Thanks for writing to us.
The pain that you are having seems to be a muscular pain
but renal causes like calculi need to be ruled out after an ultrasound
scan. You also need to have an MRI
of the spine to rule out any disc related problem.
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