From the description it is clear that you are having multiple joint problems.
and loss of cervical and lumbar lordosis
may not be due to the accident
by arthroscopic surgery
,the individual joint problem has been tackled . The other joints need to be tacked depending on their condition .
You have mentioned about the disc bulge . If it has not been treated so far ,it will be better to discuss with your orthopedic surgeon and take adequate and proper treatment for it for cure . the stiffness
may possible due to the bulge of disc .
Since the problem started after the trauma ,it is likely to be responsible for the lesion .