Left sided herniations should affect only the left nerve root. There are many different causes of arm pain with radiculopathy being only one of the various disorders. Right sided arm pain could be from thoracic outlet syndrome, cubital or carpel tunnel syndrome, artery and vein disorders or inflammatory disorders.
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.