What is the cause of this young woman’s persistent back pain?

The back pain this patient from northern India had was initially blamed on small, nonobstructive renal calculi. The real culprit was spinal tuberculosis, a common cause of back pain in parts of the world where the infection is rampant. To read the full article, go to the Cleveland Clinic Journal of Medicine: https://www.ccjm.org/topics/infectious-diseases/single-article-page/persistent-back-pain-in-a-young-woman/5dd03a44eed9e20a5d01df4d7bd85328.html.