353.1	Lumbosacral plexus lesions
353.4	Lumbosacral root lesions, not elsewhere classified
719.45	Pain in joint involving pelvic region and/or thigh
719.48	Pain in joint involving other specified sites
721	Spondylosis and allied disorders
721.3	Lumbosacral spondylosis without myelopathy
721.42	Lumbar Spondylosis with myelopathy
721.5	Unique or unusual forms of spondylosis
721.6	Unique or unusual forms of spondylosis
721.7	Unique or unusual forms of spondylosis
721.8	Unique or unusual forms of spondylosis
721.90	Spondylosis or unspecified site without myelopathy
721.91	Spondylogenic compression of spinal cord, site unspecified
722	Intervertebral disc disorders
722.1	Displacement of thoracic or lumbar intervertebral disc without myelopathy
722.10	Lumbar intervertebral disc without myelopathy
722.2	Displacement of intervertebral disc, site unspecified, without myelopathy
722.30	Schmorls nodes, unspecified region
722.32	Schmorls nodes, lumbar region
722.5	Degeneration of thoracic or lumbar intervertebral disc
722.51	Degeneration of thoracic or thoracolumbar intervertebral disc
722.52	Degeneration of lumbar or lumbosacral intervertebral disc
722.6	Degeneration intervertebral disc, site unspecified
722.7	Intervertebral disc disorder with myelopathy
722.73	Intervertebral disc disorder with myelopathy, lumbar region
722.8	Postlaminectomy syndrome
722.80	Postlaminectomy syndrome unspecified region
722.83	Postlaminectomy syndrome lumbar region
722.90	Other and unspecified disc disorder, site unspecified
722.93	Other and unspecified disc disorder, lumbar region
724	Other and unspecified disorders of back
724.0	Spinal stenosis, other than cervical
724.00	Spinal stenosis, unspecified region
724.02	Lumbar region
724.09	Spinal Stenosis, other
724.2	Lumbago
724.3	Sciatica
724.4	Thoracic or lumbosacral neuritis or radiculitis, unspecified
724.5	Backache, unspecified
724.6	Disorders of sacrum
724.7	Disorders of coccyx
724.8	Other symptoms referable to back
724.9	Other unspecified back disorders
728.85	Spasm of muscle
729.1	Myalgia and myositis, unspecified
737.10-737.30	Idiopathic scoliosis
738.4	Acquired spondylolisthesis
738.5	Other acquired deformity of back or spine
739.3	Lumbar region
739.4	Sacral region
739.5	Pelvic region
756.10	Anomaly of Spine, unspecified
756.11	Spondylolisthesis, lumbosacral region
756.12	Spondylolisthesis
756.13-756.19	Various congenital anomalies
805.4	Lumbar fracture, closed, without mention of spinal cord injury
805.6	Sacral or coccygeal fracture
805.8	Vertebral fracture of unspecified site
846	Sprains and strains of sacroiliac region
846.0	Lumbosacral (joint) (ligament)
846.1	Sacroiliac ligament
846.2	Sacrospinatus (ligament)
846.3	Sacrotuberous (ligament)
846.4-846.7	Sprains and Strains, Sacroiliac
846.8	Other specified sites of sacroiliac region
846.9	Unspecified site of sacroiliac region
847	Sprains and strains of other and unspecified parts of back
847.2	Lumbar
847.3	Sacrum
847.4	Coccyx
847.9	Unspecified site of back
848	Other and ill-defined sprains and strains
848.5	Pelvis
848.8	Other specified sites of sprains and strains
848.9	Unspecified site of sprain and strain
996.4	Mechanical complication of internal orthopedice device, implant and graft