That is a huge herniation for the c-spine that will likely require intervention. However, I've seen many cases that have resolved without surgery. I think this is a good example:
Cervical Burst Fracture - 1 year - no surgery SUCCESS!
Another story linked below... the thread is about a lumbar case, but I posted some cervical films for another client too:
"Back" into life without surgery!
Good luck... please keep us posted.
Mark