There are several common causes of painful fenestra pressure: first, local trauma, due to local trauma to the fenestra, causing swelling of the surrounding soft tissues, and causing pain. Second, the common cause is fasciitis, the fenestra tissue in long-term chronic friction, or after cold, causing chronic aseptic inflammation, mainly fenestra pain, usually not accompanied by surrounding redness and swelling. The third common cause is infection of the surrounding tissues, soft tissue infection and bone infection, all of which can cause pain under the gladiolus. Fourth, the common cause is tumor, local tumor of the raphe, or tumor of the surrounding tissue, which causes pain by compression of the area.