A 48 year old man known to you with a long history of low back pain, presents once again with similar symptoms. He has had a previous X - ray showing degenerative disc changes 6 years earlier. What is to be done next?
A
Repeat X-ray should be done
B
X-Ray should not be repeated
C
If any systemic disease suspected, MRI should be done
D
If suspected neurological deficit CT should be done