The injections depend upon your pain pattern and your physical examination. If the examining physician finds more evidence of facet origin of pain, facet blocks are ordered. If the physician finds more evidence of the disc causing pain, a discogram could be ordered.
The facet blocks typically contain a numbing medication like lidocaine and a steroid like celestone. The discogram contains a radioopaque dye and antibiotic.
Donald Corenman, MD, DC is a highly-regarded spine surgeon, considered an expert in the area of neck and back pain. Trained as both a Medical Doctor and Doctor of Chiropractic, Dr. Corenman earned academic appointments as Clinical Assistant Professor and Assistant Professor of Orthopaedic Surgery at the University of Colorado Health Sciences Center, and his research on spine surgery and rehabilitation has resulted in the publication of multiple peer-reviewed articles and two books.