Did you have any trauma (fall or hit) in the past?
If pain is due to bone injury Ct is best, if it's nerve problem then we have to get MRI.
pain could be because of many reasons need more detail for proper management .
Next Steps
consult for further management
Health Tips
Tab diclo BD for 5 days
Tab pan 40 OD for 5 days
if pain is not so sever apply diclo gel to back.