| M50 | Cervical disc disorders |
| M50.0 | Cervical disc disorder with myelopathy |
| M50.00 | Cervical disc disorder with myelopathy, unspecified cervical region |
| M50.01 | Cervical disc disorder with myelopathy, high cervical region |
| M50.02 | Cervical disc disorder with myelopathy, mid-cervical region |
| M50.03 | Cervical disc disorder with myelopathy, cervicothoracic region |
| M50.1 | Cervical disc disorder with radiculopathy |
| M50.10 | Cervical disc disorder with radiculopathy, unspecified cervical region |
| M50.11 | Cervical disc disorder with radiculopathy, high cervical region |
| M50.12 | Cervical disc disorder with radiculopathy, mid-cervical region |
| M50.13 | Cervical disc disorder with radiculopathy, cervicothoracic region |
| M50.2 | Other cervical disc displacement |
| M50.20 | Other cervical disc displacement, unspecified cervical region |
| M50.21 | Other cervical disc displacement, high cervical region |
| M50.22 | Other cervical disc displacement, mid-cervical region |
| M50.23 | Other cervical disc displacement, cervicothoracic region |
| M50.3 | Other cervical disc degeneration |
| M50.30 | Other cervical disc degeneration, unspecified cervical region |
| M50.31 | Other cervical disc degeneration, high cervical region |
| M50.32 | Other cervical disc degeneration, mid-cervical region |
| M50.33 | Other cervical disc degeneration, cervicothoracic region |
| M50.8 | Other cervical disc disorders |
| M50.80 | Other cervical disc disorders, unspecified cervical region |
| M50.81 | Other cervical disc disorders, high cervical region |
| M50.82 | Other cervical disc disorders, mid-cervical region |
| M50.83 | Other cervical disc disorders, cervicothoracic region |
| M50.9 | Cervical disc disorder, unspecified |
| M50.90 | Cervical disc disorder, unspecified, unspecified cervical region |
| M50.91 | Cervical disc disorder, unspecified, high cervical region |
| M50.92 | Cervical disc disorder, unspecified, mid-cervical region |
| M50.93 | Cervical disc disorder, unspecified, cervicothoracic region |
| M51 | Thoracic, thoracolumbar, and lumbosacral intervertebral disc disorders |
| M51.0 | Thoracic, thoracolumbar and lumbosacral intervertebral disc disorders with myelopathy |
| M51.04 | Intervertebral disc disorders with myelopathy, thoracic region |
| M51.05 | Intervertebral disc disorders with myelopathy, thoracolumbar region |
| M51.06 | Intervertebral disc disorders with myelopathy, lumbar region |
| M51.1 | Thoracic, thoracolumbar and lumbosacral intervertebral disc disorders with radiculopathy |
| M51.14 | Intervertebral disc disorders with radiculopathy, thoracic region |
| M51.15 | Intervertebral disc disorders with radiculopathy, thoracolumbar region |
| M51.16 | Intervertebral disc disorders with radiculopathy, lumbar region |
| M51.17 | Intervertebral disc disorders with radiculopathy, lumbosacral region |
| M51.2 | Other thoracic, thoracolumbar and lumbosacral intervertebral disc displacement |
| M51.24 | Other intervertebral disc displacement, thoracic region |
| M51.25 | Other intervertebral disc displacement, thoracolumbar region |
| M51.26 | Other intervertebral disc displacement, lumbar region |
| M51.27 | Other intervertebral disc displacement, lumbosacral region |
| M51.3 | Other thoracic, thoracolumbar and lumbosacral intervertebral disc degeneration |
| M51.34 | Other intervertebral disc degeneration, thoracic region |
| M51.35 | Other intervertebral disc degeneration, thoracolumbar region |
| M51.36 | Other intervertebral disc degeneration, lumbar region |
| M51.37 | Other intervertebral disc degeneration, lumbosacral region |
| M51.4 | Schmorl's nodes |
| M51.44 | Schmorl's nodes, thoracic region |
| M51.45 | Schmorl's nodes, thoracolumbar region |
| M51.46 | Schmorl's nodes, lumbar region |
| M51.47 | Schmorl's nodes, lumbosacral region |
| M51.8 | Other thoracic, thoracolumbar and lumbosacral intervertebral disc disorders |
| M51.84 | Other intervertebral disc disorders, thoracic region |
| M51.85 | Other intervertebral disc disorders, thoracolumbar region |
| M51.86 | Other intervertebral disc disorders, lumbar region |
| M51.87 | Other intervertebral disc disorders, lumbosacral region |
| M51.9 | Unspecified thoracic, thoracolumbar and lumbosacral intervertebral disc disorder |