Thanks for writing to us.
The pain in the back with no detectable pathology can be related to a muscle pain
or a psychological cause. You can get his MRI
scan done to find out any such pathology. The treatment will then depend on the cause.
I hope this information has been both informative and helpful for you. You can consult me again directly through my profile URL http://bit.ly/Dr-Praveen-Tayal
Dr. Praveen Tayal