Interventional techniques for back pain.

Most Americans will be afflicted by some form of spine-related pain in their lifetime. In older patients, the most frequent source of back pain is lumbar spinal stenosis or vertebral compression fracture. Although most back pain is self-limited, some patients will require interventional techniques. This article reviews minimally invasive techniques for treating back pain, lumbosacral radicular pain, lumbar spinal stenosis, and compression fractures.