1, the cause of pain and department attributed to unclear: can not find the cause of pain, do not know which department to see, such patients should go to the pain department, after the pain specialist and examination, including diagnostic treatment, the vast majority can find the cause, take the cause of treatment, can receive satisfactory results. 2, the department is clearly attributed to the pain, but there is no special treatment method: to the pain department treatment, often can achieve satisfactory results. Such as post-lesion pain, phantom limb pain, trigeminal neuralgia, etc. 3, neck, shoulder, waist and leg pain without surgical indication, cervical spondylosis, frozen shoulder, spinal stenosis, disc herniation, osteoporosis, etc. 4.Pain caused by certain chronic non septic arthritis: such as rheumatoid arthritis, ankylosing spondylitis, gout, etc. 5, pain caused by spasm embolism of blood vessels and ducts: angina pectoris, bile duct stones, ureteral stones, pain department analgesic treatment. 6, neurogenic pain: central pain, reflex sympathetic dystrophy, trigeminal neuralgia, glossopharyngeal neuralgia. 7, cancer pain: in the anti-cancer treatment, it can be treated with special analgesic measures in the pain department. 8 Others: pain after surgery and labor pain, abortion, gastroscopy or colonoscopy can be relieved by special measures in the pain department.