquired mainly symptomatic treatment, the cause of the disease is clear can be treated with surgery. Vertical strabismus caused by insufficiency of both superior oblique muscles and paralysis of inferior oblique muscles is mainly treated by surgery. Strabismus should be promptly consulted and actively treated under the guidance of a doctor to minimize the impact on visual function and appearance.