The following causes are common in women with caudal vertebrae pain: First, trauma: causing a fracture or dislocation of the caudal vertebrae can cause severe pain symptoms in the caudal vertebrae area, and the patient cannot even sit and rest, and taking an X-ray will reveal a fracture or dislocation of the caudal vertebrae. Second, lumbar spine diseases: serious lumbar spine diseases such as lumbar disc prolapse can cause continuous compression of the nerves, resulting in radiological pain symptoms in the caudal vertebrae, and the diagnosis can be confirmed by taking MRI. Third, during pregnancy: the caudal vertebrae are compressed by the uterus and locally congested, which will also manifest as clinical symptoms of caudal vertebrae pain, and the symptoms will be relieved after delivery. Women with caudal vertebral pain must be diagnosed and treated early in order to obtain satisfactory relief of clinical symptoms. Otherwise, it can cause continuous pain and affect normal life and work.