Objective To study the diagnostic value of MRI in acute 70 patients suffered from acute trauma of the spine and spinal cord, and compared the manifestations in different imaging techniques. Results MRI is superior to CT and plain film in detecting acute spinal cord injury, slight vertebral body fracture, intraspinal and soft tissue injuries adjacent to vertebral body. Conclusion MRI is indispensable in the diaghosis of acute trauma of the spine and spinal cord.