Mild compression fracture of lumbar 2 vertebra can manifest as pain, compression pain, activity limitation, neurological symptoms and so on. 1. Pain: after mild compression fracture of lumbar 2 vertebrae, it can be manifested as pain in lumbar back, which is aggravated by change of position and lumbar activities. After lumbar vertebrae fracture, one should lie down immediately for rest and transportation, and should not perform activities such as standing or walking. 2. Pressure and pain: after lumbar 2 vertebrae fracture, there may be pressure and pain in the fracture localization, mild simple vertebral compression fracture, the pressure and pain site is deeper. 3. Activity limitation: after the occurrence of lumbar 2 vertebrae compression fracture, the spinal column will generally have the performance of activity limitation, should avoid sitting posture, avoid twisting the body, should not be performed in all directions of the back activities, so as not to aggravate the degree of fracture, resulting in neurological damage and other serious consequences. 4. Neurological symptoms: mild compression fracture of lumbar 2 vertebrae may not affect the nerves in the vertebral canal due to the mild condition, and thus often does not show abnormal sensation and function of the lower limbs. However, when accompanied by spinal cord or nerve root compression, limb numbness, swelling and pain, weakness, or even paralysis and other serious manifestations. When a lumbar 2 vertebrae fracture occurs, it is necessary to consult a doctor in a timely manner, and under the guidance of a specialized doctor, actively carry out appropriate treatment, which will help early recovery from the fracture injury.