tail bone's pain, that is, tail pain, is often seen in women, especially in middle-aged women. The detailed mechanism of this disease is still unknown. According to the analysis of clinical data, it is related to the following factors. What are the symptoms of coccyx fracture? What tests should be done? 1. Deformity Congenital coccygeal deformity is mostly hooked, which will inevitably cause high tension of surrounding muscles and ligaments, so that these tissues will suffer from premature degeneration. Therefore, this kind of factor is less common than before. 2. Trauma is the most common, including coccyx fracture, dislocation or general trauma. In addition to being an early symptom of trauma, late cases can also remain local pain for several months. 3. There are many other factors that can cause this disease, including central lumbar disc herniation, sacral tumor or cyst, pedicle fracture with spondylolisthesis and many other factors. Dislocation can lead to different degrees of joint function loss, which must be reset in time! Experts from Changchun Orthopedic Hospital said that the characteristics of tail bone's pain vary greatly depending on the etiology. Those who are caused by fracture and dislocation of coccyx, because the distal end of the fracture is pulled by coccyx muscle and levator ani, move forward or sideways, causing pain. The pain is mild when standing still or lying down, and it is aggravated when sitting or defecating hard; And there is tenderness in the local area. Anal digital diagnosis can have coccyx tenderness and abnormal activity, and sometimes it can touch the broken end and displacement of the fracture. For those who are caused by other reasons, the symptoms are mostly mild, especially in cases with congenital and long course of disease. According to the clinical manifestations, X-ray examination can assist the diagnosis.