Sometimes temporay. Sometimes injury causes spine "shock" or swelling and paralysis may resolve when it goes away. A little healing may occur even in severe cases and a cord only crushed a little may improve on its own or after decompression surgery of bone, ruptured disk tumor or whatever else might be crushing it. High dose steroids a given early give it a better chance. Rehabilitation also may help greatly.
Yes. Yes and a full recovery can be seen.
Not yet. This is an area of active research, however there are no new, widely accepted treatments for spinal cord injury at this time. Several different technologies are being investigated in the treatment of sci including neural stem cell therapy, neuronal regenerative therapies, neuroprosthetics, and pharmacologic agents to lessen secondary spinal cord injuries. Read more...