Spondylosis is an abnormal fixation or immobility of the vertibrae. Multi-level suggests that several vertibrae are involved (i.e. the C5 and C6 vertibrae).
It is likely this was present before the accident, and exacerbated after the accident.
Typically, physical therapy and other conservative measures are prescribed. If symptoms continue, you can consider an MRI to evaluate whether there is any disk disease.
Followup with your personal physician is essential.
This answer is not intended as and does not substitute for medical advice - the information presented is for patient education only. Please see your personal physician for further evaluation of your individual case.
Kevin, M.D.
Medical Weblog:
kevinmd_b