Spinal cord stimulation: SCS is the treatment of chronic, refractory neuropathic pain by implanting electrodes into the epidural space near the source of the pain.
Endometriosis is an inflammatory condition in which endometrial tissues grow outside of the uterus. It is associated with pain during menstruation and sex.
Juvenile-onset ankylosing spondylitis (arthritis of the spine) is an inflammatory condition which begins in childhood. The joints of the spine stiffen.